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| author | Steven Rostedt <srostedt@redhat.com> | 2011-02-09 13:13:23 -0500 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2012-08-23 11:24:43 -0400 |
| commit | 48bb5dc6cd9d30fe0d594947563da1f8bd9abada (patch) | |
| tree | d6285f1c7ab68e07f9d65d62b62d6e958b66b0db /kernel/trace/Kconfig | |
| parent | a0e0fac633bed47c15cab744663d8c67f8f3421d (diff) | |
| download | linux-48bb5dc6cd9d30fe0d594947563da1f8bd9abada.tar.bz2 | |
ftrace: Make recordmcount.c handle __fentry__
With gcc 4.6.0 the -mfentry feature places the function profiling
call at the start of the function. When this is used, the call is
to __fentry__ and not mcount.
Change recordmcount.c to record both callers to __fentry__ and
mcount.
Link: http://lkml.kernel.org/r/20120807194058.990674363@goodmis.org
Acked-by: H. Peter Anvin <hpa@linux.intel.com>
Acked-by: John Reiser <jreiser@bitwagon.com>
Acked-by: Ingo Molnar <mingo@kernel.org>
Cc: Andi Kleen <andi@firstfloor.org>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/Kconfig')
0 files changed, 0 insertions, 0 deletions