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Update dlopen to support map_failed probe of glibc (Gary Benson, BZ 886516).

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Jan Kratochvil 2013-01-08 15:44:35 +01:00
parent 5f3b63a0d4
commit f92430a872
2 changed files with 36 additions and 1 deletions
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30
gdb-dlopen-stap-probe-mapfailed.patch Normal file
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@ -0,0 +1,30 @@
commit 21fd080d18f280c19fdc5489726dcd6c66eb5fbf
Author: Gary Benson <gbenson@redhat.com>
Date: Tue Jan 8 12:12:14 2013 +0000
Also stop on "map_failed" where appropriate
Removed a comment patch hunk.
diff --git a/gdb/solib-svr4.c b/gdb/solib-svr4.c
index 5eb84ba..a46fd74 100644
--- a/gdb/solib-svr4.c
+++ b/gdb/solib-svr4.c
@@ -160,6 +160,7 @@ static const struct probe_info probe_info[] =
{ "init_start", NAMESPACE_NO_ACTION },
{ "init_complete", NAMESPACE_RELOAD },
{ "map_start", NAMESPACE_NO_ACTION },
+ { "map_failed", NAMESPACE_NO_ACTION },
{ "reloc_complete", NAMESPACE_UPDATE_OR_RELOAD },
{ "unmap_start", NAMESPACE_NO_ACTION },
{ "unmap_complete", NAMESPACE_RELOAD },
@@ -2056,6 +2058,9 @@ svr4_create_solib_event_breakpoints (struct gdbarch *gdbarch,
info->probes[i] = find_probes_in_objfile (os->objfile, "rtld",
name);
+ if (!strcmp (name, "rtld_map_failed"))
+ continue;
+
if (!VEC_length (probe_p, info->probes[i]))
{
free_probes (info);

7
gdb.spec
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@ -34,7 +34,7 @@ Version: 7.5.1
# The release always contains a leading reserved number, start it at 1.
# `upstream' is not a part of `name' to stay fully rpm dependencies compatible for the testing.
Release: 33%{?dist}
Release: 34%{?dist}
License: GPLv3+ and GPLv3+ with exceptions and GPLv2+ and GPLv2+ with exceptions and GPL+ and LGPLv2+ and BSD and Public Domain
Group: Development/Debuggers
@ -521,6 +521,7 @@ Patch721: gdb-dlopen-stap-probe-6of7.patch
Patch722: gdb-dlopen-stap-probe-7of7.patch
Patch619: gdb-dlopen-stap-probe-test.patch
Patch723: gdb-dlopen-stap-probe-test2.patch
Patch822: gdb-dlopen-stap-probe-mapfailed.patch
# Work around PR libc/13097 "linux-vdso.so.1" warning message.
#=push
@ -907,6 +908,7 @@ find -name "*.info*"|xargs rm -f
%patch721 -p1
%patch722 -p1
%patch723 -p1
%patch822 -p1
%patch619 -p1
%patch627 -p1
%patch634 -p1
@ -1444,6 +1446,9 @@ fi
%endif # 0%{!?el5:1} || "%{_target_cpu}" == "noarch"
%changelog
* Tue Jan 8 2013 Jan Kratochvil <jan.kratochvil@redhat.com> - 7.5.1-34.fc18
- Update dlopen to support map_failed probe of glibc (Gary Benson, BZ 886516).
* Thu Jan 3 2013 Jan Kratochvil <jan.kratochvil@redhat.com> - 7.5.1-33.fc18
- [ppc*] Fix PowerPC disassembly regression (Alan Modra, Edjunior Machado).