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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-10-03 11:40:22 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-10-03 11:41:22 -0300 |
| commit | 39876e7dd385e0f0a438ee0ab13cf75a4f5e0e3b (patch) | |
| tree | 70aade536c1561191cf80e103c21475100e682b6 /tools/perf/util/evlist.c | |
| parent | de332ac40f69f4f18111d53817b46da73e1fcbf9 (diff) | |
| download | lwn-39876e7dd385e0f0a438ee0ab13cf75a4f5e0e3b.tar.gz lwn-39876e7dd385e0f0a438ee0ab13cf75a4f5e0e3b.zip | |
perf evlist: Introduce add_newtp method
To reduce the boilerplate of creating and adding a new tracepoint to an
evlist.
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-4z90i79gnmsza2czv2dhdrb7@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/evlist.c')
| -rw-r--r-- | tools/perf/util/evlist.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index ae89686102f4..6a2809fd257e 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -285,6 +285,20 @@ out: return err; } +int perf_evlist__add_newtp(struct perf_evlist *evlist, + const char *sys, const char *name, void *handler) +{ + struct perf_evsel *evsel; + + evsel = perf_evsel__newtp(sys, name, evlist->nr_entries); + if (evsel == NULL) + return -1; + + evsel->handler.func = handler; + perf_evlist__add(evlist, evsel); + return 0; +} + void perf_evlist__disable(struct perf_evlist *evlist) { int cpu, thread; |