Messages in this thread Patch in this message | | | From | James Clark <> | Subject | [PATCH v2 6/7] perf tools: arm-spe: fix record hang after being terminated | Date | Thu, 23 Jan 2020 16:07:33 +0000 |
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From: Wei Li <liwei391@huawei.com>
If the spe event is terminated, we don't enable it again here.
Signed-off-by: Wei Li <liwei391@huawei.com> Tested-by: Qi Liu <liuqi115@hisilicon.com> Signed-off-by: James Clark <james.clark@arm.com> Cc: Will Deacon <will@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@kernel.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Tan Xiaojun <tanxiaojun@huawei.com> Cc: Al Grant <al.grant@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> --- tools/perf/arch/arm64/util/arm-spe.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/tools/perf/arch/arm64/util/arm-spe.c b/tools/perf/arch/arm64/util/arm-spe.c index eba6541ec0f1..629badda724d 100644 --- a/tools/perf/arch/arm64/util/arm-spe.c +++ b/tools/perf/arch/arm64/util/arm-spe.c @@ -165,9 +165,13 @@ static int arm_spe_read_finish(struct auxtrace_record *itr, int idx) struct evsel *evsel; evlist__for_each_entry(sper->evlist, evsel) { - if (evsel->core.attr.type == sper->arm_spe_pmu->type) - return perf_evlist__enable_event_idx(sper->evlist, - evsel, idx); + if (evsel->core.attr.type == sper->arm_spe_pmu->type) { + if (evsel->terminated) + return 0; + else + return perf_evlist__enable_event_idx( + sper->evlist, evsel, idx); + } } return -EINVAL; } -- 2.25.0
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