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| author | Namhyung Kim <namhyung.kim@lge.com> | 2013-03-11 16:43:17 +0900 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-03-15 13:06:03 -0300 |
| commit | 55e162ea764cb5b38f27ea0b16ee7d31c1a5aedb (patch) | |
| tree | df235ecf6b0fdde18bf6bc7f1088404073ba2e93 /tools/perf/util/evlist.c | |
| parent | 119fa3c922ff53a334507e198b2e3c66e99f54dc (diff) | |
| download | talos-obmc-linux-55e162ea764cb5b38f27ea0b16ee7d31c1a5aedb.tar.gz talos-obmc-linux-55e162ea764cb5b38f27ea0b16ee7d31c1a5aedb.zip | |
perf evlist: Add want_signal parameter to perf_evlist__prepare_workload()
In case a caller doesn't want to receive SIGUSR1 when the child failed
to exec().
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1362987798-24969-6-git-send-email-namhyung@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 | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 9a337f091b22..5b012b8d7a14 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -746,7 +746,8 @@ out_err: int perf_evlist__prepare_workload(struct perf_evlist *evlist, struct perf_target *target, - const char *argv[], bool pipe_output) + const char *argv[], bool pipe_output, + bool want_signal) { int child_ready_pipe[2], go_pipe[2]; char bf; @@ -796,7 +797,8 @@ int perf_evlist__prepare_workload(struct perf_evlist *evlist, execvp(argv[0], (char **)argv); perror(argv[0]); - kill(getppid(), SIGUSR1); + if (want_signal) + kill(getppid(), SIGUSR1); exit(-1); } |
