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| author |   Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-14 11:10:44 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-14 11:10:44 -0700 |
| commit | ae9f4939bad09767c0532f76ccc48cec0ff3ea4e (patch) | |
| tree | 7574e26436530fc3c10c848e0b740f05bb02930c /arch/x86 | |
| parent | Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux (diff) | |
| parent | perf: Fix error return code (diff) | |
| download | linux-dev-ae9f4939bad09767c0532f76ccc48cec0ff3ea4e.tar.xz linux-dev-ae9f4939bad09767c0532f76ccc48cec0ff3ea4e.zip | |
Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf fixes from Ingo Molnar:
"Misc fixlets"
* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
perf: Fix error return code
ftrace: Fix strncpy() use, use strlcpy() instead of strncpy()
perf: Fix strncpy() use, use strlcpy() instead of strncpy()
perf: Fix strncpy() use, always make sure it's NUL terminated
perf: Fix ring_buffer perf_output_space() boundary calculation
perf/x86: Fix uninitialized pt_regs in intel_pmu_drain_bts_buffer()
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/kernel/cpu/perf_event_intel_ds.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/kernel/cpu/perf_event_intel_ds.c b/arch/x86/kernel/cpu/perf_event_intel_ds.c index b05a575d56f4..26830f3af0df 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_ds.c +++ b/arch/x86/kernel/cpu/perf_event_intel_ds.c @@ -314,10 +314,11 @@ int intel_pmu_drain_bts_buffer(void) if (top <= at) return 0; + memset(®s, 0, sizeof(regs)); + ds->bts_index = ds->bts_buffer_base; perf_sample_data_init(&data, 0, event->hw.last_period); - regs.ip = 0; /* * Prepare a generic sample, i.e. fill in the invariant fields. |