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authorGravatar Ian Rogers <irogers@google.com> 2023-06-01 01:29:51 -0700
committerGravatar Arnaldo Carvalho de Melo <acme@redhat.com> 2023-06-01 14:26:09 -0300
commite23421426e1364299e9ee5091022058ba10fee63 (patch)
tree7d2304b32abc9e6a28175565d5a66cca2229cea1 /tools/perf/util/pmu.c
parentMerge tag 'perf-tools-fixes-for-v6.4-2-2023-05-30' into perf-tools-next (diff)
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perf pmu: Correct perf_pmu__auto_merge_stats() affecting hybrid
Flip the return value correcting a bug. Fixes: 6b9da260703096b3 ("perf pmu: Remove is_pmu_hybrid") Reported-by: Kan Liang <kan.liang@linux.intel.com> Signed-off-by: Ian Rogers <irogers@google.com> Tested-by: Kan Liang <kan.liang@linux.intel.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Ian Rogers <irogers@google.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Ravi Bangoria <ravi.bangoria@amd.com> Cc: Rob Herring <robh@kernel.org> Cc: Thomas Richter <tmricht@linux.ibm.com> Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com> Link: https://lore.kernel.org/r/20230601082954.754318-2-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/pmu.c')
-rw-r--r--tools/perf/util/pmu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index 0520aa9fe991..36e163f38368 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -1424,7 +1424,7 @@ bool perf_pmu__supports_legacy_cache(const struct perf_pmu *pmu)
bool perf_pmu__auto_merge_stats(const struct perf_pmu *pmu)
{
- return pmu->is_core && perf_pmus__num_core_pmus() > 1;
+ return pmu->is_core && perf_pmus__num_core_pmus() == 1;
}
bool perf_pmu__have_event(const struct perf_pmu *pmu, const char *name)