Messages in this thread Patch in this message | | | From | Leo Yan <> | Subject | [PATCH 2/2] perf kvm: Delete histograms entries before exiting | Date | Mon, 20 Mar 2023 14:16:19 +0800 |
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It's good not to release resources for a program when kernel cleans up memory space, this patch explicitly releases histograms entries with hists__delete_entries().
Signed-off-by: Leo Yan <leo.yan@linaro.org> --- tools/perf/builtin-kvm.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c index 1e1cb5a9d0a2..fb9dc0dc46f9 100644 --- a/tools/perf/builtin-kvm.c +++ b/tools/perf/builtin-kvm.c @@ -1528,6 +1528,8 @@ static int kvm_events_live_report(struct perf_kvm_stat *kvm) } out: + hists__delete_entries(&kvm_hists.hists); + if (kvm->timerfd >= 0) close(kvm->timerfd); @@ -1690,6 +1692,7 @@ static int kvm_events_report_vcpu(struct perf_kvm_stat *kvm) kvm_display(kvm); exit: + hists__delete_entries(&kvm_hists.hists); return ret; } -- 2.39.2
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