Messages in this thread Patch in this message | | | Date | Mon, 7 Dec 2015 20:33:21 -0800 | From | tip-bot for Jiri Olsa <> | Subject | [tip:perf/core] perf evsel: Introduce disable() method |
| |
Commit-ID: e98a4cbb01e0ba1110eba5166a425b3eab9b2244 Gitweb: http://git.kernel.org/tip/e98a4cbb01e0ba1110eba5166a425b3eab9b2244 Author: Jiri Olsa <jolsa@kernel.org> AuthorDate: Thu, 3 Dec 2015 10:06:41 +0100 Committer: Arnaldo Carvalho de Melo <acme@redhat.com> CommitDate: Mon, 7 Dec 2015 18:12:57 -0300
perf evsel: Introduce disable() method
Adding perf_evsel__disable function to have complement for perf_evsel__enable function. Both will be used in following patch to factor perf_evlist__(enable|disable).
Signed-off-by: Jiri Olsa <jolsa@kernel.org> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1449133606-14429-3-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/perf/util/evsel.c | 10 ++++++++++ tools/perf/util/evsel.h | 1 + 2 files changed, 11 insertions(+)
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index 3a9b506..47f0330 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -991,6 +991,16 @@ int perf_evsel__enable(struct perf_evsel *evsel) 0); } +int perf_evsel__disable(struct perf_evsel *evsel) +{ + int nthreads = thread_map__nr(evsel->threads); + int ncpus = cpu_map__nr(evsel->cpus); + + return perf_evsel__run_ioctl(evsel, ncpus, nthreads, + PERF_EVENT_IOC_DISABLE, + 0); +} + int perf_evsel__alloc_id(struct perf_evsel *evsel, int ncpus, int nthreads) { if (ncpus == 0 || nthreads == 0) diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h index a721592..5ded1fc 100644 --- a/tools/perf/util/evsel.h +++ b/tools/perf/util/evsel.h @@ -228,6 +228,7 @@ int perf_evsel__append_filter(struct perf_evsel *evsel, int perf_evsel__apply_filter(struct perf_evsel *evsel, int ncpus, int nthreads, const char *filter); int perf_evsel__enable(struct perf_evsel *evsel); +int perf_evsel__disable(struct perf_evsel *evsel); int perf_evsel__open_per_cpu(struct perf_evsel *evsel, struct cpu_map *cpus);
| |