diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-07-03 17:05:50 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-07-06 10:46:36 -0300 |
| commit | 12467ae4e37aab5e263cc9ab6b6909ae0588844c (patch) | |
| tree | 4d14657427613c61d34639c9c006ee2dcfbb54d2 /tools/perf/util/evsel.c | |
| parent | f47805a2af3ba83881ca52434bbbc6e9886b72fd (diff) | |
| download | linux-12467ae4e37aab5e263cc9ab6b6909ae0588844c.tar.bz2 | |
perf evsel: Introduce set_filter method
Replaces existing filter string with the one provided.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: David Ahern <dsahern@gmail.com>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-jst49z83li0yx3g18o54u51a@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/evsel.c')
| -rw-r--r-- | tools/perf/util/evsel.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index 667677495fb0..ae925b9ce6dd 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -823,6 +823,19 @@ int perf_evsel__apply_filter(struct perf_evsel *evsel, int ncpus, int nthreads, (void *)filter); } +int perf_evsel__set_filter(struct perf_evsel *evsel, const char *filter) +{ + char *new_filter = strdup(filter); + + if (new_filter != NULL) { + free(evsel->filter); + evsel->filter = new_filter; + return 0; + } + + return -1; +} + int perf_evsel__enable(struct perf_evsel *evsel, int ncpus, int nthreads) { return perf_evsel__run_ioctl(evsel, ncpus, nthreads, |