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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2023-03-26 09:13:35 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2023-03-26 09:13:35 -0700 |
| commit | 974fc94336df81137b3b3502e73f89282a743607 (patch) | |
| tree | 6a8900edcecbed4ddbcee56ac60624296e8c49a3 /arch | |
| parent | f6cdaeb08b66db0d06b1b70c0801a00b6f30571c (diff) | |
| parent | 263f5ecaf7080513efc248ec739b6d9e00f4129f (diff) | |
Merge tag 'perf_urgent_for_v6.3_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf fix from Borislav Petkov:
- Properly clear perf event status tracking in the AMD perf event
overflow handler
* tag 'perf_urgent_for_v6.3_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
perf/x86/amd/core: Always clear status for idx
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/events/amd/core.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/x86/events/amd/core.c b/arch/x86/events/amd/core.c index 8c45b198b62f..bccea57dee81 100644 --- a/arch/x86/events/amd/core.c +++ b/arch/x86/events/amd/core.c @@ -923,6 +923,7 @@ static int amd_pmu_v2_handle_irq(struct pt_regs *regs) /* Event overflow */ handled++; + status &= ~mask; perf_sample_data_init(&data, 0, hwc->last_period); if (!x86_perf_event_set_period(event)) @@ -933,8 +934,6 @@ static int amd_pmu_v2_handle_irq(struct pt_regs *regs) if (perf_event_overflow(event, &data, regs)) x86_pmu_stop(event, 0); - - status &= ~mask; } /* |