diff options
| author | David Ahern <dsahern@gmail.com> | 2013-08-29 06:29:51 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-08-29 22:41:02 +0200 |
| commit | a2f2804a7142b043dafd39f21b86777840e1a78c (patch) | |
| tree | 43809e0ec0c83a81136af60e4fc304b9d8406d63 /tools/perf | |
| parent | perf tests: Add a sample parsing test (diff) | |
| download | linux-a2f2804a7142b043dafd39f21b86777840e1a78c.tar.xz linux-a2f2804a7142b043dafd39f21b86777840e1a78c.zip | |
perf evlist: Add tracepoint lookup by name
Will be used by upcoming perf-trace replay option.
Signed-off-by: David Ahern <dsahern@gmail.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1377750593-48046-2-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
| -rw-r--r-- | tools/perf/util/evlist.c | 15 | ||||
| -rw-r--r-- | tools/perf/util/evlist.h | 4 |
2 files changed, 19 insertions, 0 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 6a629af51376..5df4ca91bed3 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -208,6 +208,21 @@ perf_evlist__find_tracepoint_by_id(struct perf_evlist *evlist, int id) return NULL; } +struct perf_evsel * +perf_evlist__find_tracepoint_by_name(struct perf_evlist *evlist, + const char *name) +{ + struct perf_evsel *evsel; + + list_for_each_entry(evsel, &evlist->entries, node) { + if ((evsel->attr.type == PERF_TYPE_TRACEPOINT) && + (strcmp(evsel->name, name) == 0)) + return evsel; + } + + return NULL; +} + int perf_evlist__add_newtp(struct perf_evlist *evlist, const char *sys, const char *name, void *handler) { diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h index ab95d7273638..841a39405f6a 100644 --- a/tools/perf/util/evlist.h +++ b/tools/perf/util/evlist.h @@ -74,6 +74,10 @@ int perf_evlist__set_filter(struct perf_evlist *evlist, const char *filter); struct perf_evsel * perf_evlist__find_tracepoint_by_id(struct perf_evlist *evlist, int id); +struct perf_evsel * +perf_evlist__find_tracepoint_by_name(struct perf_evlist *evlist, + const char *name); + void perf_evlist__id_add(struct perf_evlist *evlist, struct perf_evsel *evsel, int cpu, int thread, u64 id); |