Messages in this thread Patch in this message | | | Date | Mon, 28 Oct 2019 12:43:19 -0000 | From | "tip-bot2 for Alexey Budankov" <> | Subject | [tip: perf/core] perf/x86: Install platform specific ->swap_task_ctx() adapter |
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The following commit has been merged into the perf/core branch of tip:
Commit-ID: a44399703b4893de4eadb970867fd5efd4461514 Gitweb: https://git.kernel.org/tip/a44399703b4893de4eadb970867fd5efd4461514 Author: Alexey Budankov <alexey.budankov@linux.intel.com> AuthorDate: Wed, 23 Oct 2019 10:11:54 +03:00 Committer: Ingo Molnar <mingo@kernel.org> CommitterDate: Mon, 28 Oct 2019 12:51:00 +01:00
perf/x86: Install platform specific ->swap_task_ctx() adapter
Bridge perf core and x86 swap_task_ctx() method calls.
Signed-off-by: Alexey Budankov <alexey.budankov@linux.intel.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Arnaldo Carvalho de Melo <acme@kernel.org> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Ian Rogers <irogers@google.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Kan Liang <kan.liang@linux.intel.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Song Liu <songliubraving@fb.com> Cc: Stephane Eranian <eranian@google.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Vince Weaver <vincent.weaver@maine.edu> Link: https://lkml.kernel.org/r/b157e97d-32c3-aeaf-13ba-47350c677906@linux.intel.com Signed-off-by: Ingo Molnar <mingo@kernel.org> --- arch/x86/events/core.c | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c index 7b21455..6e3f0c1 100644 --- a/arch/x86/events/core.c +++ b/arch/x86/events/core.c @@ -2243,6 +2243,13 @@ static void x86_pmu_sched_task(struct perf_event_context *ctx, bool sched_in) x86_pmu.sched_task(ctx, sched_in); } +static void x86_pmu_swap_task_ctx(struct perf_event_context *prev, + struct perf_event_context *next) +{ + if (x86_pmu.swap_task_ctx) + x86_pmu.swap_task_ctx(prev, next); +} + void perf_check_microcode(void) { if (x86_pmu.check_microcode) @@ -2297,6 +2304,7 @@ static struct pmu pmu = { .event_idx = x86_pmu_event_idx, .sched_task = x86_pmu_sched_task, .task_ctx_size = sizeof(struct x86_perf_task_context), + .swap_task_ctx = x86_pmu_swap_task_ctx, .check_period = x86_pmu_check_period, .aux_output_match = x86_pmu_aux_output_match,
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