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authorDavid Ahern <dsahern@gmail.com>2012-08-26 12:24:44 -0600
committerArnaldo Carvalho de Melo <acme@redhat.com>2012-09-05 17:20:24 -0300
commitfceda7feb4a7822feee9662bc64968230d8f37bf (patch)
tree29bb0db15bdec607251de80fbaaf5006443b3825 /tools/perf/builtin-stat.c
parent33d6aef5136075930f7e9a05175bf4f772d8428e (diff)
downloadblackbird-op-linux-fceda7feb4a7822feee9662bc64968230d8f37bf.tar.gz
blackbird-op-linux-fceda7feb4a7822feee9662bc64968230d8f37bf.zip
perf stat: Remove use of die/exit and handle errors
Allows perf to clean up properly on program termination. Signed-off-by: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/1346005487-62961-5-git-send-email-dsahern@gmail.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-stat.c')
-rw-r--r--tools/perf/builtin-stat.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index d53d8ab099b1..02f49eba677f 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -428,7 +428,7 @@ static int run_perf_stat(int argc __used, const char **argv)
if (forks && (pipe(child_ready_pipe) < 0 || pipe(go_pipe) < 0)) {
perror("failed to create pipes");
- exit(1);
+ return -1;
}
if (forks) {
@@ -510,7 +510,8 @@ static int run_perf_stat(int argc __used, const char **argv)
}
if (child_pid != -1)
kill(child_pid, SIGTERM);
- die("Not all events could be opened.\n");
+
+ pr_err("Not all events could be opened.\n");
return -1;
}
counter->supported = true;
@@ -1189,7 +1190,7 @@ int cmd_stat(int argc, const char **argv, const char *prefix __used)
output = fopen(output_name, mode);
if (!output) {
perror("failed to create output file");
- exit(-1);
+ return -1;
}
clock_gettime(CLOCK_REALTIME, &tm);
fprintf(output, "# started on %s\n", ctime(&tm.tv_sec));
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