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(parent: bfd4511) | patch
perf events: Do not generate function trace entries in perf code
authorIngo Molnar <mingo@elte.hu>
Mon, 23 Nov 2009 09:19:20 +0000 (10:19 +0100)
committerIngo Molnar <mingo@elte.hu>
Mon, 23 Nov 2009 09:19:20 +0000 (10:19 +0100)
commit6e3d8330ae2c4b2c11a9577a0130d2ecda1c610d
tree4d360eaa3e9cefc16081f3853b5fa02996b9caf4tree | snapshot (tar.gz zip)
parentbfd451184d80301d1ae970b1ebffde1e9c6240f9commit | diff
perf events: Do not generate function trace entries in perf code

Decreases perf overhead when function tracing is enabled,
by about 50%.

Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/kernel/cpu/Makefile diff | blob | blame | history
kernel/Makefile diff | blob | blame | history