rpms/glibc
3
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
4d17ec2120
glibc/glibc-rtkaio.patch
Siddhesh Poyarekar 17b00fb789 Get rid of releng tarball 
Add necessary files directly to the Fedora git tree and add rtkaio and
c_stubs bits as patches.
2013-08-19 17:05:59 +05:30

5001 lines
164 KiB
Diff
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/Banner glibc-2.17-931-g30bbc0c.new/rtkaio/Banner
--- glibc-2.17-931-g30bbc0c/rtkaio/Banner 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/Banner 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+RT using linux kernel aio
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/ChangeLog glibc-2.17-931-g30bbc0c.new/rtkaio/ChangeLog
--- glibc-2.17-931-g30bbc0c/rtkaio/ChangeLog 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/ChangeLog 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1,255 @@
+2009-10-30 Andreas Schwab <schwab@redhat.com>
+
+ * tst-aiod.h: Include <string.h>.
+
+2009-09-30 Andreas Schwab <schwab@redhat.com>
+
+ * sysdeps/unix/sysv/linux/x86_64/librtkaio-cancellation.S: New
+ file.
+
+2007-12-12 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/unix/sysv/linux/kaio_read.c (aio_read64): Define to
+ something else while including kaio_misc.h.
+ * sysdeps/unix/sysv/linux/kaio_write.c (aio_write64): Likewise.
+
+2007-08-01 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/unix/sysv/linux/kaio_misc.h (AIO_MISC_NOTIFY,
+ AIO_MISC_WAIT): Add LLL_PRIVATE as last argument to lll_futex_*wait.
+
+2006-09-15 Jakub Jelinek <jakub@redhat.com>
+
+ [BZ #3138]
+ * rt/tst-aiod.c (do_prepare): Give name_len type size_t.
+ * rt/tst-aiod64.c (do_prepare): Likewise.
+
+2006-09-07 Jakub Jelinek <jakub@redhat.com>
+
+ * tst-aiod2.c: Adjust test for new semantics of lio_listio.
+ * tst-aiod3.c: The thread is now supposed to be created.
+
+ * Makefile: Use $(..) in place of ../.
+ (tests): Add tst-aio{8,9,10}, tst-cpuclock{1,2}, tst-cputimer{1,2,3}
+ and tst-clock2.
+ (CPPFLAGS-librtkaio): Append -I$(..)rt.
+ * Versions.def (librtkaio): Add GLIBC_2.4 version.
+ * sysdeps/unix/sysv/linux/kaio_misc.c (wait_for_kernel_requests)
+ [!DONT_NEED_AIO_MISC_COND]: Don't use condvar, use AIO_MISC_WAIT.
+ * sysdeps/unix/sysv/linux/kaio_misc.h [HAVE_FORCED_UNWIND]
+ (DONT_NEED_AIO_MISC_COND, AIO_MISC_NOTIFY, AIO_MISC_WAIT): Define.
+ (struct waitlist) [DONT_NEED_AIO_MISC_COND]: Remove cond.
+ * sysdeps/unix/sysv/linux/kaio_suspend.c (struct clparam)
+ [DONT_NEED_AIO_MISC_COND]: Remove cond.
+ (cleanup) [DONT_NEED_AIO_MISC_COND]: Lock __aio_requests_mutex on
+ entry. Don't destroy param->cond.
+ (aio_suspend): Fail if nent is negative.
+ (aio_suspend) [DONT_NEED_AIO_MISC_COND]: Don't use cond, use
+ AIO_MISC_WAIT.
+ * sysdeps/unix/sysv/linux/klio_listio.c (lio_listio): Renamed to...
+ (lio_listio_internal): ... this. Don't use cond, but AIO_MISC_WAIT,
+ if DONT_NEED_AIO_MISC_COND. Remove mode parameter check. Only set
+ sigevent type to SIGEV_NONE if LIO_NO_INDIVIDUAL_EVENT is set.
+ (__lio_listio_21): New function. Compatiblity version which sets
+ LIO_NO_INDIVIDUAL_EVENT before calling lio_listio_internal.
+ (__lio_listio_item_notify): New function.
+ * sysdeps/unix/sysv/linux/klio_listio64.c: Define __lio_listio_21 and
+ __lio_listio_item_notify macros.
+ * aio.h: Removed.
+ * configure.in: New file
+ * configure: Regenerated.
+ * sysdeps/rtkaio/kaio_cancel.c: Moved to...
+ * kaio_cancel.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_error.c: Moved to...
+ * kaio_error.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_fsync.c: Moved to...
+ * kaio_fsync.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_misc.c: Moved to...
+ * kaio_misc.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_notify.c: Moved to...
+ * kaio_notify.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_read.c: Moved to...
+ * kaio_read.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_read64.c: Moved to...
+ * kaio_read64.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_return.c: Moved to...
+ * kaio_return.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_sigqueue.c: Moved to...
+ * kaio_sigqueue.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_suspend.c: Moved to...
+ * kaio_suspend.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_write.c: Moved to...
+ * kaio_write.c: ... here. New file.
+ * sysdeps/rtkaio/kaio_write64.c: Moved to...
+ * kaio_write64.c: ... here. New file.
+ * sysdeps/rtkaio/klio_listio.c: Moved to...
+ * klio_listio.c: ... here. New file.
+ * sysdeps/rtkaio/klio_listio64.c: Moved to...
+ * klio_listio64.c: ... here. New file.
+ * sysdeps/pthread/Versions: New file.
+ * tst-aio8.c: New file.
+ * tst-aio9.c: New file.
+ * tst-aio10.c: New file.
+ * tst-clock2.c: New file.
+ * tst-cpuclock1.c: New file.
+ * tst-cpuclock2.c: New file.
+ * tst-cputimer1.c: New file.
+ * tst-cputimer2.c: New file.
+ * tst-cputimer3.c: New file.
+ * sysdeps/unix/sysv/linux/sparc/Makefile: New file.
+ * sysdeps/unix/sysv/linux/sparc/rtkaio-sysdep.c: New file.
+ * sysdeps/unix/sysv/linux/sparc/sparc64/Versions: New file.
+ * sysdeps/mips/Makefile: Removed.
+ * sysdeps/unix/mips/rtkaio-sysdep.S: Removed.
+ * sysdeps/unix/sysv/linux/hppa/Versions: Removed.
+ * sysdeps/unix/sysv/linux/hppa/kaio_cancel.c: Removed.
+
+2006-07-19 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/unix/sysv/linux/kaio_misc.c: Include atomic.h.
+ (kernel_callback): Ensure __return_value is updated before
+ __error_code is set.
+
+2006-05-11 Jakub Jelinek <jakub@redhat.com>
+
+ * Makefile (tests): Add tst-mqueue{8,9}, tst-timer5 and
+ tst-aiod{,64,2,3,4,5}.
+ (LDFLAGS-rtkaio.so): Add -Wl,--enable-new-dtags,-z,nodelete.
+ * sysdeps/unix/sysv/linux/kaio_misc.h: Include signal.h and
+ sysdep.h.
+ (aio_start_notify_thread, aio_create_helper_thread): Define
+ for !BROKEN_THREAD_SIGNALS.
+ (__aio_start_notify_thread, __aio_create_helper_thread): New
+ functions for !BROKEN_THREAD_SIGNALS.
+ * sysdeps/unix/sysv/linux/kaio_misc.c: Include sys/sysmacros.h.
+ (aio_create_helper_thread): Define if not yet defined.
+ (__aio_create_helper_thread): New function.
+ (__aio_wait_for_events): Pass 1 rather than 0 as min_nr to
+ io_getevents.
+ (handle_kernel_aio): Likewise.
+ (__aio_create_kernel_thread): Use aio_create_helper_thread.
+ (__aio_enqueue_user_request): Likewise.
+ (handle_fildes_io): Likewise. Remove noreturn attribute,
+ return NULL instead of calling pthread_exit (NULL).
+ (__aio_enqueue_request_ctx): Call fcntl and fxstat64 to avoid using
+ kaio on non-O_DIRECT non-/dev/raw* filedescriptors. For LIO_SYNC
+ and LIO_DSYNC also set kctx to KCTX_NONE.
+ * sysdeps/unix/sysv/linux/kaio_suspend.c (aio_suspend): Don't start
+ handle_kernel_aio thread if ktotal is zero.
+ * sysdeps/pthread/Makefile (tests): Add tst-mqueue8x.
+ (CFLAGS-tst-mqueue8x.c): Add -fexceptions.
+ * Versions.def (librtkaio): Add GLIBC_2.3.4 version.
+ * kaio_mq_close.c: New file.
+ * kaio_mq_getattr.c: New file.
+ * kaio_mq_notify.c: New file.
+ * kaio_mq_open.c: New file.
+ * kaio_mq_receive.c: New file.
+ * kaio_mq_send.c: New file.
+ * kaio_mq_setattr.c: New file.
+ * kaio_mq_timedreceive.c: New file.
+ * kaio_mq_timedsend.c: New file.
+ * kaio_mq_unlink.c: New file.
+ * sysdeps/pthread/tst-mqueue8x.c: New file.
+ * sysdeps/unix/sysv/linux/syscalls.list: New file.
+ * tst-mqueue8.c: New file.
+ * tst-mqueue9.c: New file.
+ * tst-timer5.c: New file.
+ * tst-aiod.h: New file.
+ * tst-aiod.c: New test.
+ * tst-aiod64.c: New test.
+ * tst-aiod2.c: New test.
+ * tst-aiod3.c: New test.
+ * tst-aiod4.c: New test.
+ * tst-aiod5.c: New test.
+ * sysdeps/mips/Makefile: New file.
+ * sysdeps/unix/alpha/Makefile: New file.
+ * sysdeps/unix/alpha/rtkaio-sysdep.S: New file.
+ * sysdeps/unix/mips/rtkaio-sysdep.S: New file.
+ * sysdeps/unix/sysv/linux/Makefile: New file.
+ * sysdeps/unix/sysv/linux/s390/Makefile: New file.
+ * sysdeps/unix/sysv/linux/s390/rtkaio-sysdep.S: New file.
+ * sysdeps/unix/sysv/linux/powerpc/Makefile: New file.
+ * sysdeps/unix/sysv/linux/powerpc/rtkaio-sysdep.c: New file.
+ * sysdeps/unix/sysv/linux/ia64/Makefile: New file.
+ * sysdeps/unix/sysv/linux/ia64/rtkaio-sysdep.S: New file.
+
+2004-04-17 Jakub Jelinek <jakub@redhat.com>
+
+ * rt/Makefile (mq-routines): Set.
+ (librt-routines): Use it.
+ (tests): Add tst-mqueue{1,2,3,4,5,6,7} and tst-timer{3,4}.
+ (tst-mqueue7-ARGS): Set.
+ * rt/Versions (librt): Add mq_*@@GLIBC_2.3.4.
+ * rt/tst-mqueue1.c: New file.
+ * rt/tst-mqueue2.c: New file.
+ * rt/tst-mqueue3.c: New file.
+ * rt/tst-mqueue4.c: New file.
+ * rt/tst-mqueue5.c: New file.
+ * rt/tst-mqueue6.c: New file.
+ * rt/tst-mqueue7.c: New file.
+ * rt/tst-timer3.c: New file.
+ * rt/tst-timer4.c: New file.
+
+2003-08-14 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/unix/sysv/linux/kaio_misc.c (wait_for_kernel_requests):
+ New function.
+ (handle_fildes_io): Use it for LIO_SYNC and LIO_DSYNC.
+
+ * sysdeps/pthread/Makefile (CPPFLAGS): Add -DBROKEN_THREAD_SIGNALS
+ for rtkaio/linuxthreads combo.
+ * sysdeps/unix/sysv/linux/kaio_misc.c (__aio_enqueue_request_ctx):
+ Only set caller_pid if BROKEN_THREAD_SIGNALS.
+ * sysdeps/unix/sysv/linux/kaio_misc.h (struct waitlist,
+ struct requestlist): Remove caller_pid unless BROKEN_THREAD_SIGNALS.
+ (__aio_notify_only): Remove last argument if not
+ BROKEN_THREAD_SIGNALS.
+ * sysdeps/unix/sysv/linux/kaio_suspend.c (aio_suspend): Only set
+ caller_pid if not BROKEN_THREAD_SIGNALS.
+ * sysdeps/unix/sysv/linux/klio_listio.c (lio_listio): Likewise.
+ Remove last argument in call to __aio_notify_only unless
+ BROKEN_THREAD_SIGNALS.
+
+ * tst-aio.c: Avoid test duplication. Include rt/aio.c instead.
+ * tst-aio2.c: Similarly.
+ * tst-aio3.c: Similarly.
+ * tst-aio4.c: Similarly.
+ * tst-aio5.c: Similarly.
+ * tst-aio6.c: Similarly.
+ * tst-aio64.c: Similarly.
+ * tst-aio7.c: Similarly.
+ * tst-clock.c: Similarly.
+ * tst-clock_nanosleep.c: Similarly.
+ * tst-shm.c: Similarly.
+ * tst-timer2.c: Similarly.
+
+2003-07-29 Roland McGrath <roland@redhat.com>
+
+ * rt/tst-timer2.c: New file.
+ * rt/Makefile (tests): Add it.
+
+2003-07-25 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/unix/sysv/linux/kaio_cancel.c (aio_cancel): Attempt
+ to cancel kioctx != KCTX_NONE requests even if second argument
+ to aio_cancel is NULL.
+
+2003-07-24 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/unix/sysv/linux/kaio_cancel.c (aio_cancel): Return
+ AIO_ALLDONE if aiocbp != NULL and has already completed. Return
+ -1/EINVAL if aiocbp->aio_fildes does not match fildes.
+
+ * sysdeps/unix/sysv/linux/alpha/kaio_cancel.c: New file.
+ * sysdeps/unix/sysv/linux/hppa/kaio_cancel.c: New file.
+ * sysdeps/unix/sysv/linux/sparc/kaio_cancel.c: New file.
+ * sysdeps/unix/sysv/linux/kaio_cancel.c (aio_cancel): Attempt
+ to cancel request handled by kernel (so far just if aiocbp != NULL).
+ * sysdeps/unix/sysv/linux/kaio_misc.c (__aio_remove_krequest): Fix
+ assertion, req->kioctx must NOT be KCTX_NONE.
+ * sysdeps/unix/sysv/linux/kaio_misc.h (__aio_remove_krequest): New
+ prototype.
+
+2003-07-23 Jakub Jelinek <jakub@redhat.com>
+
+ * New add-on.
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/configure glibc-2.17-931-g30bbc0c.new/rtkaio/configure
--- glibc-2.17-931-g30bbc0c/rtkaio/configure 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/configure 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1,4 @@
+# This file is generated from configure.in by Autoconf. DO NOT EDIT!
+
+libc_add_on_canonical=
+libc_add_on_subdirs=.
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/configure.in glibc-2.17-931-g30bbc0c.new/rtkaio/configure.in
--- glibc-2.17-931-g30bbc0c/rtkaio/configure.in 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/configure.in 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1,5 @@
+dnl glibc configure fragment for rtkaio add-on
+GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
+
+libc_add_on_canonical=
+libc_add_on_subdirs=.
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/Depend glibc-2.17-931-g30bbc0c.new/rtkaio/Depend
--- glibc-2.17-931-g30bbc0c/rtkaio/Depend 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/Depend 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+rt
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_cancel.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_cancel.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_cancel.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_cancel.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <aio_cancel.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_getcpuclockid.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_getcpuclockid.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_getcpuclockid.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_getcpuclockid.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <clock_getcpuclockid.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_getres.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_getres.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_getres.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_getres.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <clock_getres.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_gettime.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_gettime.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_gettime.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_gettime.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <clock_gettime.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_nanosleep.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_nanosleep.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_nanosleep.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_nanosleep.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <clock_nanosleep.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_settime.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_settime.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_clock_settime.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_clock_settime.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <clock_settime.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_error.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_error.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_error.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_error.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <aio_error.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_fsync.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_fsync.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_fsync.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_fsync.c 2013-08-16 16:23:23.241028404 +0530
@@ -0,0 +1 @@
+#include <aio_fsync.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_get_clockfreq.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_get_clockfreq.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_get_clockfreq.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_get_clockfreq.c 2013-08-16 16:23:23.241028404 +0530
@@ -0,0 +1 @@
+#include <get_clockfreq.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_misc.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_misc.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_misc.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_misc.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <aio_misc.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_close.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_close.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_close.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_close.c 2013-08-16 16:23:23.241028404 +0530
@@ -0,0 +1 @@
+#include <mq_close.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_getattr.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_getattr.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_getattr.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_getattr.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <mq_getattr.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_notify.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_notify.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_notify.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_notify.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <mq_notify.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_open.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_open.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_open.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_open.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <mq_open.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_receive.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_receive.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_receive.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_receive.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <mq_receive.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_send.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_send.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_send.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_send.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <mq_send.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_setattr.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_setattr.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_setattr.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_setattr.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <mq_setattr.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_timedreceive.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_timedreceive.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_timedreceive.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_timedreceive.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <mq_timedreceive.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_timedsend.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_timedsend.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_timedsend.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_timedsend.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <mq_timedsend.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_unlink.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_unlink.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_mq_unlink.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_mq_unlink.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <mq_unlink.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_notify.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_notify.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_notify.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_notify.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <aio_notify.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_read64.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_read64.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_read64.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_read64.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <aio_read64.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_read.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_read.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_read.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_read.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <aio_read.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_return.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_return.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_return.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_return.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <aio_return.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_shm_open.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_shm_open.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_shm_open.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_shm_open.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <shm_open.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_shm_unlink.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_shm_unlink.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_shm_unlink.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_shm_unlink.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <shm_unlink.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_sigqueue.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_sigqueue.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_sigqueue.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_sigqueue.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <aio_sigqueue.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_suspend.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_suspend.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_suspend.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_suspend.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <aio_suspend.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_create.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_create.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_create.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_create.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <timer_create.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_delete.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_delete.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_delete.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_delete.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <timer_delete.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_getoverr.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_getoverr.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_getoverr.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_getoverr.c 2013-08-16 16:23:23.241028404 +0530
@@ -0,0 +1 @@
+#include <timer_getoverr.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_gettime.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_gettime.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_gettime.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_gettime.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <timer_gettime.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_settime.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_settime.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_timer_settime.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_timer_settime.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <timer_settime.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_write64.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_write64.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_write64.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_write64.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <aio_write64.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/kaio_write.c glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_write.c
--- glibc-2.17-931-g30bbc0c/rtkaio/kaio_write.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/kaio_write.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <aio_write.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/klio_listio64.c glibc-2.17-931-g30bbc0c.new/rtkaio/klio_listio64.c
--- glibc-2.17-931-g30bbc0c/rtkaio/klio_listio64.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/klio_listio64.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <lio_listio64.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/klio_listio.c glibc-2.17-931-g30bbc0c.new/rtkaio/klio_listio.c
--- glibc-2.17-931-g30bbc0c/rtkaio/klio_listio.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/klio_listio.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <lio_listio.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/Makefile glibc-2.17-931-g30bbc0c.new/rtkaio/Makefile
--- glibc-2.17-931-g30bbc0c/rtkaio/Makefile 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/Makefile 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1,101 @@
+# Copyright (C) 2003, 2004, 2006 Free Software Foundation, Inc.
+# This file is part of the GNU C Library.
+
+# The GNU C Library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+
+# The GNU C Library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
+
+# You should have received a copy of the GNU Lesser General Public
+# License along with the GNU C Library; if not, write to the Free
+# Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+# 02111-1307 USA.
+
+#
+# Sub-makefile for real-time kaio portion of the library.
+#
+subdir := rtkaio
+
+aio-routines := aio_cancel aio_error aio_fsync aio_misc aio_read \
+ aio_read64 aio_return aio_suspend aio_write \
+ aio_write64 lio_listio lio_listio64 aio_sigqueue \
+ aio_notify
+clock-routines := get_clockfreq clock_getcpuclockid \
+ clock_getres clock_gettime clock_settime \
+ clock_nanosleep
+timer-routines := timer_create timer_delete timer_getoverr \
+ timer_gettime timer_settime
+shm-routines := shm_open shm_unlink
+mq-routines := mq_open mq_close mq_unlink mq_getattr mq_setattr \
+ mq_notify mq_send mq_receive mq_timedsend \
+ mq_timedreceive
+
+librtkaio-routines = $(patsubst %,k%,$(aio-routines)) \
+ $(patsubst %,kaio_%,$(clock-routines) $(timer-routines) \
+ $(shm-routines) $(mq-routines))
+
+tests := tst-shm tst-clock tst-clock_nanosleep tst-timer tst-timer2 \
+ tst-aio tst-aio64 tst-aio2 tst-aio3 tst-aio4 tst-aio5 tst-aio6 \
+ tst-aio7 tst-aio8 tst-aio9 tst-aio10 \
+ tst-mqueue1 tst-mqueue2 tst-mqueue3 tst-mqueue4 \
+ tst-mqueue5 tst-mqueue6 tst-mqueue7 tst-mqueue8 tst-mqueue9 \
+ tst-timer3 tst-timer4 tst-timer5 \
+ tst-cpuclock1 tst-cpuclock2 \
+ tst-cputimer1 tst-cputimer2 tst-cputimer3 \
+ tst-clock2 \
+ tst-aiod tst-aiod64 tst-aiod2 tst-aiod3 tst-aiod4 tst-aiod5
+
+extra-libs := librtkaio
+extra-libs-others := $(extra-libs)
+
+include $(..)Makeconfig
+
+ifeq (yesyes,$(build-shared)$(elf))
+generated += librt.so$(librt.so-version)
+
+$(objpfx)librt.so$(librt.so-version): $(objpfx)librtkaio.so; $(make-link)
+endif
+
+include $(..)Rules
+
+CFLAGS-kaio_suspend.c = -fexceptions
+CFLAGS-kaio_clock_nanosleep.c = -fexceptions -fasynchronous-unwind-tables
+CFLAGS-kaio_librt-cancellation.c = -fasynchronous-unwind-tables
+
+LDFLAGS-rtkaio.so = -Wl,-soname=lib$(libprefix)rt.so$(librt.so-version) \
+ -Wl,--enable-new-dtags,-z,nodelete
+CPPFLAGS-librtkaio += -DIS_IN_librt=1 -I$(..)rt
+
+rpath-dirs := $(patsubst rt,rtkaio,$(rpath-dirs))
+
+ifeq (yesyes,$(build-shared)$(elf))
+others: $(objpfx)librt.so$(librt.so-version)
+endif
+
+# Depend on libc.so so a DT_NEEDED is generated in the shared objects.
+# This ensures they will load libc.so for needed symbols if loaded by
+# a statically-linked program that hasn't already loaded it.
+$(objpfx)librtkaio.so: $(common-objpfx)libc.so $(common-objpfx)libc_nonshared.a \
+ $(shared-thread-library) \
+ $(if $(filter yes,$(elf)), $(elfobjdir)/ld.so)
+
+ifeq (yes,$(build-shared))
+$(addprefix $(objpfx),$(tests)): $(objpfx)librtkaio.so $(shared-thread-library)
+else
+$(addprefix $(objpfx),$(tests)): $(objpfx)librtkaio.a $(static-thread-library)
+endif
+ifeq (yes,$(build-bounded))
+$(tests:%=$(objpfx)%-bp): $(objpfx)librtkaio_b.a $(bounded-thread-library)
+endif
+
+tst-mqueue7-ARGS = -- $(built-program-cmd)
+
+ifeq (yes,$(build-static-nss))
+otherlibs += $(nssobjdir)/libnss_files.a $(resolvobjdir)/libnss_dns.a \
+ $(resolvobjdir)/libresolv.a
+endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/shlib-versions glibc-2.17-931-g30bbc0c.new/rtkaio/shlib-versions
--- glibc-2.17-931-g30bbc0c/rtkaio/shlib-versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/shlib-versions 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1,2 @@
+mips.*-.*-linux.* librtkaio=1 GLIBC_2.0 GLIBC_2.2
+.*-.*-.* librtkaio=1
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/kaio_timer_routines.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/kaio_timer_routines.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/kaio_timer_routines.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/kaio_timer_routines.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <timer_routines.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/librtkaio-cancellation.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/librtkaio-cancellation.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/librtkaio-cancellation.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/librtkaio-cancellation.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <librt-cancellation.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/Makefile glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/Makefile
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/Makefile 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/Makefile 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1,39 @@
+ifeq ($(filter nptl,$(sorted-subdirs)),nptl)
+
+ifeq ($(subdir),rtkaio)
+librtkaio-sysdep_routines += kaio_timer_routines librtkaio-cancellation rtkaio-unwind-resume
+librtkaio-shared-only-routines += rtkaio-unwind-resume
+tests += tst-cancel17 tst-cancelx17
+CPPFLAGS-kaio_timer_routines.c = -I../nptl
+CFLAGS-librtkaio-cancellation.c += -fexceptions -fasynchronous-unwind-tables
+CFLAGS-rtkaio-unwind-resume.c += -fexceptions -fasynchronous-unwind-tables
+CFLAGS-tst-cancelx17.c += -fexceptions
+
+ifeq (yes,$(build-shared))
+$(objpfx)tst-timer: $(objpfx)librtkaio.so $(shared-thread-library)
+else
+$(objpfx)tst-timer: $(objpfx)librtkaio.a $(static-thread-library)
+endif
+
+ifeq ($(have-forced-unwind),yes)
+tests += tst-mqueue8x
+CFLAGS-tst-mqueue8x.c += -fexceptions
+endif
+endif
+
+endif
+
+ifeq ($(filter linuxthreads,$(sorted-subdirs)),linuxthreads)
+
+ifeq ($(subdir),rtkaio)
+librtkaio-sysdep_routines += kaio_timer_routines
+CPPFLAGS += -DBROKEN_THREAD_SIGNALS
+
+ifeq (yes,$(build-shared))
+$(objpfx)tst-timer: $(objpfx)librtkaio.so $(shared-thread-library)
+else
+$(objpfx)tst-timer: $(objpfx)librtkaio.a $(static-thread-library)
+endif
+endif
+
+endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/rtkaio-unwind-resume.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/rtkaio-unwind-resume.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/rtkaio-unwind-resume.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/rtkaio-unwind-resume.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <rt-unwind-resume.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/tst-cancel17.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/tst-cancel17.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/tst-cancel17.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/tst-cancel17.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <nptl/tst-cancel17.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/tst-cancelx17.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/tst-cancelx17.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/tst-cancelx17.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/tst-cancelx17.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include "tst-cancel17.c"
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/tst-mqueue8x.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/tst-mqueue8x.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/tst-mqueue8x.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/tst-mqueue8x.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include_next <tst-mqueue8x.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/tst-timer.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/tst-timer.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/tst-timer.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/tst-timer.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include_next <tst-timer.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/Versions glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/Versions
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/pthread/Versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/pthread/Versions 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1,7 @@
+%ifdef HAVE_FORCED_UNWIND
+librtkaio {
+ GLIBC_2.4 {
+ lio_listio; lio_listio64;
+ }
+}
+%endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/alpha/Makefile glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/alpha/Makefile
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/alpha/Makefile 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/alpha/Makefile 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,3 @@
+ifeq ($(subdir),rtkaio)
+librtkaio-sysdep_routines += rtkaio-sysdep
+endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/alpha/rtkaio-sysdep.S glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/alpha/rtkaio-sysdep.S
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/alpha/rtkaio-sysdep.S 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/alpha/rtkaio-sysdep.S 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1 @@
+#include <rt-sysdep.S>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/alpha/kaio_cancel.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/alpha/kaio_cancel.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/alpha/kaio_cancel.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/alpha/kaio_cancel.c 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,33 @@
+#include <shlib-compat.h>
+
+#define aio_cancel64 XXX
+#include <aio.h>
+#undef aio_cancel64
+#include <errno.h>
+
+extern __typeof (aio_cancel) __new_aio_cancel;
+extern __typeof (aio_cancel) __old_aio_cancel;
+
+#define aio_cancel __new_aio_cancel
+
+#include <sysdeps/unix/sysv/linux/kaio_cancel.c>
+
+#undef aio_cancel
+strong_alias (__new_aio_cancel, __new_aio_cancel64);
+versioned_symbol (librt, __new_aio_cancel, aio_cancel, GLIBC_2_3);
+versioned_symbol (librt, __new_aio_cancel64, aio_cancel64, GLIBC_2_3);
+
+#if SHLIB_COMPAT (librt, GLIBC_2_1, GLIBC_2_3)
+
+#undef ECANCELED
+#define aio_cancel __old_aio_cancel
+#define ECANCELED 125
+
+#include <sysdeps/unix/sysv/linux/kaio_cancel.c>
+
+#undef aio_cancel
+strong_alias (__old_aio_cancel, __old_aio_cancel64);
+compat_symbol (librt, __old_aio_cancel, aio_cancel, GLIBC_2_1);
+compat_symbol (librt, __old_aio_cancel64, aio_cancel64, GLIBC_2_1);
+
+#endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/alpha/Versions glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/alpha/Versions
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/alpha/Versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/alpha/Versions 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,6 @@
+librtkaio {
+ GLIBC_2.3 {
+ # AIO functions.
+ aio_cancel; aio_cancel64;
+ }
+}
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/ia64/Makefile glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/ia64/Makefile
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/ia64/Makefile 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/ia64/Makefile 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,3 @@
+ifeq ($(subdir),rtkaio)
+librtkaio-routines += rtkaio-sysdep
+endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/ia64/rtkaio-sysdep.S glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/ia64/rtkaio-sysdep.S
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/ia64/rtkaio-sysdep.S 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/ia64/rtkaio-sysdep.S 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1 @@
+#include <rt-sysdep.S>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/ia64/Versions glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/ia64/Versions
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/ia64/Versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/ia64/Versions 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,9 @@
+%ifdef HAVE_FORCED_UNWIND
+librtkaio {
+ GLIBC_2.3.3 {
+ # Changed timer_t.
+ timer_create; timer_delete; timer_getoverrun; timer_gettime;
+ timer_settime;
+ }
+}
+%endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_cancel.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_cancel.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_cancel.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_cancel.c 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,240 @@
+/* Cancel requests associated with given file descriptor.
+ Copyright (C) 1997, 1998, 2000, 2002, 2003, 2005 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+/* We use an UGLY hack to prevent gcc from finding us cheating. The
+ implementation of aio_cancel and aio_cancel64 are identical and so
+ we want to avoid code duplication by using aliases. But gcc sees
+ the different parameter lists and prints a warning. We define here
+ a function so that aio_cancel64 has no prototype. */
+#ifndef aio_cancel
+#define aio_cancel64 XXX
+#include <aio.h>
+/* And undo the hack. */
+#undef aio_cancel64
+#endif
+
+#include <kaio_misc.h>
+
+#ifndef USE_KAIO
+#include <aio_cancel.c>
+#else
+
+#include <unistd.h>
+#include <fcntl.h>
+#include <assert.h>
+#include <errno.h>
+
+int
+aio_cancel (fildes, aiocbp)
+ int fildes;
+ struct aiocb *aiocbp;
+{
+ struct requestlist *req = NULL;
+ int result = AIO_ALLDONE;
+
+ /* If fildes is invalid, error. */
+ if (fcntl (fildes, F_GETFL) < 0)
+ {
+ __set_errno (EBADF);
+ return -1;
+ }
+
+ /* Request the mutex. */
+ pthread_mutex_lock (&__aio_requests_mutex);
+
+ /* We are asked to cancel a specific AIO request. */
+ if (aiocbp != NULL)
+ {
+ /* If the AIO request is not for this descriptor it has no value
+ to look for the request block. */
+ if (aiocbp->aio_fildes != fildes)
+ {
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ __set_errno (EINVAL);
+ return -1;
+ }
+ else if (aiocbp->__error_code == EINPROGRESS)
+ {
+ struct requestlist *last = NULL;
+
+ req = __aio_find_req_fd (fildes);
+
+ if (req != NULL)
+ while (req->aiocbp != (aiocb_union *) aiocbp)
+ {
+ last = req;
+ req = req->next_prio;
+ if (req == NULL)
+ break;
+ }
+
+ if (req != NULL)
+ {
+ /* Don't remove the entry if a thread is already working on
+ it. */
+ if (req->running == allocated)
+ {
+ result = AIO_NOTCANCELED;
+ req = NULL;
+ }
+ else
+ {
+ /* We can remove the entry. */
+ __aio_remove_request (last, req, 0);
+
+ result = AIO_CANCELED;
+
+ req->next_prio = NULL;
+ }
+ }
+ else
+ {
+ /* Try kernel requests. */
+ req = __aio_find_req ((aiocb_union *) aiocbp);
+
+ if (req == NULL)
+ {
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ assert (req->kioctx != KCTX_NONE);
+
+ /* If kernel is working on it, try cancelling it. */
+ if (req->running == allocated)
+ {
+ struct kio_event ev;
+ INTERNAL_SYSCALL_DECL (err);
+ int res;
+
+ res = INTERNAL_SYSCALL (io_cancel, err, 3, __aio_kioctx,
+ &req->kiocb, &ev);
+ if (INTERNAL_SYSCALL_ERROR_P (res, err))
+ {
+ result = AIO_NOTCANCELED;
+ req = NULL;
+ }
+ else
+ req->running = queued;
+ }
+ if (req != NULL)
+ {
+ /* We can remove the entry. */
+ __aio_remove_krequest (req);
+ result = AIO_CANCELED;
+ req->next_prio = NULL;
+ }
+ }
+ }
+ }
+ else
+ {
+ /* Find the beginning of the list of all requests for this
+ desriptor. */
+ req = __aio_find_req_fd (fildes);
+
+ /* If any request is worked on by a thread it must be the first.
+ So either we can delete all requests or all but the first. */
+ if (req != NULL)
+ {
+ if (req->running == allocated)
+ {
+ struct requestlist *old = req;
+ req = req->next_prio;
+ old->next_prio = NULL;
+
+ result = AIO_NOTCANCELED;
+
+ if (req != NULL)
+ __aio_remove_request (old, req, 1);
+ }
+ else
+ {
+ result = AIO_CANCELED;
+
+ /* We can remove the entry. */
+ __aio_remove_request (NULL, req, 1);
+ }
+ }
+
+ if (result != AIO_NOTCANCELED)
+ {
+ /* Try to cancel kernel requests. */
+ struct requestlist *kreq = __aio_find_kreq_fd (fildes);
+
+ while (kreq)
+ {
+ struct requestlist *next;
+
+ /* If kernel is working on it, try cancelling it. */
+ if (kreq->running == allocated)
+ {
+ struct kio_event ev;
+ INTERNAL_SYSCALL_DECL (err);
+ int res;
+
+ res = INTERNAL_SYSCALL (io_cancel, err, 3, __aio_kioctx,
+ &kreq->kiocb, &ev);
+ if (INTERNAL_SYSCALL_ERROR_P (res, err))
+ {
+ result = AIO_NOTCANCELED;
+ break;
+ }
+ else
+ kreq->running = queued;
+ }
+ next = kreq->next_prio;
+ __aio_remove_krequest (kreq);
+ result = AIO_CANCELED;
+ kreq->next_prio = NULL;
+ assert (kreq->running == yes || kreq->running == queued);
+ kreq->aiocbp->aiocb.__error_code = ECANCELED;
+ kreq->aiocbp->aiocb.__return_value = -1;
+ __aio_notify (kreq);
+ __aio_free_request (kreq);
+ kreq = next;
+ }
+ }
+ }
+
+ /* Mark requests as canceled and send signal. */
+ while (req != NULL)
+ {
+ struct requestlist *old = req;
+ assert (req->running == yes || req->running == queued);
+ req->aiocbp->aiocb.__error_code = ECANCELED;
+ req->aiocbp->aiocb.__return_value = -1;
+ __aio_notify (req);
+ req = req->next_prio;
+ __aio_free_request (old);
+ }
+
+ /* Release the mutex. */
+ pthread_mutex_unlock (&__aio_requests_mutex);
+
+ return result;
+}
+
+#ifndef aio_cancel
+weak_alias (aio_cancel, aio_cancel64)
+#endif
+
+#endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_error.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_error.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_error.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_error.c 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,54 @@
+/* Return error status of asynchronous I/O request.
+ Copyright (C) 1997, 2002, 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+/* We use an UGLY hack to prevent gcc from finding us cheating. The
+ implementation of aio_error and aio_error64 are identical and so
+ we want to avoid code duplication by using aliases. But gcc sees
+ the different parameter lists and prints a warning. We define here
+ a function so that aio_error64 has no prototype. */
+#define aio_error64 XXX
+#include <aio.h>
+/* And undo the hack. */
+#undef aio_error64
+
+#include <kaio_misc.h>
+
+#ifndef USE_KAIO
+#include <aio_error.c>
+#else
+
+#include <errno.h>
+
+int
+aio_error (aiocbp)
+ const struct aiocb *aiocbp;
+{
+ int ret = aiocbp->__error_code;
+
+ if (ret == EINPROGRESS)
+ {
+ __aio_read_one_event ();
+ ret = aiocbp->__error_code;
+ }
+ return ret;
+}
+
+weak_alias (aio_error, aio_error64)
+#endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_fsync.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_fsync.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_fsync.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_fsync.c 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,6 @@
+#define aio_fsync64 XXX
+#include <aio.h>
+/* And undo the hack. */
+#undef aio_fsync64
+#include <kaio_misc.h>
+#include <aio_fsync.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_misc.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_misc.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_misc.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_misc.c 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,1139 @@
+/* Handle general operations.
+ Copyright (C) 1997,1998,1999,2000,2001,2002,2003,2006,2010
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <kaio_misc.h>
+
+#ifndef USE_KAIO
+#include <aio_misc.c>
+#else
+
+#include <aio.h>
+#include <assert.h>
+#include <atomic.h>
+#include <errno.h>
+#include <limits.h>
+#include <pthread.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include <sys/sysmacros.h>
+
+#ifndef aio_create_helper_thread
+# define aio_create_helper_thread __aio_create_helper_thread
+
+extern inline int
+__aio_create_helper_thread (pthread_t *threadp, void *(*tf) (void *), void *arg)
+{
+ pthread_attr_t attr;
+
+ /* Make sure the thread is created detached. */
+ pthread_attr_init (&attr);
+ pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
+
+ int ret = pthread_create (threadp, &attr, tf, arg);
+
+ (void) pthread_attr_destroy (&attr);
+ return ret;
+}
+
+#endif
+
+
+static void add_request_to_runlist (struct requestlist *newrequest)
+ internal_function;
+static int add_request_to_list (struct requestlist *newrequest, int fildes,
+ int prio)
+ internal_function;
+static void * handle_kernel_aio (void *arg);
+static void kernel_callback (kctx_t ctx, struct kiocb *kiocb, long res,
+ long res2);
+
+/* Pool of request list entries. */
+static struct requestlist **pool;
+
+/* Number of total and allocated pool entries. */
+static size_t pool_max_size;
+static size_t pool_size;
+
+/* Kernel AIO context. */
+kctx_t __aio_kioctx = KCTX_NONE;
+int __have_no_kernel_aio;
+int __kernel_thread_started;
+
+/* We implement a two dimensional array but allocate each row separately.
+ The macro below determines how many entries should be used per row.
+ It should better be a power of two. */
+#define ENTRIES_PER_ROW 32
+
+/* How many rows we allocate at once. */
+#define ROWS_STEP 8
+
+/* List of available entries. */
+static struct requestlist *freelist;
+
+/* List of request waiting to be processed. */
+static struct requestlist *runlist;
+
+/* Structure list of all currently processed requests. */
+static struct requestlist *requests, *krequests;
+
+/* Number of threads currently running. */
+static int nthreads;
+
+/* Number of threads waiting for work to arrive. */
+static int idle_thread_count;
+
+
+/* These are the values used to optimize the use of AIO. The user can
+ overwrite them by using the `aio_init' function. */
+static struct aioinit optim =
+{
+ 20, /* int aio_threads; Maximal number of threads. */
+ 64, /* int aio_num; Number of expected simultanious requests. */
+ 0,
+ 0,
+ 0,
+ 0,
+ 1,
+ 0
+};
+
+
+/* Since the list is global we need a mutex protecting it. */
+pthread_mutex_t __aio_requests_mutex = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
+
+/* When you add a request to the list and there are idle threads present,
+ you signal this condition variable. When a thread finishes work, it waits
+ on this condition variable for a time before it actually exits. */
+pthread_cond_t __aio_new_request_notification = PTHREAD_COND_INITIALIZER;
+
+
+/* Functions to handle request list pool. */
+static struct requestlist *
+get_elem (void)
+{
+ struct requestlist *result;
+
+ if (freelist == NULL)
+ {
+ struct requestlist *new_row;
+ int cnt;
+
+ assert (sizeof (struct aiocb) == sizeof (struct aiocb64));
+
+ if (pool_size + 1 >= pool_max_size)
+ {
+ size_t new_max_size = pool_max_size + ROWS_STEP;
+ struct requestlist **new_tab;
+
+ new_tab = (struct requestlist **)
+ realloc (pool, new_max_size * sizeof (struct requestlist *));
+
+ if (new_tab == NULL)
+ return NULL;
+
+ pool_max_size = new_max_size;
+ pool = new_tab;
+ }
+
+ /* Allocate the new row. */
+ cnt = pool_size == 0 ? optim.aio_num : ENTRIES_PER_ROW;
+ new_row = (struct requestlist *) calloc (cnt,
+ sizeof (struct requestlist));
+ if (new_row == NULL)
+ return NULL;
+
+ pool[pool_size++] = new_row;
+
+ /* Put all the new entries in the freelist. */
+ do
+ {
+ new_row->next_prio = freelist;
+ freelist = new_row++;
+ }
+ while (--cnt > 0);
+ }
+
+ result = freelist;
+ freelist = freelist->next_prio;
+
+ return result;
+}
+
+
+void
+internal_function
+__aio_free_request (struct requestlist *elem)
+{
+ elem->running = no;
+ elem->next_prio = freelist;
+ freelist = elem;
+}
+
+
+struct requestlist *
+internal_function
+__aio_find_req (aiocb_union *elem)
+{
+ struct requestlist *runp;
+ int fildes = elem->aiocb.aio_fildes;
+ int i;
+
+ for (i = 0; i < 2; i++)
+ {
+ runp = i ? requests : krequests;
+
+ while (runp != NULL && runp->aiocbp->aiocb.aio_fildes < fildes)
+ runp = runp->next_fd;
+
+ if (runp != NULL)
+ {
+ if (runp->aiocbp->aiocb.aio_fildes != fildes)
+ runp = NULL;
+ else
+ while (runp != NULL && runp->aiocbp != elem)
+ runp = runp->next_prio;
+ if (runp != NULL)
+ return runp;
+ }
+ }
+
+ return NULL;
+}
+
+
+struct requestlist *
+internal_function
+__aio_find_req_fd (int fildes)
+{
+ struct requestlist *runp = requests;
+
+ while (runp != NULL && runp->aiocbp->aiocb.aio_fildes < fildes)
+ runp = runp->next_fd;
+
+ return (runp != NULL && runp->aiocbp->aiocb.aio_fildes == fildes
+ ? runp : NULL);
+}
+
+
+struct requestlist *
+internal_function
+__aio_find_kreq_fd (int fildes)
+{
+ struct requestlist *runp = krequests;
+
+ while (runp != NULL && runp->aiocbp->aiocb.aio_fildes < fildes)
+ runp = runp->next_fd;
+
+ return (runp != NULL && runp->aiocbp->aiocb.aio_fildes == fildes
+ ? runp : NULL);
+}
+
+
+void
+internal_function
+__aio_remove_request (struct requestlist *last, struct requestlist *req,
+ int all)
+{
+ assert (req->running == yes || req->running == queued
+ || req->running == done);
+ assert (req->kioctx == KCTX_NONE);
+
+ if (last != NULL)
+ last->next_prio = all ? NULL : req->next_prio;
+ else
+ {
+ if (all || req->next_prio == NULL)
+ {
+ if (req->last_fd != NULL)
+ req->last_fd->next_fd = req->next_fd;
+ else
+ requests = req->next_fd;
+ if (req->next_fd != NULL)
+ req->next_fd->last_fd = req->last_fd;
+ }
+ else
+ {
+ if (req->last_fd != NULL)
+ req->last_fd->next_fd = req->next_prio;
+ else
+ requests = req->next_prio;
+
+ if (req->next_fd != NULL)
+ req->next_fd->last_fd = req->next_prio;
+
+ req->next_prio->last_fd = req->last_fd;
+ req->next_prio->next_fd = req->next_fd;
+
+ /* Mark this entry as runnable. */
+ req->next_prio->running = yes;
+ }
+
+ if (req->running == yes)
+ {
+ struct requestlist *runp = runlist;
+
+ last = NULL;
+ while (runp != NULL)
+ {
+ if (runp == req)
+ {
+ if (last == NULL)
+ runlist = runp->next_run;
+ else
+ last->next_run = runp->next_run;
+ break;
+ }
+ last = runp;
+ runp = runp->next_run;
+ }
+ }
+ }
+}
+
+void
+internal_function
+__aio_remove_krequest (struct requestlist *req)
+{
+ assert (req->running == yes || req->running == queued
+ || req->running == done);
+ assert (req->kioctx != KCTX_NONE);
+
+ if (req->prev_prio != NULL)
+ {
+ req->prev_prio->next_prio = req->next_prio;
+ if (req->next_prio != NULL)
+ req->next_prio->prev_prio = req->prev_prio;
+ }
+ else if (req->next_prio == NULL)
+ {
+ if (req->last_fd != NULL)
+ req->last_fd->next_fd = req->next_fd;
+ else
+ krequests = req->next_fd;
+ if (req->next_fd != NULL)
+ req->next_fd->last_fd = req->last_fd;
+ }
+ else
+ {
+ if (req->last_fd != NULL)
+ req->last_fd->next_fd = req->next_prio;
+ else
+ krequests = req->next_prio;
+ if (req->next_fd != NULL)
+ req->next_fd->last_fd = req->next_prio;
+
+ req->next_prio->prev_prio = NULL;
+ req->next_prio->last_fd = req->last_fd;
+ req->next_prio->next_fd = req->next_fd;
+ }
+}
+
+
+/* The thread handler. */
+static void *handle_fildes_io (void *arg);
+static int wait_for_kernel_requests (int fildes);
+
+
+/* User optimization. */
+void
+__aio_init (const struct aioinit *init)
+{
+ /* Get the mutex. */
+ pthread_mutex_lock (&__aio_requests_mutex);
+
+ /* Only allow writing new values if the table is not yet allocated. */
+ if (pool == NULL)
+ {
+ optim.aio_threads = init->aio_threads < 1 ? 1 : init->aio_threads;
+ optim.aio_num = (init->aio_num < ENTRIES_PER_ROW
+ ? ENTRIES_PER_ROW
+ : init->aio_num & ~ENTRIES_PER_ROW);
+ }
+
+ if (init->aio_idle_time != 0)
+ optim.aio_idle_time = init->aio_idle_time;
+
+ /* Release the mutex. */
+ pthread_mutex_unlock (&__aio_requests_mutex);
+}
+weak_alias (__aio_init, aio_init)
+
+static void
+kernel_callback (kctx_t ctx, struct kiocb *kiocb, long res, long res2)
+{
+ struct requestlist *req = (struct requestlist *)kiocb;
+ long errcode = 0;
+
+ if (res < 0 && res > -1000)
+ {
+ errcode = -res;
+ res = -1;
+ }
+ req->aiocbp->aiocb.__return_value = res;
+ atomic_write_barrier ();
+ req->aiocbp->aiocb.__error_code = errcode;
+ __aio_notify (req);
+ assert (req->running == allocated);
+ req->running = done;
+ __aio_remove_krequest (req);
+ __aio_free_request (req);
+}
+
+void
+internal_function
+__aio_read_one_event (void)
+{
+ struct kio_event ev[10];
+ struct timespec ts;
+ int count, i;
+
+ if (__aio_kioctx == KCTX_NONE)
+ return;
+ ts.tv_sec = 0;
+ ts.tv_nsec = 0;
+ do
+ {
+ INTERNAL_SYSCALL_DECL (err);
+ count = INTERNAL_SYSCALL (io_getevents, err, 5, __aio_kioctx, 0, 10,
+ ev, &ts);
+ if (INTERNAL_SYSCALL_ERROR_P (count, err) || count == 0)
+ break;
+ pthread_mutex_lock (&__aio_requests_mutex);
+ for (i = 0; i < count; i++)
+ {
+ void (*cb)(kctx_t, struct kiocb *, long, long);
+
+ cb = (void *) (uintptr_t) ev[i].kioe_data;
+ cb (__aio_kioctx, (struct kiocb *) (uintptr_t) ev[i].kioe_obj,
+ ev[i].kioe_res, ev[i].kioe_res2);
+ }
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ }
+ while (count == 10);
+}
+
+int
+internal_function
+__aio_wait_for_events (kctx_t kctx, const struct timespec *timespec)
+{
+ int ret, i;
+ struct kio_event ev[10];
+ struct timespec ts;
+ INTERNAL_SYSCALL_DECL (err);
+
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ ts.tv_sec = 0;
+ ts.tv_nsec = 0;
+ do
+ {
+ ret = INTERNAL_SYSCALL (io_getevents, err, 5, kctx, 1, 10, ev,
+ timespec);
+ if (INTERNAL_SYSCALL_ERROR_P (ret, err) || ret == 0)
+ break;
+
+ pthread_mutex_lock (&__aio_requests_mutex);
+ for (i = 0; i < ret; i++)
+ {
+ void (*cb)(kctx_t, struct kiocb *, long, long);
+
+ cb = (void *) (uintptr_t) ev[i].kioe_data;
+ cb (kctx, (struct kiocb *) (uintptr_t) ev[i].kioe_obj,
+ ev[i].kioe_res, ev[i].kioe_res2);
+ }
+ if (ret < 10)
+ return 0;
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ timespec = &ts;
+ }
+ while (1);
+
+ pthread_mutex_lock (&__aio_requests_mutex);
+ return (timespec != &ts
+ && INTERNAL_SYSCALL_ERROR_P (ret, err)
+ && INTERNAL_SYSCALL_ERRNO (ret, err) == ETIMEDOUT) ? ETIMEDOUT : 0;
+}
+
+int
+internal_function
+__aio_create_kernel_thread (void)
+{
+ pthread_t thid;
+
+ if (__kernel_thread_started)
+ return 0;
+
+ if (aio_create_helper_thread (&thid, handle_kernel_aio, NULL) != 0)
+ return -1;
+ __kernel_thread_started = 1;
+ return 0;
+}
+
+static void *
+handle_kernel_aio (void *arg __attribute__((unused)))
+{
+ int ret, i;
+ INTERNAL_SYSCALL_DECL (err);
+ struct kio_event ev[10];
+
+ for (;;)
+ {
+ ret = INTERNAL_SYSCALL (io_getevents, err, 5, __aio_kioctx, 1, 10, ev,
+ NULL);
+ if (INTERNAL_SYSCALL_ERROR_P (ret, err) || ret == 0)
+ continue;
+ pthread_mutex_lock (&__aio_requests_mutex);
+ for (i = 0; i < ret; i++)
+ {
+ void (*cb)(kctx_t, struct kiocb *, long, long);
+
+ cb = (void *) (uintptr_t) ev[i].kioe_data;
+ cb (__aio_kioctx, (struct kiocb *) (uintptr_t) ev[i].kioe_obj,
+ ev[i].kioe_res, ev[i].kioe_res2);
+ }
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ }
+ return NULL;
+}
+
+static int
+internal_function
+add_request_to_list (struct requestlist *newp, int fildes, int prio)
+{
+ struct requestlist *last, *runp, *reqs;
+
+ last = NULL;
+ reqs = newp->kioctx != KCTX_NONE ? krequests : requests;
+ runp = reqs;
+
+ /* First look whether the current file descriptor is currently
+ worked with. */
+ while (runp != NULL
+ && runp->aiocbp->aiocb.aio_fildes < fildes)
+ {
+ last = runp;
+ runp = runp->next_fd;
+ }
+
+ if (runp != NULL
+ && runp->aiocbp->aiocb.aio_fildes == fildes)
+ {
+ /* The current file descriptor is worked on. It makes no sense
+ to start another thread since this new thread would fight
+ with the running thread for the resources. But we also cannot
+ say that the thread processing this desriptor shall immediately
+ after finishing the current job process this request if there
+ are other threads in the running queue which have a higher
+ priority. */
+
+ /* Simply enqueue it after the running one according to the
+ priority. */
+ while (runp->next_prio != NULL
+ && runp->next_prio->aiocbp->aiocb.__abs_prio >= prio)
+ runp = runp->next_prio;
+
+ newp->next_prio = runp->next_prio;
+ runp->next_prio = newp;
+ if (newp->kioctx != KCTX_NONE)
+ {
+ newp->prev_prio = runp;
+ if (newp->next_prio != NULL)
+ newp->next_prio->prev_prio = newp;
+ }
+ return queued;
+ }
+ else
+ {
+ /* Enqueue this request for a new descriptor. */
+ if (last == NULL)
+ {
+ newp->last_fd = NULL;
+ newp->next_fd = reqs;
+ if (reqs != NULL)
+ reqs->last_fd = newp;
+ if (newp->kioctx != KCTX_NONE)
+ krequests = newp;
+ else
+ requests = newp;
+ }
+ else
+ {
+ newp->next_fd = last->next_fd;
+ newp->last_fd = last;
+ last->next_fd = newp;
+ if (newp->next_fd != NULL)
+ newp->next_fd->last_fd = newp;
+ }
+
+ newp->next_prio = NULL;
+ if (newp->kioctx != KCTX_NONE)
+ newp->prev_prio = NULL;
+ return yes;
+ }
+}
+
+static int
+internal_function
+__aio_enqueue_user_request (struct requestlist *newp)
+{
+ int result = 0;
+ int running = add_request_to_list (newp, newp->aiocbp->aiocb.aio_fildes,
+ newp->aiocbp->aiocb.__abs_prio);
+
+ if (running == yes)
+ {
+ /* We try to create a new thread for this file descriptor. The
+ function which gets called will handle all available requests
+ for this descriptor and when all are processed it will
+ terminate.
+
+ If no new thread can be created or if the specified limit of
+ threads for AIO is reached we queue the request. */
+
+ /* See if we need to and are able to create a thread. */
+ if (nthreads < optim.aio_threads && idle_thread_count == 0)
+ {
+ pthread_t thid;
+
+ running = newp->running = allocated;
+
+ /* Now try to start a thread. */
+ result = aio_create_helper_thread (&thid, handle_fildes_io, newp);
+ if (result == 0)
+ /* We managed to enqueue the request. All errors which can
+ happen now can be recognized by calls to `aio_return' and
+ `aio_error'. */
+ ++nthreads;
+ else
+ {
+ /* Reset the running flag. The new request is not running. */
+ running = newp->running = yes;
+
+ if (nthreads == 0)
+ {
+ /* We cannot create a thread in the moment and there is
+ also no thread running. This is a problem. `errno' is
+ set to EAGAIN if this is only a temporary problem. */
+ __aio_remove_request (NULL, newp, 0);
+ }
+ else
+ result = 0;
+ }
+ }
+ }
+
+ /* Enqueue the request in the run queue if it is not yet running. */
+ if (running == yes && result == 0)
+ {
+ add_request_to_runlist (newp);
+
+ /* If there is a thread waiting for work, then let it know that we
+ have just given it something to do. */
+ if (idle_thread_count > 0)
+ pthread_cond_signal (&__aio_new_request_notification);
+ }
+
+ if (result == 0)
+ newp->running = running;
+ return result;
+}
+
+/* The main function of the async I/O handling. It enqueues requests
+ and if necessary starts and handles threads. */
+struct requestlist *
+internal_function
+__aio_enqueue_request_ctx (aiocb_union *aiocbp, int operation, kctx_t kctx)
+{
+ int policy, prio, result;
+ struct sched_param param;
+ struct requestlist *newp;
+ int op = (operation & 0xffff);
+
+ if (op == LIO_SYNC || op == LIO_DSYNC)
+ {
+ aiocbp->aiocb.aio_reqprio = 0;
+ /* FIXME: Kernel doesn't support sync yet. */
+ operation &= ~LIO_KTHREAD;
+ kctx = KCTX_NONE;
+ }
+ else if (aiocbp->aiocb.aio_reqprio < 0
+ || aiocbp->aiocb.aio_reqprio > AIO_PRIO_DELTA_MAX)
+ {
+ /* Invalid priority value. */
+ __set_errno (EINVAL);
+ aiocbp->aiocb.__error_code = EINVAL;
+ aiocbp->aiocb.__return_value = -1;
+ return NULL;
+ }
+
+ if ((operation & LIO_KTHREAD) || kctx != KCTX_NONE)
+ {
+ /* io_* is only really asynchronous for O_DIRECT or /dev/raw*. */
+ int fl = __fcntl (aiocbp->aiocb.aio_fildes, F_GETFL);
+ if (fl < 0 || (fl & O_DIRECT) == 0)
+ {
+ struct stat64 st;
+ if (__fxstat64 (_STAT_VER, aiocbp->aiocb.aio_fildes, &st) < 0
+ || ! S_ISCHR (st.st_mode)
+ || major (st.st_rdev) != 162)
+ {
+ operation &= ~LIO_KTHREAD;
+ kctx = KCTX_NONE;
+ }
+ }
+ }
+
+ /* Compute priority for this request. */
+ pthread_getschedparam (pthread_self (), &policy, &param);
+ prio = param.sched_priority - aiocbp->aiocb.aio_reqprio;
+
+ /* Get the mutex. */
+ pthread_mutex_lock (&__aio_requests_mutex);
+
+ if (operation & LIO_KTHREAD)
+ {
+ if (__aio_kioctx == KCTX_NONE && !__have_no_kernel_aio)
+ {
+ int res;
+ INTERNAL_SYSCALL_DECL (err);
+
+ __aio_kioctx = 0;
+ do
+ res = INTERNAL_SYSCALL (io_setup, err, 2, 1024, &__aio_kioctx);
+ while (INTERNAL_SYSCALL_ERROR_P (res, err)
+ && INTERNAL_SYSCALL_ERRNO (res, err) == EINTR);
+ if (INTERNAL_SYSCALL_ERROR_P (res, err))
+ {
+ __have_no_kernel_aio = 1;
+ __aio_kioctx = KCTX_NONE;
+ }
+ }
+
+ kctx = __aio_kioctx;
+
+ if (kctx != KCTX_NONE && !__kernel_thread_started
+ && ((operation & LIO_KTHREAD_REQUIRED)
+ || aiocbp->aiocb.aio_sigevent.sigev_notify != SIGEV_NONE))
+ {
+ if (__aio_create_kernel_thread () < 0)
+ kctx = KCTX_NONE;
+ }
+ }
+
+ /* Get a new element for the waiting list. */
+ newp = get_elem ();
+ if (newp == NULL)
+ {
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ __set_errno (EAGAIN);
+ return NULL;
+ }
+ newp->aiocbp = aiocbp;
+#ifdef BROKEN_THREAD_SIGNALS
+ newp->caller_pid = (aiocbp->aiocb.aio_sigevent.sigev_notify == SIGEV_SIGNAL
+ ? getpid () : 0);
+#endif
+ newp->waiting = NULL;
+ newp->kioctx = kctx;
+
+ aiocbp->aiocb.__abs_prio = prio;
+ aiocbp->aiocb.__policy = policy;
+ aiocbp->aiocb.aio_lio_opcode = op;
+ aiocbp->aiocb.__error_code = EINPROGRESS;
+ aiocbp->aiocb.__return_value = 0;
+
+ if (newp->kioctx != KCTX_NONE)
+ {
+ int res;
+ INTERNAL_SYSCALL_DECL (err);
+
+ aiocb_union *aiocbp = newp->aiocbp;
+ struct kiocb *kiocbs[] __attribute__((unused)) = { &newp->kiocb };
+
+ newp->kiocb.kiocb_data = (uintptr_t) kernel_callback;
+ switch (op & 127)
+ {
+ case LIO_READ: newp->kiocb.kiocb_lio_opcode = IO_CMD_PREAD; break;
+ case LIO_WRITE: newp->kiocb.kiocb_lio_opcode = IO_CMD_PWRITE; break;
+ case LIO_SYNC:
+ case LIO_DSYNC: newp->kiocb.kiocb_lio_opcode = IO_CMD_FSYNC; break;
+ }
+ if (op & 128)
+ newp->kiocb.kiocb_offset = aiocbp->aiocb64.aio_offset;
+ else
+ newp->kiocb.kiocb_offset = aiocbp->aiocb.aio_offset;
+ newp->kiocb.kiocb_fildes = aiocbp->aiocb.aio_fildes;
+ newp->kiocb.kiocb_buf = (uintptr_t) aiocbp->aiocb.aio_buf;
+ newp->kiocb.kiocb_nbytes = aiocbp->aiocb.aio_nbytes;
+ /* FIXME. */
+ newp->kiocb.kiocb_req_prio = 0;
+ res = INTERNAL_SYSCALL (io_submit, err, 3, newp->kioctx, 1, kiocbs);
+ if (! INTERNAL_SYSCALL_ERROR_P (res, err))
+ {
+ newp->running = allocated;
+ add_request_to_list (newp, aiocbp->aiocb.aio_fildes, prio);
+ /* Release the mutex. */
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ return newp;
+ }
+ newp->kioctx = KCTX_NONE;
+ }
+
+ result = __aio_enqueue_user_request (newp);
+ if (result)
+ {
+ /* Something went wrong. */
+ __aio_free_request (newp);
+ aiocbp->aiocb.__error_code = result;
+ __set_errno (result);
+ newp = NULL;
+ }
+
+ /* Release the mutex. */
+ pthread_mutex_unlock (&__aio_requests_mutex);
+
+ return newp;
+}
+
+
+static int
+wait_for_kernel_requests (int fildes)
+{
+ pthread_mutex_lock (&__aio_requests_mutex);
+
+ struct requestlist *kreq = __aio_find_kreq_fd (fildes), *req;
+ int nent = 0;
+ int ret = 0;
+
+ req = kreq;
+ while (req)
+ {
+ if (req->running == allocated)
+ ++nent;
+ req = req->next_prio;
+ }
+
+ if (nent)
+ {
+ if (__aio_create_kernel_thread () < 0)
+ {
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ return -1;
+ }
+
+#ifndef DONT_NEED_AIO_MISC_COND
+ pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
+#endif
+ struct waitlist waitlist[nent];
+ int cnt = 0;
+
+ while (kreq)
+ {
+ if (kreq->running == allocated)
+ {
+#ifndef DONT_NEED_AIO_MISC_COND
+ waitlist[cnt].cond = &cond;
+#endif
+ waitlist[cnt].result = NULL;
+ waitlist[cnt].next = kreq->waiting;
+ waitlist[cnt].counterp = &nent;
+ waitlist[cnt].sigevp = NULL;
+#ifdef BROKEN_THREAD_SIGNALS
+ waitlist[cnt].caller_pid = 0; /* Not needed. */
+#endif
+ kreq->waiting = &waitlist[cnt++];
+ }
+ kreq = kreq->next_prio;
+ }
+
+#ifdef DONT_NEED_AIO_MISC_COND
+ AIO_MISC_WAIT (ret, nent, NULL, 0);
+#else
+ do
+ pthread_cond_wait (&cond, &__aio_requests_mutex);
+ while (nent);
+
+ pthread_cond_destroy (&cond);
+#endif
+ }
+
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ return ret;
+}
+
+
+static void *
+handle_fildes_io (void *arg)
+{
+ pthread_t self = pthread_self ();
+ struct sched_param param;
+ struct requestlist *runp = (struct requestlist *) arg;
+ aiocb_union *aiocbp;
+ int policy;
+ int fildes;
+
+ pthread_getschedparam (self, &policy, &param);
+
+ do
+ {
+ /* If runp is NULL, then we were created to service the work queue
+ in general, not to handle any particular request. In that case we
+ skip the "do work" stuff on the first pass, and go directly to the
+ "get work off the work queue" part of this loop, which is near the
+ end. */
+ if (runp == NULL)
+ pthread_mutex_lock (&__aio_requests_mutex);
+ else
+ {
+ /* Hopefully this request is marked as running. */
+ assert (runp->running == allocated);
+
+ /* Update our variables. */
+ aiocbp = runp->aiocbp;
+ fildes = aiocbp->aiocb.aio_fildes;
+
+ /* Change the priority to the requested value (if necessary). */
+ if (aiocbp->aiocb.__abs_prio != param.sched_priority
+ || aiocbp->aiocb.__policy != policy)
+ {
+ param.sched_priority = aiocbp->aiocb.__abs_prio;
+ policy = aiocbp->aiocb.__policy;
+ pthread_setschedparam (self, policy, &param);
+ }
+
+ /* Process request pointed to by RUNP. We must not be disturbed
+ by signals. */
+ if ((aiocbp->aiocb.aio_lio_opcode & 127) == LIO_READ)
+ {
+ if (aiocbp->aiocb.aio_lio_opcode & 128)
+ aiocbp->aiocb.__return_value =
+ TEMP_FAILURE_RETRY (__pread64 (fildes, (void *)
+ aiocbp->aiocb64.aio_buf,
+ aiocbp->aiocb64.aio_nbytes,
+ aiocbp->aiocb64.aio_offset));
+ else
+ aiocbp->aiocb.__return_value =
+ TEMP_FAILURE_RETRY (pread (fildes,
+ (void *) aiocbp->aiocb.aio_buf,
+ aiocbp->aiocb.aio_nbytes,
+ aiocbp->aiocb.aio_offset));
+
+ if (aiocbp->aiocb.__return_value == -1 && errno == ESPIPE)
+ /* The Linux kernel is different from others. It returns
+ ESPIPE if using pread on a socket. Other platforms
+ simply ignore the offset parameter and behave like
+ read. */
+ aiocbp->aiocb.__return_value =
+ TEMP_FAILURE_RETRY (read (fildes,
+ (void *) aiocbp->aiocb64.aio_buf,
+ aiocbp->aiocb64.aio_nbytes));
+ }
+ else if ((aiocbp->aiocb.aio_lio_opcode & 127) == LIO_WRITE)
+ {
+ if (aiocbp->aiocb.aio_lio_opcode & 128)
+ aiocbp->aiocb.__return_value =
+ TEMP_FAILURE_RETRY (__pwrite64 (fildes, (const void *)
+ aiocbp->aiocb64.aio_buf,
+ aiocbp->aiocb64.aio_nbytes,
+ aiocbp->aiocb64.aio_offset));
+ else
+ aiocbp->aiocb.__return_value =
+ TEMP_FAILURE_RETRY (__libc_pwrite (fildes, (const void *)
+ aiocbp->aiocb.aio_buf,
+ aiocbp->aiocb.aio_nbytes,
+ aiocbp->aiocb.aio_offset));
+
+ if (aiocbp->aiocb.__return_value == -1 && errno == ESPIPE)
+ /* The Linux kernel is different from others. It returns
+ ESPIPE if using pwrite on a socket. Other platforms
+ simply ignore the offset parameter and behave like
+ write. */
+ aiocbp->aiocb.__return_value =
+ TEMP_FAILURE_RETRY (write (fildes,
+ (void *) aiocbp->aiocb64.aio_buf,
+ aiocbp->aiocb64.aio_nbytes));
+ }
+ else if (aiocbp->aiocb.aio_lio_opcode == LIO_DSYNC
+ || aiocbp->aiocb.aio_lio_opcode == LIO_SYNC)
+ {
+ if (wait_for_kernel_requests (fildes) < 0)
+ {
+ aiocbp->aiocb.__return_value = -1;
+ __set_errno (ENOMEM);
+ }
+ else if (aiocbp->aiocb.aio_lio_opcode == LIO_DSYNC)
+ aiocbp->aiocb.__return_value =
+ TEMP_FAILURE_RETRY (fdatasync (fildes));
+ else
+ aiocbp->aiocb.__return_value =
+ TEMP_FAILURE_RETRY (fsync (fildes));
+ }
+ else
+ {
+ /* This is an invalid opcode. */
+ aiocbp->aiocb.__return_value = -1;
+ __set_errno (EINVAL);
+ }
+
+ /* Get the mutex. */
+ pthread_mutex_lock (&__aio_requests_mutex);
+
+ /* In theory we would need here a write memory barrier since the
+ callers test using aio_error() whether the request finished
+ and once this value != EINPROGRESS the field __return_value
+ must be committed to memory.
+
+ But since the pthread_mutex_lock call involves write memory
+ barriers as well it is not necessary. */
+
+ if (aiocbp->aiocb.__return_value == -1)
+ aiocbp->aiocb.__error_code = errno;
+ else
+ aiocbp->aiocb.__error_code = 0;
+
+ /* Send the signal to notify about finished processing of the
+ request. */
+ __aio_notify (runp);
+
+ /* For debugging purposes we reset the running flag of the
+ finished request. */
+ assert (runp->running == allocated);
+ runp->running = done;
+
+ /* Now dequeue the current request. */
+ __aio_remove_request (NULL, runp, 0);
+ if (runp->next_prio != NULL)
+ add_request_to_runlist (runp->next_prio);
+
+ /* Free the old element. */
+ __aio_free_request (runp);
+ }
+
+ runp = runlist;
+
+ /* If the runlist is empty, then we sleep for a while, waiting for
+ something to arrive in it. */
+ if (runp == NULL && optim.aio_idle_time >= 0)
+ {
+ struct timeval now;
+ struct timespec wakeup_time;
+
+ ++idle_thread_count;
+ gettimeofday (&now, NULL);
+ wakeup_time.tv_sec = now.tv_sec + optim.aio_idle_time;
+ wakeup_time.tv_nsec = now.tv_usec * 1000;
+ if (wakeup_time.tv_nsec > 1000000000)
+ {
+ wakeup_time.tv_nsec -= 1000000000;
+ ++wakeup_time.tv_sec;
+ }
+ pthread_cond_timedwait (&__aio_new_request_notification,
+ &__aio_requests_mutex,
+ &wakeup_time);
+ --idle_thread_count;
+ runp = runlist;
+ }
+
+ if (runp == NULL)
+ --nthreads;
+ else
+ {
+ assert (runp->running == yes);
+ runp->running = allocated;
+ runlist = runp->next_run;
+
+ /* If we have a request to process, and there's still another in
+ the run list, then we need to either wake up or create a new
+ thread to service the request that is still in the run list. */
+ if (runlist != NULL)
+ {
+ /* There are at least two items in the work queue to work on.
+ If there are other idle threads, then we should wake them
+ up for these other work elements; otherwise, we should try
+ to create a new thread. */
+ if (idle_thread_count > 0)
+ pthread_cond_signal (&__aio_new_request_notification);
+ else if (nthreads < optim.aio_threads)
+ {
+ pthread_t thid;
+
+ /* Now try to start a thread. If we fail, no big deal,
+ because we know that there is at least one thread (us)
+ that is working on AIO operations. */
+ if (aio_create_helper_thread (&thid, handle_fildes_io, NULL)
+ == 0)
+ ++nthreads;
+ }
+ }
+ }
+
+ /* Release the mutex. */
+ pthread_mutex_unlock (&__aio_requests_mutex);
+ }
+ while (runp != NULL);
+
+ return NULL;
+}
+
+
+/* Free allocated resources. */
+libc_freeres_fn (free_res)
+{
+ size_t row;
+
+ for (row = 0; row < pool_max_size; ++row)
+ free (pool[row]);
+
+ free (pool);
+}
+
+
+/* Add newrequest to the runlist. The __abs_prio flag of newrequest must
+ be correctly set to do this. Also, you had better set newrequest's
+ "running" flag to "yes" before you release your lock or you'll throw an
+ assertion. */
+static void
+internal_function
+add_request_to_runlist (struct requestlist *newrequest)
+{
+ int prio = newrequest->aiocbp->aiocb.__abs_prio;
+ struct requestlist *runp;
+
+ if (runlist == NULL || runlist->aiocbp->aiocb.__abs_prio < prio)
+ {
+ newrequest->next_run = runlist;
+ runlist = newrequest;
+ }
+ else
+ {
+ runp = runlist;
+
+ while (runp->next_run != NULL
+ && runp->next_run->aiocbp->aiocb.__abs_prio >= prio)
+ runp = runp->next_run;
+
+ newrequest->next_run = runp->next_run;
+ runp->next_run = newrequest;
+ }
+}
+#endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_misc.h glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_misc.h
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_misc.h 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_misc.h 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,329 @@
+/* Copyright (C) 1997,1999,2000,2001,2002,2003,2006
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _AIO_MISC_H
+
+#include <sysdep.h>
+
+#if !defined __NR_io_setup || !defined __NR_io_destroy \
+ || !defined __NR_io_getevents || !defined __NR_io_submit \
+ || !defined __NR_io_cancel
+
+#include <aio_misc.h>
+
+#else
+
+#define _AIO_MISC_H 1
+#define USE_KAIO 1
+
+#include <aio.h>
+#include <pthread.h>
+#include <stdint.h>
+#include <signal.h>
+#include <sysdep.h>
+#include <limits.h>
+
+#ifdef HAVE_FORCED_UNWIND
+
+/* We define a special synchronization primitive for AIO. POSIX
+ conditional variables would be ideal but the pthread_cond_*wait
+ operations do not return on EINTR. This is a requirement for
+ correct aio_suspend and lio_listio implementations. */
+
+#include <assert.h>
+#include <pthreadP.h>
+#include <lowlevellock.h>
+
+# define DONT_NEED_AIO_MISC_COND 1
+
+# define AIO_MISC_NOTIFY(waitlist) \
+ do { \
+ if (*waitlist->counterp > 0 && --*waitlist->counterp == 0) \
+ lll_futex_wake (waitlist->counterp, 1, LLL_PRIVATE); \
+ } while (0)
+
+# define AIO_MISC_WAIT(result, futex, timeout, cancel) \
+ do { \
+ volatile int *futexaddr = &futex; \
+ int oldval = futex; \
+ \
+ if (oldval != 0) \
+ { \
+ pthread_mutex_unlock (&__aio_requests_mutex); \
+ \
+ int oldtype; \
+ if (cancel) \
+ oldtype = LIBC_CANCEL_ASYNC (); \
+ \
+ int status; \
+ do \
+ { \
+ status = lll_futex_timed_wait (futexaddr, oldval, timeout, \
+ LLL_PRIVATE); \
+ if (status != -EWOULDBLOCK) \
+ break; \
+ \
+ oldval = *futexaddr; \
+ } \
+ while (oldval != 0); \
+ \
+ if (cancel) \
+ LIBC_CANCEL_RESET (oldtype); \
+ \
+ if (status == -EINTR) \
+ result = EINTR; \
+ else if (status == -ETIMEDOUT) \
+ result = EAGAIN; \
+ else \
+ assert (status == 0 || status == -EWOULDBLOCK); \
+ \
+ pthread_mutex_lock (&__aio_requests_mutex); \
+ } \
+ } while (0)
+
+#endif
+
+typedef unsigned long kctx_t;
+#define KCTX_NONE ~0UL
+extern kctx_t __aio_kioctx;
+
+enum
+{
+ IO_CMD_PREAD,
+ IO_CMD_PWRITE,
+ IO_CMD_FSYNC,
+ IO_CMD_FDSYNC,
+ IO_CMD_PREADX,
+ IO_CMD_POLL
+};
+
+struct kiocb
+{
+ uint64_t kiocb_data;
+ uint64_t kiocb_key;
+ uint16_t kiocb_lio_opcode;
+ int16_t kiocb_req_prio;
+ uint32_t kiocb_fildes;
+ uint64_t kiocb_buf;
+ uint64_t kiocb_nbytes;
+ int64_t kiocb_offset;
+ int64_t __pad3, __pad4;
+};
+
+struct kio_event
+{
+ uint64_t kioe_data;
+ uint64_t kioe_obj;
+ int64_t kioe_res;
+ int64_t kioe_res2;
+};
+
+/* Extend the operation enum. */
+enum
+{
+ LIO_DSYNC = LIO_NOP + 1,
+ LIO_SYNC,
+ LIO_READ64 = LIO_READ | 128,
+ LIO_WRITE64 = LIO_WRITE | 128,
+ LIO_KTHREAD = 0x10000,
+ LIO_KTHREAD_REQUIRED = 0x20000
+};
+
+
+/* Union of the two request types. */
+typedef union
+ {
+ struct aiocb aiocb;
+ struct aiocb64 aiocb64;
+ } aiocb_union;
+
+
+/* Used to synchronize. */
+struct waitlist
+ {
+ struct waitlist *next;
+
+ /* The next two fields is used in synchronous io_listio' operations. */
+#ifndef DONT_NEED_AIO_MISC_COND
+ pthread_cond_t *cond;
+#endif
+ int *result;
+
+ volatile int *counterp;
+ /* The next field is used in asynchronous `lio_listio' operations. */
+ struct sigevent *sigevp;
+#ifdef BROKEN_THREAD_SIGNALS
+ /* XXX See requestlist, it's used to work around the broken signal
+ handling in Linux. */
+ pid_t caller_pid;
+#endif
+ };
+
+
+/* Status of a request. */
+enum
+{
+ no,
+ queued,
+ yes,
+ allocated,
+ done
+};
+
+
+/* Used to queue requests.. */
+struct requestlist
+ {
+ struct kiocb kiocb;
+ kctx_t kioctx;
+
+ int running;
+
+ struct requestlist *last_fd;
+ struct requestlist *next_fd;
+ struct requestlist *next_prio;
+ struct requestlist *next_run;
+ /* For kioctx != KCTX_NONE requests we are doubly linked. */
+#define prev_prio next_run
+
+ /* Pointer to the actual data. */
+ aiocb_union *aiocbp;
+
+#ifdef BROKEN_THREAD_SIGNALS
+ /* PID of the initiator thread.
+ XXX This is only necessary for the broken signal handling on Linux. */
+ pid_t caller_pid;
+#endif
+
+ /* List of waiting processes. */
+ struct waitlist *waiting;
+ };
+
+
+/* Lock for global I/O list of requests. */
+extern pthread_mutex_t __aio_requests_mutex attribute_hidden;
+
+
+/* Enqueue request. */
+extern struct requestlist *__aio_enqueue_request_ctx (aiocb_union *aiocbp,
+ int operation,
+ kctx_t kctx)
+ attribute_hidden internal_function;
+
+#define __aio_enqueue_request(aiocbp, operation) \
+ __aio_enqueue_request_ctx (aiocbp, operation | LIO_KTHREAD, KCTX_NONE)
+
+/* Find request entry for given AIO control block. */
+extern struct requestlist *__aio_find_req (aiocb_union *elem)
+ attribute_hidden internal_function;
+
+/* Find request entry for given file descriptor. */
+extern struct requestlist *__aio_find_req_fd (int fildes)
+ attribute_hidden internal_function;
+
+/* Find request entry for given file descriptor. */
+extern struct requestlist *__aio_find_kreq_fd (int fildes)
+ attribute_hidden internal_function;
+
+/* Remove request from the list. */
+extern void __aio_remove_request (struct requestlist *last,
+ struct requestlist *req, int all)
+ attribute_hidden internal_function;
+
+extern void __aio_remove_krequest (struct requestlist *req)
+ attribute_hidden internal_function;
+
+/* Release the entry for the request. */
+extern void __aio_free_request (struct requestlist *req)
+ attribute_hidden internal_function;
+
+/* Notify initiator of request and tell this everybody listening. */
+extern void __aio_notify (struct requestlist *req)
+ attribute_hidden internal_function;
+
+/* Notify initiator of request. */
+#ifdef BROKEN_THREAD_SIGNALS
+extern int __aio_notify_only (struct sigevent *sigev, pid_t caller_pid)
+ attribute_hidden internal_function;
+#else
+extern int __aio_notify_only (struct sigevent *sigev)
+ attribute_hidden internal_function;
+#endif
+
+/* Send the signal. */
+extern int __aio_sigqueue (int sig, const union sigval val, pid_t caller_pid)
+ attribute_hidden internal_function;
+
+extern int __aio_wait_for_events (kctx_t kctx, const struct timespec *timeout)
+ attribute_hidden internal_function;
+
+extern void __aio_read_one_event (void) attribute_hidden internal_function;
+
+extern int __aio_create_kernel_thread (void)
+ attribute_hidden internal_function;
+
+extern int __have_no_kernel_aio attribute_hidden;
+extern int __kernel_thread_started attribute_hidden;
+
+#ifndef BROKEN_THREAD_SIGNALS
+# define aio_start_notify_thread __aio_start_notify_thread
+# define aio_create_helper_thread __aio_create_helper_thread
+
+extern inline void
+__aio_start_notify_thread (void)
+{
+ sigset_t ss;
+ sigemptyset (&ss);
+ INTERNAL_SYSCALL_DECL (err);
+ INTERNAL_SYSCALL (rt_sigprocmask, err, 4, SIG_SETMASK, &ss, NULL, _NSIG / 8);
+}
+
+extern inline int
+__aio_create_helper_thread (pthread_t *threadp, void *(*tf) (void *), void *arg)
+{
+ pthread_attr_t attr;
+
+ /* Make sure the thread is created detached. */
+ pthread_attr_init (&attr);
+ pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
+
+ /* The helper thread needs only very little resources. */
+ (void) pthread_attr_setstacksize (&attr, PTHREAD_STACK_MIN);
+
+ /* Block all signals in the helper thread. To do this thoroughly we
+ temporarily have to block all signals here. */
+ sigset_t ss;
+ sigset_t oss;
+ sigfillset (&ss);
+ INTERNAL_SYSCALL_DECL (err);
+ INTERNAL_SYSCALL (rt_sigprocmask, err, 4, SIG_SETMASK, &ss, &oss, _NSIG / 8);
+
+ int ret = pthread_create (threadp, &attr, tf, arg);
+
+ /* Restore the signal mask. */
+ INTERNAL_SYSCALL (rt_sigprocmask, err, 4, SIG_SETMASK, &oss, NULL,
+ _NSIG / 8);
+
+ (void) pthread_attr_destroy (&attr);
+ return ret;
+}
+#endif
+
+#endif
+#endif /* aio_misc.h */
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_notify.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_notify.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_notify.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_notify.c 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,2 @@
+#include <kaio_misc.h>
+#include <aio_notify.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_read64.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_read64.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_read64.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_read64.c 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,2 @@
+#include <kaio_misc.h>
+#include <aio_read64.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_read.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_read.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_read.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_read.c 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,4 @@
+#define aio_read64 __renamed_aio_read64
+#include <kaio_misc.h>
+#undef aio_read64
+#include <aio_read.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_return.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_return.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_return.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_return.c 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,50 @@
+/* Return exit value of asynchronous I/O request.
+ Copyright (C) 1997, 2002, 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+
+/* We use an UGLY hack to prevent gcc from finding us cheating. The
+ implementation of aio_return and aio_return64 are identical and so
+ we want to avoid code duplication by using aliases. But gcc sees
+ the different parameter lists and prints a warning. We define here
+ a function so that aio_return64 has no prototype. */
+#define aio_return64 XXX
+#include <aio.h>
+/* And undo the hack. */
+#undef aio_return64
+
+#include <kaio_misc.h>
+
+#ifndef USE_KAIO
+#include <aio_return.c>
+#else
+
+#include <errno.h>
+
+ssize_t
+aio_return (aiocbp)
+ struct aiocb *aiocbp;
+{
+ if (aiocbp->__error_code == EINPROGRESS)
+ __aio_read_one_event ();
+ return aiocbp->__return_value;
+}
+
+weak_alias (aio_return, aio_return64)
+#endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_sigqueue.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_sigqueue.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_sigqueue.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_sigqueue.c 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,2 @@
+#include <kaio_misc.h>
+#include <aio_sigqueue.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_suspend.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_suspend.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_suspend.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_suspend.c 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,327 @@
+/* Suspend until termination of a requests.
+ Copyright (C) 1997, 1998, 1999, 2000, 2002, 2003, 2006
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+
+/* We use an UGLY hack to prevent gcc from finding us cheating. The
+ implementations of aio_suspend and aio_suspend64 are identical and so
+ we want to avoid code duplication by using aliases. But gcc sees
+ the different parameter lists and prints a warning. We define here
+ a function so that aio_suspend64 has no prototype. */
+#define aio_suspend64 XXX
+#include <aio.h>
+/* And undo the hack. */
+#undef aio_suspend64
+
+#include <kaio_misc.h>
+
+#ifndef USE_KAIO
+#include <aio_suspend.c>
+#else
+
+#include <assert.h>
+#include <errno.h>
+#include <stdbool.h>
+#include <stdlib.h>
+#include <sys/time.h>
+
+#include <bits/libc-lock.h>
+#include <sysdep-cancel.h>
+
+
+struct clparam
+{
+ const struct aiocb *const *list;
+ struct waitlist *waitlist;
+ struct requestlist **requestlist;
+#ifndef DONT_NEED_AIO_MISC_COND
+ pthread_cond_t *cond;
+#endif
+ int nent;
+};
+
+
+static void
+cleanup (void *arg)
+{
+#ifdef DONT_NEED_AIO_MISC_COND
+ /* Acquire the mutex. If pthread_cond_*wait is used this would
+ happen implicitly. */
+ pthread_mutex_lock (&__aio_requests_mutex);
+#endif
+
+ const struct clparam *param = (const struct clparam *) arg;
+
+ /* Now remove the entry in the waiting list for all requests
+ which didn't terminate. */
+ int cnt = param->nent;
+ while (cnt-- > 0)
+ if (param->list[cnt] != NULL
+ && param->list[cnt]->__error_code == EINPROGRESS)
+ {
+ struct waitlist **listp;
+
+ assert (param->requestlist[cnt] != NULL);
+
+ /* There is the chance that we cannot find our entry anymore. This
+ could happen if the request terminated and restarted again. */
+ listp = &param->requestlist[cnt]->waiting;
+ while (*listp != NULL && *listp != &param->waitlist[cnt])
+ listp = &(*listp)->next;
+
+ if (*listp != NULL)
+ *listp = (*listp)->next;
+ }
+
+#ifndef DONT_NEED_AIO_MISC_COND
+ /* Release the conditional variable. */
+ (void) pthread_cond_destroy (param->cond);
+#endif
+
+ /* Release the mutex. */
+ pthread_mutex_unlock (&__aio_requests_mutex);
+}
+
+
+int
+aio_suspend (list, nent, timeout)
+ const struct aiocb *const list[];
+ int nent;
+ const struct timespec *timeout;
+{
+ if (__builtin_expect (nent < 0, 0))
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ struct waitlist waitlist[nent];
+ struct requestlist *requestlist[nent];
+#ifndef DONT_NEED_AIO_MISC_COND
+ pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
+#endif
+ int cnt;
+ int result = 0;
+ int cntr = 1;
+ int total = 0, ktotal = 0;
+
+ /* Request the mutex. */
+ pthread_mutex_lock (&__aio_requests_mutex);
+
+ /* There is not yet a finished request. Signal the request that
+ we are working for it. */
+ for (cnt = 0; cnt < nent; ++cnt)
+ if (list[cnt] != NULL)
+ {
+ if (list[cnt]->__error_code == EINPROGRESS)
+ {
+ requestlist[cnt] = __aio_find_req ((aiocb_union *) list[cnt]);
+
+ if (requestlist[cnt] != NULL)
+ {
+#ifndef DONT_NEED_AIO_MISC_COND
+ waitlist[cnt].cond = &cond;
+#endif
+ waitlist[cnt].result = NULL;
+ waitlist[cnt].next = requestlist[cnt]->waiting;
+ waitlist[cnt].counterp = &cntr;
+ waitlist[cnt].sigevp = NULL;
+#ifdef BROKEN_THREAD_SIGNALS
+ waitlist[cnt].caller_pid = 0; /* Not needed. */
+#endif
+ requestlist[cnt]->waiting = &waitlist[cnt];
+ total++;
+ if (requestlist[cnt]->kioctx != KCTX_NONE)
+ ktotal++;
+ }
+ else
+ /* We will never suspend. */
+ break;
+ }
+ else
+ /* We will never suspend. */
+ break;
+ }
+
+
+ /* Only if none of the entries is NULL or finished to be wait. */
+ if (cnt == nent && total)
+ {
+ struct clparam clparam =
+ {
+ .list = list,
+ .waitlist = waitlist,
+ .requestlist = requestlist,
+#ifndef DONT_NEED_AIO_MISC_COND
+ .cond = &cond,
+#endif
+ .nent = nent
+ };
+
+ pthread_cleanup_push (cleanup, &clparam);
+
+ if (!__kernel_thread_started && ktotal)
+ {
+ /* If the kernel aio thread was not started yet all requests
+ are served by the kernel and there are no other threads running,
+ read events with mutex hold, so that nobody else can get them
+ instead of us here. */
+ if (SINGLE_THREAD_P && total == ktotal)
+ {
+ if (timeout == NULL)
+ {
+ while (cntr == 1)
+ __aio_wait_for_events (__aio_kioctx, NULL);
+ }
+ else
+ {
+ struct timeval now;
+ struct timespec abstime, ts;
+
+ __gettimeofday (&now, NULL);
+ abstime.tv_nsec = timeout->tv_nsec + now.tv_usec * 1000;
+ abstime.tv_sec = timeout->tv_sec + now.tv_sec;
+ if (abstime.tv_nsec >= 1000000000)
+ {
+ abstime.tv_nsec -= 1000000000;
+ abstime.tv_sec += 1;
+ }
+
+ for (;;)
+ {
+ result = __aio_wait_for_events (__aio_kioctx, timeout);
+ if (cntr < 1)
+ break;
+ if (result == ETIMEDOUT)
+ break;
+
+ __gettimeofday (&now, NULL);
+ if (now.tv_sec > abstime.tv_sec
+ || (now.tv_sec == abstime.tv_sec
+ && now.tv_usec * 1000 >= abstime.tv_nsec))
+ break;
+
+ ts.tv_nsec = abstime.tv_nsec - now.tv_usec * 1000;
+ ts.tv_sec = abstime.tv_sec - now.tv_sec;
+ if (abstime.tv_nsec < now.tv_usec * 1000)
+ {
+ ts.tv_nsec += 1000000000;
+ ts.tv_sec -= 1;
+ }
+ timeout = &ts;
+ }
+
+ if (cntr < 1)
+ result = 0;
+ else
+ result = ETIMEDOUT;
+ }
+ total = 0;
+ }
+ else if (__aio_create_kernel_thread () < 0)
+ {
+ total = 0;
+ __set_errno (ENOMEM);
+ result = -1;
+ }
+ }
+
+ if (total == 0)
+ /* Suspending was handled above. */
+ ;
+#ifdef DONT_NEED_AIO_MISC_COND
+ else
+ AIO_MISC_WAIT (result, cntr, timeout, 1);
+#else
+ else if (timeout == NULL)
+ result = pthread_cond_wait (&cond, &__aio_requests_mutex);
+ else
+ {
+ /* We have to convert the relative timeout value into an
+ absolute time value with pthread_cond_timedwait expects. */
+ struct timeval now;
+ struct timespec abstime;
+
+ __gettimeofday (&now, NULL);
+ abstime.tv_nsec = timeout->tv_nsec + now.tv_usec * 1000;
+ abstime.tv_sec = timeout->tv_sec + now.tv_sec;
+ if (abstime.tv_nsec >= 1000000000)
+ {
+ abstime.tv_nsec -= 1000000000;
+ abstime.tv_sec += 1;
+ }
+
+ result = pthread_cond_timedwait (&cond, &__aio_requests_mutex,
+ &abstime);
+ }
+#endif
+
+ pthread_cleanup_pop (0);
+ }
+
+ /* Now remove the entry in the waiting list for all requests
+ which didn't terminate. */
+ while (cnt-- > 0)
+ if (list[cnt] != NULL && list[cnt]->__error_code == EINPROGRESS)
+ {
+ struct waitlist **listp;
+
+ assert (requestlist[cnt] != NULL);
+
+ /* There is the chance that we cannot find our entry anymore. This
+ could happen if the request terminated and restarted again. */
+ listp = &requestlist[cnt]->waiting;
+ while (*listp != NULL && *listp != &waitlist[cnt])
+ listp = &(*listp)->next;
+
+ if (*listp != NULL)
+ *listp = (*listp)->next;
+ }
+
+#ifndef DONT_NEED_AIO_MISC_COND
+ /* Release the conditional variable. */
+ if (__builtin_expect (pthread_cond_destroy (&cond) != 0, 0))
+ /* This must never happen. */
+ abort ();
+#endif
+
+ if (result != 0)
+ {
+#ifndef DONT_NEED_AIO_MISC_COND
+ /* An error occurred. Possibly it's ETIMEDOUT. We have to translate
+ the timeout error report of `pthread_cond_timedwait' to the
+ form expected from `aio_suspend'. */
+ if (result == ETIMEDOUT)
+ __set_errno (EAGAIN);
+ else
+#endif
+ __set_errno (result);
+
+ result = -1;
+ }
+
+ /* Release the mutex. */
+ pthread_mutex_unlock (&__aio_requests_mutex);
+
+ return result;
+}
+
+weak_alias (aio_suspend, aio_suspend64)
+#endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_write64.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_write64.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_write64.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_write64.c 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,2 @@
+#include <kaio_misc.h>
+#include <aio_write64.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_write.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_write.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/kaio_write.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/kaio_write.c 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,4 @@
+#define aio_write64 __renamed_aio_write64
+#include <kaio_misc.h>
+#undef aio_write64
+#include <aio_write.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/klio_listio64.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/klio_listio64.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/klio_listio64.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/klio_listio64.c 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,40 @@
+/* Enqueue and list of read or write requests, 64bit offset version.
+ Copyright (C) 1997, 1998, 1999, 2003, 2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <kaio_misc.h>
+
+#ifndef USE_KAIO
+#include <lio_listio64.c>
+#else
+
+#include <aio.h>
+#include <assert.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#define lio_listio lio_listio64
+#define __lio_listio_21 __lio_listio64_21
+#define __lio_listio_item_notify __lio_listio64_item_notify
+#define aiocb aiocb64
+#define LIO_OPCODE_BASE 128
+#include <klio_listio.c>
+
+#endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/klio_listio.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/klio_listio.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/klio_listio.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/klio_listio.c 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,322 @@
+/* Enqueue and list of read or write requests.
+ Copyright (C) 1997,1998,1999,2000,2001,2002,2003,2005,2006
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <kaio_misc.h>
+
+#ifndef USE_KAIO
+#include <lio_listio.c>
+#else
+
+#ifndef lio_listio
+#include <aio.h>
+#include <assert.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#define LIO_OPCODE_BASE 0
+#endif
+
+#include <shlib-compat.h>
+
+
+/* We need this special structure to handle asynchronous I/O. */
+struct async_waitlist
+ {
+ int counter;
+ struct sigevent sigev;
+ struct waitlist list[0];
+ };
+
+
+/* The code in glibc 2.1 to glibc 2.4 issued only one event when all
+ requests submitted with lio_listio finished. The existing practice
+ is to issue events for the individual requests as well. This is
+ what the new code does. */
+#if SHLIB_COMPAT (librt, GLIBC_2_1, GLIBC_2_4)
+# define LIO_MODE(mode) ((mode) & 127)
+# define NO_INDIVIDUAL_EVENT_P(mode) ((mode) & 128)
+#else
+# define LIO_MODE(mode) mode
+# define NO_INDIVIDUAL_EVENT_P(mode) 0
+#endif
+
+
+static int
+lio_listio_internal (int mode, struct aiocb *const list[], int nent,
+ struct sigevent *sig)
+{
+ struct sigevent defsigev;
+ struct requestlist *requests[nent];
+ int cnt;
+ volatile int total = 0;
+ int result = 0, op = 0;
+ kctx_t kctx = KCTX_NONE;
+
+ if (sig == NULL)
+ {
+ defsigev.sigev_notify = SIGEV_NONE;
+ sig = &defsigev;
+ }
+
+ /* Request the mutex. */
+ pthread_mutex_lock (&__aio_requests_mutex);
+
+ if (LIO_MODE (mode) == LIO_WAIT && ! __have_no_kernel_aio && nent > 0)
+ {
+ int res;
+ INTERNAL_SYSCALL_DECL (err);
+
+ kctx = 0;
+ do
+ res = INTERNAL_SYSCALL (io_setup, err, 2, nent, &kctx);
+ while (INTERNAL_SYSCALL_ERROR_P (res, err)
+ && INTERNAL_SYSCALL_ERRNO (res, err) == EINTR);
+ if (INTERNAL_SYSCALL_ERROR_P (res, err))
+ {
+ kctx = KCTX_NONE;
+ if (INTERNAL_SYSCALL_ERRNO (res, err) == ENOSYS)
+ __have_no_kernel_aio = 1;
+ }
+ }
+ else if (LIO_MODE (mode) == LIO_NOWAIT)
+ {
+ op = LIO_KTHREAD;
+ if (sig->sigev_notify != SIGEV_NONE)
+ op = LIO_KTHREAD | LIO_KTHREAD_REQUIRED;
+ }
+ op |= LIO_OPCODE_BASE;
+
+ /* Now we can enqueue all requests. Since we already acquired the
+ mutex the enqueue function need not do this. */
+ for (cnt = 0; cnt < nent; ++cnt)
+ if (list[cnt] != NULL && list[cnt]->aio_lio_opcode != LIO_NOP)
+ {
+ if (NO_INDIVIDUAL_EVENT_P (mode))
+ list[cnt]->aio_sigevent.sigev_notify = SIGEV_NONE;
+ requests[cnt]
+ = __aio_enqueue_request_ctx ((aiocb_union *) list[cnt],
+ list[cnt]->aio_lio_opcode | op,
+ kctx);
+
+ if (requests[cnt] != NULL)
+ /* Successfully enqueued. */
+ ++total;
+ else
+ /* Signal that we've seen an error. `errno' and the error code
+ of the aiocb will tell more. */
+ result = -1;
+ }
+ else
+ requests[cnt] = NULL;
+
+ if (total == 0)
+ {
+ /* We don't have anything to do except signalling if we work
+ asynchronously. */
+
+ if (kctx != KCTX_NONE)
+ {
+ INTERNAL_SYSCALL_DECL (err);
+ INTERNAL_SYSCALL (io_destroy, err, 1, kctx);
+ }
+
+ /* Release the mutex. We do this before raising a signal since the
+ signal handler might do a `siglongjmp' and then the mutex is
+ locked forever. */
+ pthread_mutex_unlock (&__aio_requests_mutex);
+
+ if (LIO_MODE (mode) == LIO_NOWAIT)
+ {
+#ifdef BROKEN_THREAD_SIGNALS
+ __aio_notify_only (sig,
+ sig->sigev_notify == SIGEV_SIGNAL ? getpid () : 0);
+#else
+ __aio_notify_only (sig);
+#endif
+ }
+
+ return result;
+ }
+ else if (LIO_MODE (mode) == LIO_WAIT)
+ {
+#ifndef DONT_NEED_AIO_MISC_COND
+ pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
+ int oldstate;
+#endif
+ struct waitlist waitlist[nent];
+ volatile int ktotal = 0;
+
+ total = 0;
+ for (cnt = 0; cnt < nent; ++cnt)
+ {
+ assert (requests[cnt] == NULL || list[cnt] != NULL);
+
+ if (requests[cnt] != NULL && list[cnt]->aio_lio_opcode != LIO_NOP)
+ {
+ if (requests[cnt]->kioctx != KCTX_NONE)
+ {
+ assert (requests[cnt]->kioctx == kctx);
+ waitlist[cnt].counterp = &ktotal;
+ ++ktotal;
+ }
+ else
+ {
+ waitlist[cnt].counterp = &total;
+ ++total;
+ }
+#ifndef DONT_NEED_AIO_MISC_COND
+ waitlist[cnt].cond = &cond;
+#endif
+ waitlist[cnt].result = &result;
+ waitlist[cnt].next = requests[cnt]->waiting;
+ waitlist[cnt].sigevp = NULL;
+#ifdef BROKEN_THREAD_SIGNALS
+ waitlist[cnt].caller_pid = 0; /* Not needed. */
+#endif
+ requests[cnt]->waiting = &waitlist[cnt];
+ }
+ }
+
+ while (ktotal > 0)
+ __aio_wait_for_events (kctx, NULL);
+#ifdef DONT_NEED_AIO_MISC_COND
+ AIO_MISC_WAIT (result, total, NULL, 0);
+#else
+ /* Since `pthread_cond_wait'/`pthread_cond_timedwait' are cancellation
+ points we must be careful. We added entries to the waiting lists
+ which we must remove. So defer cancellation for now. */
+ pthread_setcancelstate (PTHREAD_CANCEL_DISABLE, &oldstate);
+
+ while (total > 0)
+ pthread_cond_wait (&cond, &__aio_requests_mutex);
+
+ /* Now it's time to restore the cancellation state. */
+ pthread_setcancelstate (oldstate, NULL);
+
+ /* Release the conditional variable. */
+ if (pthread_cond_destroy (&cond) != 0)
+ /* This must never happen. */
+ abort ();
+#endif
+
+ if (kctx != KCTX_NONE)
+ {
+ INTERNAL_SYSCALL_DECL (err);
+ INTERNAL_SYSCALL (io_destroy, err, 1, kctx);
+ }
+
+ /* If any of the I/O requests failed, return -1 and set errno. */
+ if (result != 0)
+ {
+ __set_errno (result == EINTR ? EINTR : EIO);
+ result = -1;
+ }
+ }
+ else if (sig->sigev_notify != SIGEV_NONE)
+ {
+ struct async_waitlist *waitlist;
+
+ waitlist = (struct async_waitlist *)
+ malloc (sizeof (struct async_waitlist)
+ + (nent * sizeof (struct waitlist)));
+
+ if (waitlist == NULL)
+ {
+ __set_errno (EAGAIN);
+ result = -1;
+ }
+ else
+ {
+#ifdef BROKEN_THREAD_SIGNALS
+ pid_t caller_pid = sig->sigev_notify == SIGEV_SIGNAL ? getpid () : 0;
+#endif
+ total = 0;
+
+ for (cnt = 0; cnt < nent; ++cnt)
+ {
+ assert (requests[cnt] == NULL || list[cnt] != NULL);
+
+ if (requests[cnt] != NULL
+ && list[cnt]->aio_lio_opcode != LIO_NOP)
+ {
+#ifndef DONT_NEED_AIO_MISC_COND
+ waitlist->list[cnt].cond = NULL;
+#endif
+ waitlist->list[cnt].result = NULL;
+ waitlist->list[cnt].next = requests[cnt]->waiting;
+ waitlist->list[cnt].counterp = &waitlist->counter;
+ waitlist->list[cnt].sigevp = &waitlist->sigev;
+#ifdef BROKEN_THREAD_SIGNALS
+ waitlist->list[cnt].caller_pid = caller_pid;
+#endif
+ requests[cnt]->waiting = &waitlist->list[cnt];
+ ++total;
+ }
+ }
+
+ waitlist->counter = total;
+ waitlist->sigev = *sig;
+ }
+ }
+
+ /* Release the mutex. */
+ pthread_mutex_unlock (&__aio_requests_mutex);
+
+ return result;
+}
+
+
+#if SHLIB_COMPAT (librt, GLIBC_2_1, GLIBC_2_4)
+int
+attribute_compat_text_section
+__lio_listio_21 (int mode, struct aiocb *const list[], int nent,
+ struct sigevent *sig)
+{
+ /* Check arguments. */
+ if (mode != LIO_WAIT && mode != LIO_NOWAIT)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ return lio_listio_internal (mode | LIO_NO_INDIVIDUAL_EVENT, list, nent, sig);
+}
+compat_symbol (librt, __lio_listio_21, lio_listio, GLIBC_2_1);
+#endif
+
+
+int
+__lio_listio_item_notify (int mode, struct aiocb *const list[], int nent,
+ struct sigevent *sig)
+{
+ /* Check arguments. */
+ if (mode != LIO_WAIT && mode != LIO_NOWAIT)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ return lio_listio_internal (mode, list, nent, sig);
+}
+versioned_symbol (librt, __lio_listio_item_notify, lio_listio, GLIBC_2_4);
+
+#endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/Makefile glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/Makefile
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/Makefile 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/Makefile 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,4 @@
+ifeq ($(subdir),rtkaio)
+CFLAGS-kaio_mq_send.c += -fexceptions
+CFLAGS-kaio_mq_receive.c += -fexceptions
+endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/powerpc/Makefile glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/powerpc/Makefile
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/powerpc/Makefile 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/powerpc/Makefile 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,3 @@
+ifeq ($(subdir),rtkaio)
+librtkaio-routines += rtkaio-sysdep
+endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/powerpc/powerpc64/Versions 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,9 @@
+%ifdef HAVE_FORCED_UNWIND
+librtkaio {
+ GLIBC_2.3.3 {
+ # Changed timer_t.
+ timer_create; timer_delete; timer_getoverrun; timer_gettime;
+ timer_settime;
+ }
+}
+%endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/powerpc/rtkaio-sysdep.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/powerpc/rtkaio-sysdep.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/powerpc/rtkaio-sysdep.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/powerpc/rtkaio-sysdep.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <rt-sysdep.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/s390/Makefile glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/s390/Makefile
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/s390/Makefile 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/s390/Makefile 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,3 @@
+ifeq ($(subdir),rtkaio)
+librtkaio-routines += rtkaio-sysdep
+endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/s390/rtkaio-sysdep.S glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/s390/rtkaio-sysdep.S
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/s390/rtkaio-sysdep.S 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/s390/rtkaio-sysdep.S 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1 @@
+#include <rt-sysdep.S>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/s390/s390-64/Versions glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/s390/s390-64/Versions
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/s390/s390-64/Versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/s390/s390-64/Versions 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,9 @@
+%ifdef HAVE_FORCED_UNWIND
+librtkaio {
+ GLIBC_2.3.3 {
+ # Changed timer_t.
+ timer_create; timer_delete; timer_getoverrun; timer_gettime;
+ timer_settime;
+ }
+}
+%endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/kaio_cancel.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/kaio_cancel.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/kaio_cancel.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/kaio_cancel.c 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,33 @@
+#include <shlib-compat.h>
+
+#define aio_cancel64 XXX
+#include <aio.h>
+#undef aio_cancel64
+#include <errno.h>
+
+extern __typeof (aio_cancel) __new_aio_cancel;
+extern __typeof (aio_cancel) __old_aio_cancel;
+
+#define aio_cancel __new_aio_cancel
+
+#include <sysdeps/unix/sysv/linux/kaio_cancel.c>
+
+#undef aio_cancel
+strong_alias (__new_aio_cancel, __new_aio_cancel64);
+versioned_symbol (librt, __new_aio_cancel, aio_cancel, GLIBC_2_3);
+versioned_symbol (librt, __new_aio_cancel64, aio_cancel64, GLIBC_2_3);
+
+#if SHLIB_COMPAT (librt, GLIBC_2_1, GLIBC_2_3)
+
+#undef ECANCELED
+#define aio_cancel __old_aio_cancel
+#define ECANCELED 125
+
+#include <sysdeps/unix/sysv/linux/kaio_cancel.c>
+
+#undef aio_cancel
+strong_alias (__old_aio_cancel, __old_aio_cancel64);
+compat_symbol (librt, __old_aio_cancel, aio_cancel, GLIBC_2_1);
+compat_symbol (librt, __old_aio_cancel64, aio_cancel64, GLIBC_2_1);
+
+#endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/Makefile glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/Makefile
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/Makefile 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/Makefile 2013-08-16 16:23:23.243028404 +0530
@@ -0,0 +1,3 @@
+ifeq ($(subdir),rtkaio)
+librtkaio-routines += rtkaio-sysdep
+endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/rtkaio-sysdep.c glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/rtkaio-sysdep.c
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/rtkaio-sysdep.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/rtkaio-sysdep.c 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1 @@
+#include <rt-sysdep.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/sparc64/Versions glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/sparc64/Versions
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/sparc64/Versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/sparc64/Versions 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,9 @@
+%ifdef HAVE_FORCED_UNWIND
+librtkaio {
+ GLIBC_2.3.3 {
+ # Changed timer_t.
+ timer_create; timer_delete; timer_getoverrun; timer_gettime;
+ timer_settime;
+ }
+}
+%endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/Versions glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/Versions
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/sparc/Versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/sparc/Versions 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,6 @@
+librtkaio {
+ GLIBC_2.3 {
+ # AIO functions.
+ aio_cancel; aio_cancel64;
+ }
+}
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/syscalls.list glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/syscalls.list
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/syscalls.list 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/syscalls.list 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,5 @@
+# File name Caller Syscall name Args Strong name Weak names
+
+kaio_mq_timedsend - mq_timedsend Ci:ipiip __GI_mq_timedsend mq_timedsend
+kaio_mq_timedreceive - mq_timedreceive Ci:ipipp __GI_mq_timedreceive mq_timedreceive
+kaio_mq_setattr - mq_getsetattr i:ipp __GI_mq_setattr mq_setattr
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/x86_64/librtkaio-cancellation.S glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/x86_64/librtkaio-cancellation.S
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/x86_64/librtkaio-cancellation.S 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/x86_64/librtkaio-cancellation.S 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1 @@
+#include <librt-cancellation.S>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/x86_64/Versions glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/x86_64/Versions
--- glibc-2.17-931-g30bbc0c/rtkaio/sysdeps/unix/sysv/linux/x86_64/Versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/sysdeps/unix/sysv/linux/x86_64/Versions 2013-08-16 16:23:23.244028404 +0530
@@ -0,0 +1,9 @@
+%ifdef HAVE_FORCED_UNWIND
+librtkaio {
+ GLIBC_2.3.3 {
+ # Changed timer_t.
+ timer_create; timer_delete; timer_getoverrun; timer_gettime;
+ timer_settime;
+ }
+}
+%endif
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio10.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio10.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio10.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio10.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio10.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio2.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio2.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio2.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio2.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio2.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio3.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio3.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio3.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio3.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio3.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio4.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio4.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio4.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio4.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio4.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio5.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio5.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio5.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio5.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio5.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio64.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio64.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio64.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio64.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio64.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio6.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio6.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio6.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio6.c 2013-08-16 16:23:23.241028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio6.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio7.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio7.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio7.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio7.c 2013-08-16 16:23:23.241028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio7.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio8.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio8.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio8.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio8.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio8.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio9.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio9.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio9.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio9.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio9.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aio.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aio.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aio.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-aio.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod2.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod2.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod2.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod2.c 2013-08-16 16:23:23.241028404 +0530
@@ -0,0 +1,128 @@
+/* Test for notification mechanism in lio_listio.
+ Copyright (C) 2000, 2002, 2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 2000.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <aio.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include "tst-aiod.h"
+
+
+static pthread_barrier_t b;
+
+
+static void
+thrfct (sigval_t arg)
+{
+ int e = pthread_barrier_wait (&b);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("thread: barrier_wait failed");
+ exit (1);
+ }
+}
+
+
+static int
+do_test (int argc, char *argv[])
+{
+ char name[] = "/tmp/aio2.XXXXXX";
+ int fd;
+ struct aiocb *arr[1];
+ struct aiocb cb;
+ static const char buf[] = "Hello World\n";
+
+ fd = mkstemp (name);
+ if (fd == -1)
+ {
+ printf ("cannot open temp name: %m\n");
+ return 1;
+ }
+
+ unlink (name);
+
+ if (pthread_barrier_init (&b, NULL, 2) != 0)
+ {
+ puts ("barrier_init failed");
+ return 1;
+ }
+
+ arr[0] = &cb;
+
+ void *p;
+ int sz = set_o_direct (fd);
+ if (sz != -1)
+ {
+ int err = posix_memalign (&p, sz, sz);
+ if (err)
+ {
+ errno = err;
+ printf ("cannot allocate memory: %m\n");
+ return 1;
+ }
+ memcpy (p, buf, sizeof (buf) - 1);
+ memset (p + sizeof (buf) - 1, ' ', sz - sizeof (buf) + 1);
+ printf ("Using O_DIRECT with block size %d\n", sz);
+ }
+ else
+ {
+ p = (void *) buf;
+ sz = sizeof (buf) - 1;
+ }
+
+ cb.aio_fildes = fd;
+ cb.aio_lio_opcode = LIO_WRITE;
+ cb.aio_reqprio = 0;
+ cb.aio_buf = p;
+ cb.aio_nbytes = sz;
+ cb.aio_offset = 0;
+ cb.aio_sigevent.sigev_notify = SIGEV_THREAD;
+ cb.aio_sigevent.sigev_notify_function = thrfct;
+ cb.aio_sigevent.sigev_notify_attributes = NULL;
+ cb.aio_sigevent.sigev_value.sival_ptr = NULL;
+
+ if (lio_listio (LIO_WAIT, arr, 1, NULL) < 0)
+ {
+ if (errno == ENOSYS)
+ {
+ puts ("no aio support in this configuration");
+ return 0;
+ }
+ printf ("lio_listio failed: %m\n");
+ return 1;
+ }
+
+ puts ("lio_listio returned");
+
+ int e = pthread_barrier_wait (&b);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("barrier_wait failed");
+ return 1;
+ }
+
+ puts ("all OK");
+
+ return 0;
+}
+
+#include "../test-skeleton.c"
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod3.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod3.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod3.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod3.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1,131 @@
+/* Test for notification mechanism in lio_listio.
+ Copyright (C) 2000, 2002, 2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <aio.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include "tst-aiod.h"
+
+
+static pthread_barrier_t b;
+
+
+static void
+thrfct (sigval_t arg)
+{
+ int e = pthread_barrier_wait (&b);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("child: barrier_wait failed");
+ exit (1);
+ }
+}
+
+
+static int
+do_test (int argc, char *argv[])
+{
+ char name[] = "/tmp/aio3.XXXXXX";
+ int fd;
+ struct aiocb *arr[1];
+ struct aiocb cb;
+ static const char buf[] = "Hello World\n";
+
+ fd = mkstemp (name);
+ if (fd == -1)
+ {
+ printf ("cannot open temp name: %m\n");
+ return 1;
+ }
+
+ unlink (name);
+
+ if (pthread_barrier_init (&b, NULL, 2) != 0)
+ {
+ puts ("barrier_init failed");
+ return 1;
+ }
+
+ arr[0] = &cb;
+
+ void *p;
+ int sz = set_o_direct (fd);
+ if (sz != -1)
+ {
+ int err = posix_memalign (&p, sz, sz);
+ if (err)
+ {
+ errno = err;
+ printf ("cannot allocate memory: %m\n");
+ return 1;
+ }
+ memcpy (p, buf, sizeof (buf) - 1);
+ memset (p + sizeof (buf) - 1, ' ', sz - sizeof (buf) + 1);
+ printf ("Using O_DIRECT with block size %d\n", sz);
+ }
+ else
+ {
+ p = (void *) buf;
+ sz = sizeof (buf) - 1;
+ }
+
+ cb.aio_fildes = fd;
+ cb.aio_lio_opcode = LIO_WRITE;
+ cb.aio_reqprio = 0;
+ cb.aio_buf = p;
+ cb.aio_nbytes = sz;
+ cb.aio_offset = 0;
+ cb.aio_sigevent.sigev_notify = SIGEV_THREAD;
+ cb.aio_sigevent.sigev_notify_function = thrfct;
+ cb.aio_sigevent.sigev_notify_attributes = NULL;
+ cb.aio_sigevent.sigev_value.sival_ptr = NULL;
+
+ if (lio_listio (LIO_NOWAIT, arr, 1, NULL) < 0)
+ {
+ if (errno == ENOSYS)
+ {
+ puts ("no aio support in this configuration");
+ return 0;
+ }
+ printf ("lio_listio failed: %m\n");
+ return 1;
+ }
+
+ if (aio_suspend ((const struct aiocb *const *) arr, 1, NULL) < 0)
+ {
+ printf ("aio_suspend failed: %m\n");
+ return 1;
+ }
+
+ int e = pthread_barrier_wait (&b);
+ if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("parent: barrier_wait failed");
+ return 1;
+ }
+
+ puts ("all OK");
+
+ return 0;
+}
+
+#include "../test-skeleton.c"
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod4.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod4.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod4.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod4.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1,182 @@
+/* Test for completion signal handling.
+ Copyright (C) 2000, 2001, 2002, 2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <aio.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include "tst-aiod.h"
+
+/* We might need a bit longer timeout. */
+#define TIMEOUT 10 /* sec */
+
+int my_signo;
+
+volatile sig_atomic_t flag;
+
+
+static void
+sighandler (const int signo)
+{
+ flag = signo;
+}
+
+static int
+wait_flag (void)
+{
+ while (flag == 0)
+ {
+ puts ("Sleeping...");
+ sleep (1);
+ }
+
+ if (flag != my_signo)
+ {
+ printf ("signal handler received wrong signal, flag is %d\n", flag);
+ return 1;
+ }
+
+ return 0;
+}
+
+#ifndef SIGRTMIN
+# define SIGRTMIN -1
+# define SIGRTMAX -1
+#endif
+
+static int
+do_test (int argc, char *argv[])
+{
+ char name[] = "/tmp/aio4.XXXXXX";
+ int fd;
+ struct aiocb *arr[1];
+ struct aiocb cb;
+ static const char buf[] = "Hello World\n";
+ struct aioinit init = {10, 20, 0};
+ struct sigaction sa;
+ struct sigevent ev;
+
+ if (SIGRTMIN == -1)
+ {
+ printf ("RT signals not supported.\n");
+ return 0;
+ }
+
+ /* Select a signal from the middle of the available choices... */
+ my_signo = (SIGRTMAX + SIGRTMIN) / 2;
+
+ fd = mkstemp (name);
+ if (fd == -1)
+ {
+ printf ("cannot open temp name: %m\n");
+ return 1;
+ }
+
+ unlink (name);
+
+ /* Test also aio_init. */
+ aio_init (&init);
+
+ arr[0] = &cb;
+
+ void *p;
+ int sz = set_o_direct (fd);
+ if (sz != -1)
+ {
+ int err = posix_memalign (&p, sz, sz);
+ if (err)
+ {
+ errno = err;
+ printf ("cannot allocate memory: %m\n");
+ return 1;
+ }
+ memcpy (p, buf, sizeof (buf) - 1);
+ memset (p + sizeof (buf) - 1, ' ', sz - sizeof (buf) + 1);
+ printf ("Using O_DIRECT with block size %d\n", sz);
+ }
+ else
+ {
+ p = (void *) buf;
+ sz = sizeof (buf) - 1;
+ }
+
+ cb.aio_fildes = fd;
+ cb.aio_lio_opcode = LIO_WRITE;
+ cb.aio_reqprio = 0;
+ cb.aio_buf = p;
+ cb.aio_nbytes = sz;
+ cb.aio_offset = 0;
+ cb.aio_sigevent.sigev_notify = SIGEV_SIGNAL;
+ cb.aio_sigevent.sigev_notify_function = NULL;
+ cb.aio_sigevent.sigev_notify_attributes = NULL;
+ cb.aio_sigevent.sigev_signo = my_signo;
+ cb.aio_sigevent.sigev_value.sival_ptr = NULL;
+
+ ev.sigev_notify = SIGEV_SIGNAL;
+ ev.sigev_notify_function = NULL;
+ ev.sigev_notify_attributes = NULL;
+ ev.sigev_signo = my_signo;
+
+ sa.sa_handler = sighandler;
+ sigemptyset (&sa.sa_mask);
+ sa.sa_flags = SA_RESTART;
+
+ if (sigaction (my_signo, &sa, NULL) < 0)
+ {
+ printf ("sigaction failed: %m\n");
+ return 1;
+ }
+
+ flag = 0;
+ /* First use aio_write. */
+ if (aio_write (arr[0]) < 0)
+ {
+ if (errno == ENOSYS)
+ {
+ puts ("no aio support in this configuration");
+ return 0;
+ }
+ printf ("aio_write failed: %m\n");
+ return 1;
+ }
+
+ if (wait_flag ())
+ return 1;
+
+ puts ("aio_write OK");
+
+ flag = 0;
+ /* Again with lio_listio. */
+ if (lio_listio (LIO_NOWAIT, arr, 1, &ev) < 0)
+ {
+ printf ("lio_listio failed: %m\n");
+ return 1;
+ }
+
+ if (wait_flag ())
+ return 1;
+
+ puts ("all OK");
+
+ return 0;
+}
+
+#include "../test-skeleton.c"
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod5.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod5.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod5.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod5.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1,152 @@
+/* Test for completion thread handling.
+ Copyright (C) 2000, 2002, 2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <aio.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include "tst-aiod.h"
+
+/* We might need a bit longer timeout. */
+#define TIMEOUT 10 /* sec */
+
+#define MY_SIVAL 27
+
+volatile sig_atomic_t flag;
+
+
+static void
+callback (sigval_t s)
+{
+ flag = s.sival_int;
+}
+
+static int
+wait_flag (void)
+{
+ while (flag == 0)
+ {
+ puts ("Sleeping...");
+ sleep (1);
+ }
+
+ if (flag != MY_SIVAL)
+ {
+ printf ("signal handler received wrong signal, flag is %d\n", flag);
+ return 1;
+ }
+
+ return 0;
+}
+
+
+static int
+do_test (int argc, char *argv[])
+{
+ char name[] = "/tmp/aio5.XXXXXX";
+ int fd;
+ struct aiocb *arr[1];
+ struct aiocb cb;
+ static const char buf[] = "Hello World\n";
+ struct sigevent ev;
+
+ fd = mkstemp (name);
+ if (fd == -1)
+ {
+ printf ("cannot open temp name: %m\n");
+ return 1;
+ }
+
+ unlink (name);
+
+ arr[0] = &cb;
+
+ void *p;
+ int sz = set_o_direct (fd);
+ if (sz != -1)
+ {
+ int err = posix_memalign (&p, sz, sz);
+ if (err)
+ {
+ errno = err;
+ printf ("cannot allocate memory: %m\n");
+ return 1;
+ }
+ memcpy (p, buf, sizeof (buf) - 1);
+ memset (p + sizeof (buf) - 1, ' ', sz - sizeof (buf) + 1);
+ printf ("Using O_DIRECT with block size %d\n", sz);
+ }
+ else
+ {
+ p = (void *) buf;
+ sz = sizeof (buf) - 1;
+ }
+
+ cb.aio_fildes = fd;
+ cb.aio_lio_opcode = LIO_WRITE;
+ cb.aio_reqprio = 0;
+ cb.aio_buf = p;
+ cb.aio_nbytes = sz;
+ cb.aio_offset = 0;
+ cb.aio_sigevent.sigev_notify = SIGEV_THREAD;
+ cb.aio_sigevent.sigev_notify_function = callback;
+ cb.aio_sigevent.sigev_notify_attributes = NULL;
+ cb.aio_sigevent.sigev_value.sival_int = MY_SIVAL;
+
+ ev.sigev_notify = SIGEV_THREAD;
+ ev.sigev_notify_function = callback;
+ ev.sigev_notify_attributes = NULL;
+ ev.sigev_value.sival_int = MY_SIVAL;
+
+ /* First use aio_write. */
+ if (aio_write (arr[0]) < 0)
+ {
+ if (errno == ENOSYS)
+ {
+ puts ("no aio support in this configuration");
+ return 0;
+ }
+ printf ("aio_write failed: %m\n");
+ return 1;
+ }
+
+ if (wait_flag ())
+ return 1;
+
+ puts ("aio_write OK");
+
+ flag = 0;
+ /* Again with lio_listio. */
+ if (lio_listio (LIO_NOWAIT, arr, 1, &ev) < 0)
+ {
+ printf ("lio_listio failed: %m\n");
+ return 1;
+ }
+
+ if (wait_flag ())
+ return 1;
+
+ puts ("all OK");
+
+ return 0;
+}
+
+#include "../test-skeleton.c"
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod64.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod64.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod64.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod64.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1,308 @@
+/* Tests for 64bit AIO in librt.
+ Copyright (C) 1998, 1999, 2000, 2002, 2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#define _LARGEFILE_SOURCE 1
+#include <aio.h>
+#include <errno.h>
+#include <error.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include "tst-aiod.h"
+
+
+/* Prototype for our test function. */
+extern void do_prepare (int argc, char *argv[]);
+extern int do_test (int argc, char *argv[]);
+
+/* We have a preparation function. */
+#define PREPARE do_prepare
+
+/* We might need a bit longer timeout. */
+#define TIMEOUT 20 /* sec */
+
+/* This defines the `main' function and some more. */
+#include <test-skeleton.c>
+
+
+/* These are for the temporary file we generate. */
+char *name;
+int fd;
+char *tmpbuf;
+int blksz = 100;
+
+void
+do_prepare (int argc, char *argv[])
+{
+ size_t name_len;
+
+ name_len = strlen (test_dir);
+ name = malloc (name_len + sizeof ("/aioXXXXXX"));
+ mempcpy (mempcpy (name, test_dir, name_len),
+ "/aioXXXXXX", sizeof ("/aioXXXXXX"));
+ add_temp_file (name);
+
+ /* Open our test file. */
+ fd = mkstemp (name);
+ if (fd == -1)
+ error (EXIT_FAILURE, errno, "cannot open test file `%s'", name);
+
+ int sz = set_o_direct (fd);
+ if (sz != -1)
+ {
+ blksz = sz;
+ printf ("Using O_DIRECT with block size %d\n", blksz);
+ }
+}
+
+
+static int
+test_file (const void *buf, size_t size, int fd, const char *msg)
+{
+ struct stat st;
+ char *tmp = tmpbuf;
+
+ errno = 0;
+ if (fstat (fd, &st) < 0)
+ {
+ error (0, errno, "%s: failed stat", msg);
+ return 1;
+ }
+
+ if (st.st_size != (off_t) size)
+ {
+ error (0, errno, "%s: wrong size: %lu, should be %lu",
+ msg, (unsigned long int) st.st_size, (unsigned long int) size);
+ return 1;
+ }
+
+ if (pread (fd, tmp, size, 0) != (ssize_t) size)
+ {
+ error (0, errno, "%s: failed pread", msg);
+ return 1;
+ }
+
+ if (memcmp (buf, tmp, size) != 0)
+ {
+ error (0, errno, "%s: failed comparison", msg);
+ return 1;
+ }
+
+ printf ("%s test ok\n", msg);
+
+ return 0;
+}
+
+
+static int
+do_wait (struct aiocb64 **cbp, size_t nent, int allowed_err)
+{
+ int go_on;
+ size_t cnt;
+ int result = 0;
+
+ do
+ {
+ aio_suspend64 ((const struct aiocb64 *const *) cbp, nent, NULL);
+ go_on = 0;
+ for (cnt = 0; cnt < nent; ++cnt)
+ if (cbp[cnt] != NULL)
+ {
+ if (aio_error64 (cbp[cnt]) == EINPROGRESS)
+ go_on = 1;
+ else
+ {
+ if (aio_return64 (cbp[cnt]) == -1
+ && (allowed_err == 0
+ || aio_error64 (cbp[cnt]) != allowed_err))
+ {
+ error (0, aio_error64 (cbp[cnt]), "Operation failed\n");
+ result = 1;
+ }
+ cbp[cnt] = NULL;
+ }
+ }
+ }
+ while (go_on);
+
+ return result;
+}
+
+
+int
+do_test (int argc, char *argv[])
+{
+ struct aiocb64 cbs[10];
+ struct aiocb64 cbs_fsync;
+ struct aiocb64 *cbp[10];
+ struct aiocb64 *cbp_fsync[1];
+ char *buf;
+ size_t cnt;
+ int result = 0;
+
+ buf = mmap (NULL, 20 * blksz, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON, -1, 0);
+ tmpbuf = buf + 10 * blksz;
+ if (buf == MAP_FAILED)
+ {
+ error (0, errno, "mmap failed");
+ return 1;
+ }
+
+ /* Preparation. */
+ for (cnt = 0; cnt < 10; ++cnt)
+ {
+ cbs[cnt].aio_fildes = fd;
+ cbs[cnt].aio_reqprio = 0;
+ cbs[cnt].aio_buf = memset (&buf[cnt * blksz], '0' + cnt, blksz);
+ cbs[cnt].aio_nbytes = blksz;
+ cbs[cnt].aio_offset = cnt * blksz;
+ cbs[cnt].aio_sigevent.sigev_notify = SIGEV_NONE;
+
+ cbp[cnt] = &cbs[cnt];
+ }
+
+ /* First a simple test. */
+ for (cnt = 10; cnt > 0; )
+ if (aio_write64 (cbp[--cnt]) < 0 && errno == ENOSYS)
+ {
+ error (0, 0, "no aio support in this configuration");
+ return 0;
+ }
+ /* Wait 'til the results are there. */
+ result |= do_wait (cbp, 10, 0);
+ /* Test this. */
+ result |= test_file (buf, 10 * blksz, fd, "aio_write");
+
+ /* Read now as we've written it. */
+ memset (buf, '\0', 10 * blksz);
+ /* Issue the commands. */
+ for (cnt = 10; cnt > 0; )
+ {
+ --cnt;
+ cbp[cnt] = &cbs[cnt];
+ aio_read64 (cbp[cnt]);
+ }
+ /* Wait 'til the results are there. */
+ result |= do_wait (cbp, 10, 0);
+ /* Test this. */
+ for (cnt = 0; cnt < 10 * blksz; ++cnt)
+ if (buf[cnt] != '0' + (cnt / blksz))
+ {
+ result = 1;
+ error (0, 0, "comparison failed for aio_read test");
+ break;
+ }
+
+ if (cnt == 10 * blksz)
+ puts ("aio_read test ok");
+
+ /* Remove the test file contents. */
+ if (ftruncate64 (fd, 0) < 0)
+ {
+ error (0, errno, "ftruncate failed\n");
+ result = 1;
+ }
+
+ /* Test lio_listio. */
+ for (cnt = 0; cnt < 10; ++cnt)
+ {
+ cbs[cnt].aio_lio_opcode = LIO_WRITE;
+ cbp[cnt] = &cbs[cnt];
+ }
+ /* Issue the command. */
+ lio_listio64 (LIO_WAIT, cbp, 10, NULL);
+ /* ...and immediately test it since we started it in wait mode. */
+ result |= test_file (buf, 10 * blksz, fd, "lio_listio (write)");
+
+ /* Test aio_fsync. */
+ cbs_fsync.aio_fildes = fd;
+ cbs_fsync.aio_sigevent.sigev_notify = SIGEV_NONE;
+ cbp_fsync[0] = &cbs_fsync;
+
+ /* Remove the test file contents first. */
+ if (ftruncate64 (fd, 0) < 0)
+ {
+ error (0, errno, "ftruncate failed\n");
+ result = 1;
+ }
+
+ /* Write again. */
+ for (cnt = 10; cnt > 0; )
+ aio_write64 (cbp[--cnt]);
+
+ if (aio_fsync64 (O_SYNC, &cbs_fsync) < 0)
+ {
+ error (0, errno, "aio_fsync failed\n");
+ result = 1;
+ }
+ result |= do_wait (cbp_fsync, 1, 0);
+
+ /* ...and test since all data should be on disk now. */
+ result |= test_file (buf, 10 * blksz, fd, "aio_fsync (aio_write)");
+
+ /* Test aio_cancel. */
+ /* Remove the test file contents first. */
+ if (ftruncate64 (fd, 0) < 0)
+ {
+ error (0, errno, "ftruncate failed\n");
+ result = 1;
+ }
+
+ /* Write again. */
+ for (cnt = 10; cnt > 0; )
+ aio_write64 (cbp[--cnt]);
+
+ /* Cancel all requests. */
+ if (aio_cancel64 (fd, NULL) == -1)
+ printf ("aio_cancel64 (fd, NULL) cannot cancel anything\n");
+
+ result |= do_wait (cbp, 10, ECANCELED);
+
+ /* Another test for aio_cancel. */
+ /* Remove the test file contents first. */
+ if (ftruncate64 (fd, 0) < 0)
+ {
+ error (0, errno, "ftruncate failed\n");
+ result = 1;
+ }
+
+ /* Write again. */
+ for (cnt = 10; cnt > 0; )
+ {
+ --cnt;
+ cbp[cnt] = &cbs[cnt];
+ aio_write64 (cbp[cnt]);
+ }
+ puts ("finished3");
+
+ /* Cancel all requests. */
+ for (cnt = 10; cnt > 0; )
+ if (aio_cancel64 (fd, cbp[--cnt]) == -1)
+ /* This is not an error. The request can simply be finished. */
+ printf ("aio_cancel64 (fd, cbp[%Zd]) cannot be canceled\n", cnt);
+ puts ("finished2");
+
+ result |= do_wait (cbp, 10, ECANCELED);
+
+ puts ("finished");
+
+ return result;
+}
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1,307 @@
+/* Tests for AIO in librt.
+ Copyright (C) 1998, 2000, 2002, 2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <aio.h>
+#include <errno.h>
+#include <error.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include "tst-aiod.h"
+
+
+/* Prototype for our test function. */
+extern void do_prepare (int argc, char *argv[]);
+extern int do_test (int argc, char *argv[]);
+
+/* We have a preparation function. */
+#define PREPARE do_prepare
+
+/* We might need a bit longer timeout. */
+#define TIMEOUT 20 /* sec */
+
+/* This defines the `main' function and some more. */
+#include <test-skeleton.c>
+
+
+/* These are for the temporary file we generate. */
+char *name;
+int fd;
+char *tmpbuf;
+int blksz = 100;
+
+void
+do_prepare (int argc, char *argv[])
+{
+ size_t name_len;
+
+ name_len = strlen (test_dir);
+ name = malloc (name_len + sizeof ("/aioXXXXXX"));
+ mempcpy (mempcpy (name, test_dir, name_len),
+ "/aioXXXXXX", sizeof ("/aioXXXXXX"));
+ add_temp_file (name);
+
+ /* Open our test file. */
+ fd = mkstemp (name);
+ if (fd == -1)
+ error (EXIT_FAILURE, errno, "cannot open test file `%s'", name);
+
+ int sz = set_o_direct (fd);
+ if (sz != -1)
+ {
+ blksz = sz;
+ printf ("Using O_DIRECT with block size %d\n", blksz);
+ }
+}
+
+
+static int
+test_file (const void *buf, size_t size, int fd, const char *msg)
+{
+ struct stat st;
+ char *tmp = tmpbuf;
+
+ errno = 0;
+ if (fstat (fd, &st) < 0)
+ {
+ error (0, errno, "%s: failed stat", msg);
+ return 1;
+ }
+
+ if (st.st_size != (off_t) size)
+ {
+ error (0, errno, "%s: wrong size: %lu, should be %lu",
+ msg, (unsigned long int) st.st_size, (unsigned long int) size);
+ return 1;
+ }
+
+ if (pread (fd, tmp, size, 0) != (ssize_t) size)
+ {
+ error (0, errno, "%s: failed pread", msg);
+ return 1;
+ }
+
+ if (memcmp (buf, tmp, size) != 0)
+ {
+ error (0, errno, "%s: failed comparison", msg);
+ return 1;
+ }
+
+ printf ("%s test ok\n", msg);
+
+ return 0;
+}
+
+
+static int
+do_wait (struct aiocb **cbp, size_t nent, int allowed_err)
+{
+ int go_on;
+ size_t cnt;
+ int result = 0;
+
+ do
+ {
+ aio_suspend ((const struct aiocb *const *) cbp, nent, NULL);
+ go_on = 0;
+ for (cnt = 0; cnt < nent; ++cnt)
+ if (cbp[cnt] != NULL)
+ {
+ if (aio_error (cbp[cnt]) == EINPROGRESS)
+ go_on = 1;
+ else
+ {
+ if (aio_return (cbp[cnt]) == -1
+ && (allowed_err == 0
+ || aio_error (cbp[cnt]) != allowed_err))
+ {
+ error (0, aio_error (cbp[cnt]), "Operation failed\n");
+ result = 1;
+ }
+ cbp[cnt] = NULL;
+ }
+ }
+ }
+ while (go_on);
+
+ return result;
+}
+
+
+int
+do_test (int argc, char *argv[])
+{
+ struct aiocb cbs[10];
+ struct aiocb cbs_fsync;
+ struct aiocb *cbp[10];
+ struct aiocb *cbp_fsync[1];
+ char *buf;
+ size_t cnt;
+ int result = 0;
+
+ buf = mmap (NULL, 20 * blksz, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON, -1, 0);
+ tmpbuf = buf + 10 * blksz;
+ if (buf == MAP_FAILED)
+ {
+ error (0, errno, "mmap failed");
+ return 1;
+ }
+
+ /* Preparation. */
+ for (cnt = 0; cnt < 10; ++cnt)
+ {
+ cbs[cnt].aio_fildes = fd;
+ cbs[cnt].aio_reqprio = 0;
+ cbs[cnt].aio_buf = memset (&buf[cnt * blksz], '0' + cnt, blksz);
+ cbs[cnt].aio_nbytes = blksz;
+ cbs[cnt].aio_offset = cnt * blksz;
+ cbs[cnt].aio_sigevent.sigev_notify = SIGEV_NONE;
+
+ cbp[cnt] = &cbs[cnt];
+ }
+
+ /* First a simple test. */
+ for (cnt = 10; cnt > 0; )
+ if (aio_write (cbp[--cnt]) < 0 && errno == ENOSYS)
+ {
+ error (0, 0, "no aio support in this configuration");
+ return 0;
+ }
+ /* Wait 'til the results are there. */
+ result |= do_wait (cbp, 10, 0);
+ /* Test this. */
+ result |= test_file (buf, 10 * blksz, fd, "aio_write");
+
+ /* Read now as we've written it. */
+ memset (buf, '\0', 10 * blksz);
+ /* Issue the commands. */
+ for (cnt = 10; cnt > 0; )
+ {
+ --cnt;
+ cbp[cnt] = &cbs[cnt];
+ aio_read (cbp[cnt]);
+ }
+ /* Wait 'til the results are there. */
+ result |= do_wait (cbp, 10, 0);
+ /* Test this. */
+ for (cnt = 0; cnt < 10 * blksz; ++cnt)
+ if (buf[cnt] != '0' + (cnt / blksz))
+ {
+ result = 1;
+ error (0, 0, "comparison failed for aio_read test");
+ break;
+ }
+
+ if (cnt == 10 * blksz)
+ puts ("aio_read test ok");
+
+ /* Remove the test file contents. */
+ if (ftruncate (fd, 0) < 0)
+ {
+ error (0, errno, "ftruncate failed\n");
+ result = 1;
+ }
+
+ /* Test lio_listio. */
+ for (cnt = 0; cnt < 10; ++cnt)
+ {
+ cbs[cnt].aio_lio_opcode = LIO_WRITE;
+ cbp[cnt] = &cbs[cnt];
+ }
+ /* Issue the command. */
+ lio_listio (LIO_WAIT, cbp, 10, NULL);
+ /* ...and immediately test it since we started it in wait mode. */
+ result |= test_file (buf, 10 * blksz, fd, "lio_listio (write)");
+
+ /* Test aio_fsync. */
+ cbs_fsync.aio_fildes = fd;
+ cbs_fsync.aio_sigevent.sigev_notify = SIGEV_NONE;
+ cbp_fsync[0] = &cbs_fsync;
+
+ /* Remove the test file contents first. */
+ if (ftruncate (fd, 0) < 0)
+ {
+ error (0, errno, "ftruncate failed\n");
+ result = 1;
+ }
+
+ /* Write again. */
+ for (cnt = 10; cnt > 0; )
+ aio_write (cbp[--cnt]);
+
+ if (aio_fsync (O_SYNC, &cbs_fsync) < 0)
+ {
+ error (0, errno, "aio_fsync failed\n");
+ result = 1;
+ }
+ result |= do_wait (cbp_fsync, 1, 0);
+
+ /* ...and test since all data should be on disk now. */
+ result |= test_file (buf, 10 * blksz, fd, "aio_fsync (aio_write)");
+
+ /* Test aio_cancel. */
+ /* Remove the test file contents first. */
+ if (ftruncate (fd, 0) < 0)
+ {
+ error (0, errno, "ftruncate failed\n");
+ result = 1;
+ }
+
+ /* Write again. */
+ for (cnt = 10; cnt > 0; )
+ aio_write (cbp[--cnt]);
+
+ /* Cancel all requests. */
+ if (aio_cancel (fd, NULL) == -1)
+ printf ("aio_cancel (fd, NULL) cannot cancel anything\n");
+
+ result |= do_wait (cbp, 10, ECANCELED);
+
+ /* Another test for aio_cancel. */
+ /* Remove the test file contents first. */
+ if (ftruncate (fd, 0) < 0)
+ {
+ error (0, errno, "ftruncate failed\n");
+ result = 1;
+ }
+
+ /* Write again. */
+ for (cnt = 10; cnt > 0; )
+ {
+ --cnt;
+ cbp[cnt] = &cbs[cnt];
+ aio_write (cbp[cnt]);
+ }
+ puts ("finished3");
+
+ /* Cancel all requests. */
+ for (cnt = 10; cnt > 0; )
+ if (aio_cancel (fd, cbp[--cnt]) == -1)
+ /* This is not an error. The request can simply be finished. */
+ printf ("aio_cancel (fd, cbp[%Zd]) cannot be canceled\n", cnt);
+ puts ("finished2");
+
+ result |= do_wait (cbp, 10, ECANCELED);
+
+ puts ("finished");
+
+ return result;
+}
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod.h glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod.h
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-aiod.h 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-aiod.h 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1,53 @@
+/* Tests for AIO in librt.
+ Copyright (C) 1998, 2000, 2002, 2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <fcntl.h>
+#include <sys/mman.h>
+#include <string.h>
+#include <unistd.h>
+
+static int
+set_o_direct (int fd)
+{
+ int ret = -1;
+#ifdef O_DIRECT
+ if (fcntl (fd, F_SETFL, fcntl (fd, F_GETFL) | O_DIRECT) >= 0)
+ {
+ int pgsz = sysconf (_SC_PAGESIZE);
+ char *buf = mmap (NULL, 16 * pgsz, PROT_READ | PROT_WRITE,
+ MAP_PRIVATE | MAP_ANON, -1, 0);
+ if (buf != MAP_FAILED)
+ {
+ memset (buf, 0, 16 * pgsz);
+ for (int sz = 256; sz <= 16 * pgsz; sz *= 2)
+ if (write (fd, buf, sz) > 0)
+ {
+ ret = sz;
+ break;
+ }
+ ftruncate64 (fd, 0);
+ munmap (buf, 16 * pgsz);
+ }
+ if (ret < 0)
+ fcntl (fd, F_SETFL, fcntl (fd, F_GETFL) & ~O_DIRECT);
+ }
+#endif
+ return ret;
+}
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-clock2.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-clock2.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-clock2.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-clock2.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-clock2.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-clock.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-clock.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-clock.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-clock.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-clock.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-clock_nanosleep.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-clock_nanosleep.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-clock_nanosleep.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-clock_nanosleep.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-clock_nanosleep.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-cpuclock1.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cpuclock1.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-cpuclock1.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cpuclock1.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-cpuclock1.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-cpuclock2.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cpuclock2.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-cpuclock2.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cpuclock2.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-cpuclock2.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-cputimer1.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cputimer1.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-cputimer1.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cputimer1.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-cputimer1.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-cputimer2.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cputimer2.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-cputimer2.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cputimer2.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-cputimer2.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-cputimer3.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cputimer3.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-cputimer3.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-cputimer3.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-cputimer3.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue1.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue1.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue1.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue1.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue1.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue2.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue2.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue2.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue2.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue2.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue3.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue3.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue3.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue3.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue3.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue4.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue4.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue4.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue4.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue4.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue5.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue5.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue5.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue5.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue5.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue6.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue6.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue6.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue6.c 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue6.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue7.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue7.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue7.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue7.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue7.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue8.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue8.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue8.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue8.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue8.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue9.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue9.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue9.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue9.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue9.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue.h glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue.h
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-mqueue.h 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-mqueue.h 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-mqueue.h>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-shm.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-shm.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-shm.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-shm.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-shm.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-timer2.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer2.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-timer2.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer2.c 2013-08-16 16:23:23.245028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-timer2.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-timer3.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer3.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-timer3.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer3.c 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-timer3.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-timer4.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer4.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-timer4.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer4.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-timer4.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-timer5.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer5.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-timer5.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer5.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-timer5.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/tst-timer.c glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer.c
--- glibc-2.17-931-g30bbc0c/rtkaio/tst-timer.c 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/tst-timer.c 2013-08-16 16:23:23.246028404 +0530
@@ -0,0 +1 @@
+#include <rt/tst-timer.c>
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/Versions glibc-2.17-931-g30bbc0c.new/rtkaio/Versions
--- glibc-2.17-931-g30bbc0c/rtkaio/Versions 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/Versions 2013-08-16 16:23:23.247028404 +0530
@@ -0,0 +1,25 @@
+librtkaio {
+ GLIBC_2.1 {
+ # AIO functions.
+ aio_cancel; aio_cancel64; aio_error; aio_error64; aio_fsync; aio_fsync64;
+ aio_init; aio_read; aio_read64; aio_return; aio_return64; aio_suspend;
+ aio_suspend64; aio_write; aio_write64; lio_listio; lio_listio64;
+ }
+ GLIBC_2.2 {
+ # c*
+ clock_getres; clock_gettime; clock_settime; clock_getcpuclockid;
+ clock_nanosleep;
+
+ # s*
+ shm_open; shm_unlink;
+
+ # t*
+ timer_create; timer_delete; timer_getoverrun; timer_gettime;
+ timer_settime;
+ }
+ GLIBC_2.3.4 {
+ # m*
+ mq_open; mq_close; mq_unlink; mq_getattr; mq_setattr;
+ mq_notify; mq_send; mq_receive; mq_timedsend; mq_timedreceive;
+ }
+}
diff -pruN glibc-2.17-931-g30bbc0c/rtkaio/Versions.def glibc-2.17-931-g30bbc0c.new/rtkaio/Versions.def
--- glibc-2.17-931-g30bbc0c/rtkaio/Versions.def 1970-01-01 05:30:00.000000000 +0530
+++ glibc-2.17-931-g30bbc0c.new/rtkaio/Versions.def 2013-08-16 16:23:23.242028404 +0530
@@ -0,0 +1,8 @@
+librtkaio {
+ GLIBC_2.1
+ GLIBC_2.2
+ GLIBC_2.3
+ GLIBC_2.3.3
+ GLIBC_2.3.4
+ GLIBC_2.4
+}
Reference in New Issue View Git Blame Copy Permalink