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Andrea Righi b2d002dba5 task IO accounting: correctly account threads IO statistics 
Oleg Nesterov points out that we should check that the task is still alive
before we iterate over the threads.  This patch includes a fixup for this.

Also simplify do_io_accounting() implementation.

Signed-off-by: Andrea Righi <righi.andrea@gmail.com>
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-07-26 20:16:47 -07:00
..
9p
adfs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
affs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
afs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
autofs
autofs4 autofs4: remove unused ioctls 2008-07-24 10:47:33 -07:00
befs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
bfs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
cifs Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6 2008-07-26 12:45:32 -07:00
coda SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
configfs configfs: Allow ->make_item() and ->make_group() to return detailed errors. 2008-07-17 15:21:29 -07:00
cramfs
debugfs debugfs: Implement debugfs_remove_recursive() 2008-07-21 21:54:59 -07:00
devpts
dlm locks: add special return value for asynchronous locks 2008-07-25 10:53:47 -07:00
ecryptfs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
efs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
exportfs
ext2 SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
ext3 SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
ext4 SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
fat SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
freevxfs
fuse SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
gfs2 SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
hfs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
hfsplus SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
hostfs
hpfs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
hppfs
hugetlbfs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
isofs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
jbd jbd: don't abort if flushing file data failed 2008-07-25 10:53:32 -07:00
jbd2
jffs2 SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
jfs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
lockd locks: add special return value for asynchronous locks 2008-07-25 10:53:47 -07:00
minix SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
msdos fatfs: add UTC timestamp option 2008-07-25 10:53:34 -07:00
ncpfs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
nfs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
nfs_common
nfsd lockd: dont return EAGAIN for a permanent error 2008-07-25 10:53:47 -07:00
nls
ntfs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
ocfs2 SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
omfs omfs: update kbuild to include OMFS 2008-07-26 12:00:05 -07:00
openpromfs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
partitions fs/partitions/efi: convert to pr_debug 2008-07-25 10:53:44 -07:00
proc task IO accounting: correctly account threads IO statistics 2008-07-26 20:16:47 -07:00
qnx4 SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
ramfs
reiserfs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
romfs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
smbfs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
sysfs Use WARN() in fs/sysfs 2008-07-26 12:00:07 -07:00
sysv SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
ubifs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
udf SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
ufs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
vfat fatfs: add UTC timestamp option 2008-07-25 10:53:34 -07:00
xfs SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
aio.c kill PF_BORROWED_MM in favour of PF_KTHREAD 2008-07-25 10:53:39 -07:00
anon_inodes.c flag parameters: NONBLOCK in anon_inode_getfd 2008-07-24 10:47:28 -07:00
attr.c
bad_inode.c
binfmt_aout.c tracehook: exec 2008-07-26 12:00:08 -07:00
binfmt_elf_fdpic.c tracehook: exec 2008-07-26 12:00:08 -07:00
binfmt_elf.c tracehook: exec 2008-07-26 12:00:08 -07:00
binfmt_em86.c
binfmt_flat.c tracehook: exec 2008-07-26 12:00:08 -07:00
binfmt_misc.c binfmt_misc: use simple_read_from_buffer() 2008-07-24 10:47:27 -07:00
binfmt_script.c
binfmt_som.c tracehook: exec 2008-07-26 12:00:08 -07:00
bio-integrity.c
bio.c dio: use get_user_pages_fast 2008-07-26 12:00:06 -07:00
block_dev.c SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
buffer.c Use WARN() in fs/ 2008-07-26 12:00:07 -07:00
char_dev.c
compat_binfmt_elf.c
compat_ioctl.c remove unused #include <linux/dirent.h>'s 2008-07-25 10:53:34 -07:00
compat.c flag parameters: signalfd 2008-07-24 10:47:27 -07:00
dcache.c vfs: add cond_resched_lock while scanning dentry LRU lists 2008-07-26 12:00:02 -07:00
dcookies.c
direct-io.c dio: use get_user_pages_fast 2008-07-26 12:00:06 -07:00
dnotify.c
dquot.c quota: implement sending information via netlink about user below quota 2008-07-25 10:53:35 -07:00
drop_caches.c
eventfd.c flag parameters: check magic constants 2008-07-24 10:47:29 -07:00
eventpoll.c flag parameters add-on: remove epoll_create size param 2008-07-24 10:47:29 -07:00
exec.c tracehook: exec 2008-07-26 12:00:08 -07:00
fcntl.c flag parameters: dup2 2008-07-24 10:47:28 -07:00
fifo.c
file_table.c
file.c
filesystems.c
fs-writeback.c
generic_acl.c
inode.c SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
inotify_user.c flag parameters: check magic constants 2008-07-24 10:47:29 -07:00
inotify.c
internal.h
ioctl.c
ioprio.c
Kconfig omfs: update kbuild to include OMFS 2008-07-26 12:00:05 -07:00
Kconfig.binfmt
libfs.c
locks.c SL*B: drop kmem cache argument from constructor 2008-07-26 12:00:07 -07:00
Makefile omfs: update kbuild to include OMFS 2008-07-26 12:00:05 -07:00
mbcache.c
mpage.c
namei.c
namespace.c Use WARN() in fs/ 2008-07-26 12:00:07 -07:00
nfsctl.c
no-block.c
open.c fs: check for statfs overflow 2008-07-24 10:47:19 -07:00
pipe.c flag parameters: NONBLOCK in pipe 2008-07-24 10:47:29 -07:00
pnode.c
pnode.h
posix_acl.c
quota_v1.c quota: move function-macros from quota.h to quotaops.h 2008-07-25 10:53:35 -07:00
quota_v2.c quota: move function-macros from quota.h to quotaops.h 2008-07-25 10:53:35 -07:00
quota.c quota: cleanup loop in sync_dquots() 2008-07-25 10:53:35 -07:00
read_write.c
read_write.h
readdir.c
select.c
seq_file.c
signalfd.c flag parameters: check magic constants 2008-07-24 10:47:29 -07:00
splice.c splice: use get_user_pages_fast 2008-07-26 12:00:06 -07:00
stack.c
stat.c
super.c fix soft lock up at NFS mount via per-SB LRU-list of unused dentries 2008-07-24 10:47:15 -07:00
sync.c SYNC_FILE_RANGE_WRITE may and will block. Document that. 2008-07-24 10:47:17 -07:00
timerfd.c flag parameters: check magic constants 2008-07-24 10:47:29 -07:00
utimes.c
xattr_acl.c
xattr.c