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authorLinus Torvalds <torvalds@linux-foundation.org>2010-08-25 10:50:07 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-25 10:50:07 -0700
commitd4348c678977c7093438bbbf2067c49396ae941b (patch)
treec60752bc177c3297e28e62f759ddd5816fa52e19 /arch/x86
parent37822188ef7bb41ae47b84ae283e6ac93cdafb9c (diff)
parent8d330919927ea31fa083b5a80084dc991da813a0 (diff)
downloadblackbird-op-linux-d4348c678977c7093438bbbf2067c49396ae941b.tar.gz
blackbird-op-linux-d4348c678977c7093438bbbf2067c49396ae941b.zip
Merge branch 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: perf, x86, Pentium4: Clear the P4_CCCR_FORCE_OVF flag tracing/trace_stack: Fix stack trace on ppc64
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/kernel/cpu/perf_event_p4.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/perf_event_p4.c b/arch/x86/kernel/cpu/perf_event_p4.c
index febb12cea795..7e578e9cc58b 100644
--- a/arch/x86/kernel/cpu/perf_event_p4.c
+++ b/arch/x86/kernel/cpu/perf_event_p4.c
@@ -497,6 +497,8 @@ static int p4_hw_config(struct perf_event *event)
event->hw.config |= event->attr.config &
(p4_config_pack_escr(P4_ESCR_MASK_HT) |
p4_config_pack_cccr(P4_CCCR_MASK_HT | P4_CCCR_RESERVED));
+
+ event->hw.config &= ~P4_CCCR_FORCE_OVF;
}
rc = x86_setup_perfctr(event);
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