From: tip-bot for David Ahern <dsahern@gmail.com>
To: linux-tip-commits@vger.kernel.org
Cc: acme@redhat.com, linux-kernel@vger.kernel.org, hpa@zytor.com,
mingo@kernel.org, peterz@infradead.org, fweisbec@gmail.com,
dsahern@gmail.com, tglx@linutronix.de
Subject: [tip:perf/core] perf stat: Remove use of die/ exit and handle errors
Date: Thu, 6 Sep 2012 22:58:59 -0700 [thread overview]
Message-ID: <tip-fceda7feb4a7822feee9662bc64968230d8f37bf@git.kernel.org> (raw)
In-Reply-To: <1346005487-62961-5-git-send-email-dsahern@gmail.com>
Commit-ID: fceda7feb4a7822feee9662bc64968230d8f37bf
Gitweb: http://git.kernel.org/tip/fceda7feb4a7822feee9662bc64968230d8f37bf
Author: David Ahern <dsahern@gmail.com>
AuthorDate: Sun, 26 Aug 2012 12:24:44 -0600
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Wed, 5 Sep 2012 17:20:24 -0300
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>
---
tools/perf/builtin-stat.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index d53d8ab..02f49eb 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));
next prev parent reply other threads:[~2012-09-07 5:59 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-26 18:24 [PATCH 0/7] perf: cleanups related to die/exit and error handling David Ahern
2012-08-26 18:24 ` [PATCH 1/7] perf tool: flush_sample_queue needs to handle errors from handlers David Ahern
2012-09-07 5:56 ` [tip:perf/core] perf session: " tip-bot for David Ahern
2012-08-26 18:24 ` [PATCH 2/7] perf tool: handle errors in synthesized event functions David Ahern
2012-09-07 5:57 ` [tip:perf/core] " tip-bot for David Ahern
2012-08-26 18:24 ` [PATCH 3/7] perf lock: remove use of die and handle errors David Ahern
2012-09-07 5:58 ` [tip:perf/core] perf lock: Remove " tip-bot for David Ahern
2012-08-26 18:24 ` [PATCH 4/7] perf stat: remove use of die/exit " David Ahern
2012-09-07 5:58 ` tip-bot for David Ahern [this message]
2012-08-26 18:24 ` [PATCH 5/7] perf help: remove remove use of die " David Ahern
2012-09-07 5:59 ` [tip:perf/core] perf help: Remove " tip-bot for David Ahern
2012-08-26 18:24 ` [PATCH 6/7] perf script: remove use of die/exit David Ahern
2012-09-07 6:00 ` [tip:perf/core] perf script: Remove " tip-bot for David Ahern
2012-08-26 18:24 ` [PATCH 7/7] perf record: remove " David Ahern
2012-09-07 6:01 ` [tip:perf/core] perf record: Remove " tip-bot for David Ahern
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