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authorPeter Zijlstra <peterz@infradead.org>2022-10-04 10:46:58 +0200
committerPeter Zijlstra <peterz@infradead.org>2022-10-04 13:32:08 +0200
commit0ce38047e82a02017839b6cae837f13a1383a3a0 (patch)
treedf16785f23556ef32cff654c6e33f3168114087f /include/linux/perf_event.h
parentperf/x86/amd/lbr: Adjust LBR regardless of filtering (diff)
downloadlinux-dev-0ce38047e82a02017839b6cae837f13a1383a3a0.tar.xz
linux-dev-0ce38047e82a02017839b6cae837f13a1383a3a0.zip
perf: Fix lockdep_assert_event_ctx()
I'm a flamin' moron; because even after Mark told me it should be '&&' I still got it wrong in the final commit. Fixes: f3c0eba28704 ("perf: Add a few assertions") Reported-by: Borislav Petkov <bp@alien8.de> Reported-by: Mark Rutland <mark.rutland@arm.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Tested-by: Borislav Petkov <bp@alien8.de> Link: https://lkml.kernel.org/r/YvvIWmDBWdIUCMZj@FVFF77S0Q05N
Diffstat (limited to 'include/linux/perf_event.h')
-rw-r--r--include/linux/perf_event.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index e9b151cde491..853f64b6c8c2 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -644,7 +644,7 @@ struct pmu_event_list {
#ifdef CONFIG_PROVE_LOCKING
#define lockdep_assert_event_ctx(event) \
WARN_ON_ONCE(__lockdep_enabled && \
- (this_cpu_read(hardirqs_enabled) || \
+ (this_cpu_read(hardirqs_enabled) && \
lockdep_is_held(&(event)->ctx->mutex) != LOCK_STATE_HELD))
#else
#define lockdep_assert_event_ctx(event)