Messages in this thread Patch in this message | | | Date | Sun, 21 Jun 2009 08:15:37 GMT | From | tip-bot for Peter Zijlstra <> | Subject | [tip:core/urgent] lockdep: Select frame pointers on x86 |
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Commit-ID: 00540e5d54be972a94a3b2ce6da8621bebe731a2 Gitweb: http://git.kernel.org/tip/00540e5d54be972a94a3b2ce6da8621bebe731a2 Author: Peter Zijlstra <a.p.zijlstra@chello.nl> AuthorDate: Fri, 12 Jun 2009 10:04:01 +0200 Committer: Ingo Molnar <mingo@elte.hu> CommitDate: Sun, 21 Jun 2009 10:14:33 +0200
lockdep: Select frame pointers on x86
x86 stack traces are a piece of crap without frame pointers, and its not like the 'performance gain' of not having stack pointers matters when you selected lockdep.
Reported-by: Andrew Morton <akpm@linux-foundation.org> LKML-Reference: <new-submission> Cc: <stable@kernel.org> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: Ingo Molnar <mingo@elte.hu>
--- lib/Kconfig.debug | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 6cdcf38..3be4b7c 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -440,7 +440,7 @@ config LOCKDEP bool depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT select STACKTRACE - select FRAME_POINTER if !X86 && !MIPS && !PPC && !ARM_UNWIND && !S390 + select FRAME_POINTER if !MIPS && !PPC && !ARM_UNWIND && !S390 select KALLSYMS select KALLSYMS_ALL
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