diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-01-03 21:56:49 +0400 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-01-13 17:06:21 +0400 |
| commit | 735f7e0bbebe755d707182188c4a5e88c581fc1c (patch) | |
| tree | f77574a5093cc1966004dd6ec81d9606d67631f2 /tools/perf/tests | |
| parent | f33cbe72e6166b97d6fa2400cb00a885b47999d7 (diff) | |
| download | linux-735f7e0bbebe755d707182188c4a5e88c581fc1c.tar.xz | |
perf evlist: Move the SIGUSR1 error reporting logic to prepare_workload
So that we have the boilerplate in the preparation method, instead of
open coded in tools wanting the reporting when the exec fails.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-purbdzcphdveskh7wwmnm4t7@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/tests')
| -rw-r--r-- | tools/perf/tests/perf-record.c | 3 | ||||
| -rw-r--r-- | tools/perf/tests/task-exit.c | 19 |
2 files changed, 15 insertions, 7 deletions
diff --git a/tools/perf/tests/perf-record.c b/tools/perf/tests/perf-record.c index eeba562920e9..fa0ed35afb9a 100644 --- a/tools/perf/tests/perf-record.c +++ b/tools/perf/tests/perf-record.c @@ -83,8 +83,7 @@ int test__PERF_RECORD(void) * so that we have time to open the evlist (calling sys_perf_event_open * on all the fds) and then mmap them. */ - err = perf_evlist__prepare_workload(evlist, &opts.target, argv, - false, false); + err = perf_evlist__prepare_workload(evlist, &opts.target, argv, false, NULL); if (err < 0) { pr_debug("Couldn't run the workload!\n"); goto out_delete_maps; diff --git a/tools/perf/tests/task-exit.c b/tools/perf/tests/task-exit.c index d09ab579119e..44e339d4e297 100644 --- a/tools/perf/tests/task-exit.c +++ b/tools/perf/tests/task-exit.c @@ -9,12 +9,21 @@ static int exited; static int nr_exit; -static void sig_handler(int sig) +static void sig_handler(int sig __maybe_unused) { exited = 1; +} - if (sig == SIGUSR1) - nr_exit = -1; +/* + * perf_evlist__prepare_workload will send a SIGUSR1 if the fork fails, since + * we asked by setting its exec_error to this handler. + */ +static void workload_exec_failed_signal(int signo __maybe_unused, + siginfo_t *info __maybe_unused, + void *ucontext __maybe_unused) +{ + exited = 1; + nr_exit = -1; } /* @@ -35,7 +44,6 @@ int test__task_exit(void) const char *argv[] = { "true", NULL }; signal(SIGCHLD, sig_handler); - signal(SIGUSR1, sig_handler); evlist = perf_evlist__new_default(); if (evlist == NULL) { @@ -57,7 +65,8 @@ int test__task_exit(void) goto out_delete_maps; } - err = perf_evlist__prepare_workload(evlist, &target, argv, false, true); + err = perf_evlist__prepare_workload(evlist, &target, argv, false, + workload_exec_failed_signal); if (err < 0) { pr_debug("Couldn't run the workload!\n"); goto out_delete_maps; |