]> git.ipfire.org Git - thirdparty/kernel/linux.git/commitdiff
perf/x86/intel: Check the X86 leader for pebs_counter_event_group
authorKan Liang <kan.liang@linux.intel.com>
Thu, 24 Apr 2025 13:47:15 +0000 (06:47 -0700)
committerPeter Zijlstra <peterz@infradead.org>
Fri, 25 Apr 2025 12:55:19 +0000 (14:55 +0200)
The PEBS counters snapshotting group also requires a group flag in the
leader. The leader must be a X86 event.

Fixes: e02e9b0374c3 ("perf/x86/intel: Support PEBS counters snapshotting")
Signed-off-by: Kan Liang <kan.liang@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20250424134718.311934-3-kan.liang@linux.intel.com
arch/x86/events/perf_event.h

index 4237c379cdc53b58e19d3b2394deab9b7ae5e694..46d120597babe5b278fb63989a4f2752c4062c32 100644 (file)
@@ -124,7 +124,7 @@ static inline bool is_branch_counters_group(struct perf_event *event)
 
 static inline bool is_pebs_counter_event_group(struct perf_event *event)
 {
-       return event->group_leader->hw.flags & PERF_X86_EVENT_PEBS_CNTR;
+       return check_leader_group(event->group_leader, PERF_X86_EVENT_PEBS_CNTR);
 }
 
 struct amd_nb {