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| author | Ingo Molnar <mingo@elte.hu> | 2009-06-20 18:26:48 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-06-20 18:26:48 +0200 |
| commit | d4c4038343510d83727ea922de4435996c26c0c8 (patch) | |
| tree | ec735b5133ddb0c46211c87a2a7ee66c71a6d433 /kernel/trace/Kconfig | |
| parent | 3daeb4da9a0b056bdc4af003e5605c1da4c0b068 (diff) | |
| parent | 71e308a239c098673570d0b417d42262bb535909 (diff) | |
Merge branch 'tip/tracing/urgent-1' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace into tracing/urgent
Diffstat (limited to 'kernel/trace/Kconfig')
| -rw-r--r-- | kernel/trace/Kconfig | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig index 4a13e5a01ce..b17ed8787de 100644 --- a/kernel/trace/Kconfig +++ b/kernel/trace/Kconfig @@ -18,6 +18,13 @@ config HAVE_FUNCTION_TRACER config HAVE_FUNCTION_GRAPH_TRACER bool +config HAVE_FUNCTION_GRAPH_FP_TEST + bool + help + An arch may pass in a unique value (frame pointer) to both the + entering and exiting of a function. On exit, the value is compared + and if it does not match, then it will panic the kernel. + config HAVE_FUNCTION_TRACE_MCOUNT_TEST bool help @@ -121,6 +128,7 @@ config FUNCTION_GRAPH_TRACER bool "Kernel Function Graph Tracer" depends on HAVE_FUNCTION_GRAPH_TRACER depends on FUNCTION_TRACER + depends on !X86_32 || !CC_OPTIMIZE_FOR_SIZE default y help Enable the kernel to trace a function at both its return |