diff options
| author | Ingo Molnar <mingo@elte.hu> | 2010-12-16 11:22:25 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-12-16 11:22:27 +0100 |
| commit | 006b20fe4c69189b0d854e5eabf269e50ca86cdd (patch) | |
| tree | 948b08825a36114c85ddc2bfcd965c261e32810f /tools/perf/builtin-record.c | |
| parent | 5f29805a4f4627e766f862ff9f10c14f5f314359 (diff) | |
| parent | d949750fed168b6553ca11ed19e4affd19d7a4d7 (diff) | |
Merge branch 'perf/urgent' into perf/core
Merge reason: We want to apply a dependent patch.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/builtin-record.c')
| -rw-r--r-- | tools/perf/builtin-record.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 699dd2149c4b..e9be6ae87a27 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -202,7 +202,7 @@ static void sig_atexit(void) if (child_pid > 0) kill(child_pid, SIGTERM); - if (signr == -1) + if (signr == -1 || signr == SIGUSR1) return; signal(signr, SIG_DFL); @@ -535,6 +535,7 @@ static int __cmd_record(int argc, const char **argv) atexit(sig_atexit); signal(SIGCHLD, sig_handler); signal(SIGINT, sig_handler); + signal(SIGUSR1, sig_handler); if (forks && (pipe(child_ready_pipe) < 0 || pipe(go_pipe) < 0)) { perror("failed to create pipes"); @@ -629,6 +630,7 @@ static int __cmd_record(int argc, const char **argv) execvp(argv[0], (char **)argv); perror(argv[0]); + kill(getppid(), SIGUSR1); exit(-1); } @@ -789,7 +791,7 @@ static int __cmd_record(int argc, const char **argv) } } - if (quiet) + if (quiet || signr == SIGUSR1) return 0; fprintf(stderr, "[ perf record: Woken up %ld times to write data ]\n", waking); |