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author | Adrian Hunter <adrian.hunter@intel.com> | 2015-09-25 13:15:52 (GMT) |
---|---|---|
committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-09-28 20:11:00 (GMT) |
commit | dddcf6abbf5946f9ec1183dd2099cede6dbe12fc (patch) | |
tree | eee8ae60104dbfcbda2b3eaaaa65b5108884a034 /tools/perf/util | |
parent | 3c5b645faee7afbd417f6127694adbd26778a9eb (diff) | |
download | linux-dddcf6abbf5946f9ec1183dd2099cede6dbe12fc.tar.xz |
perf evlist: Add perf_evlist__id2evsel_strict()
perf_evlist__id2evsel_strict() is the same as perf_evlist__id2evsel()
except that it ensures that the id must match.
This will be used by perf inject to find a specific evsel that is to be
deleted, hence the need to match exactly.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/r/1443186956-18718-22-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util')
-rw-r--r-- | tools/perf/util/evlist.c | 15 | ||||
-rw-r--r-- | tools/perf/util/evlist.h | 2 |
2 files changed, 17 insertions, 0 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index a864373..e676038 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -617,6 +617,21 @@ struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id) return NULL; } +struct perf_evsel *perf_evlist__id2evsel_strict(struct perf_evlist *evlist, + u64 id) +{ + struct perf_sample_id *sid; + + if (!id) + return NULL; + + sid = perf_evlist__id2sid(evlist, id); + if (sid) + return sid->evsel; + + return NULL; +} + static int perf_evlist__event2id(struct perf_evlist *evlist, union perf_event *event, u64 *id) { diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h index 115d8b5..0edf0d4 100644 --- a/tools/perf/util/evlist.h +++ b/tools/perf/util/evlist.h @@ -104,6 +104,8 @@ int perf_evlist__filter_pollfd(struct perf_evlist *evlist, short revents_and_mas int perf_evlist__poll(struct perf_evlist *evlist, int timeout); struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id); +struct perf_evsel *perf_evlist__id2evsel_strict(struct perf_evlist *evlist, + u64 id); struct perf_sample_id *perf_evlist__id2sid(struct perf_evlist *evlist, u64 id); |