diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2010-10-26 15:20:09 -0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2010-10-26 15:20:09 -0200 |
| commit | b44308f54062a4c1dee2602946f481f03739b76d (patch) | |
| tree | d94e0f700473e418d967051b71e052277e9fbd08 | |
| parent | 0ab7368f8dad561b6164b3e942cab00f9565bd37 (diff) | |
perf scripting: Shut up 'perf record' final status
We want just the script output, not internal details about the record phase.
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
| -rw-r--r-- | tools/perf/Documentation/perf-record.txt | 4 | ||||
| -rw-r--r-- | tools/perf/builtin-record.c | 4 | ||||
| -rw-r--r-- | tools/perf/builtin-trace.c | 9 | ||||
| -rw-r--r-- | tools/perf/util/debug.c | 4 | ||||
| -rw-r--r-- | tools/perf/util/debug.h | 2 |
5 files changed, 16 insertions, 7 deletions
diff --git a/tools/perf/Documentation/perf-record.txt b/tools/perf/Documentation/perf-record.txt index 3ee27dccfde..a91f9f9e6e5 100644 --- a/tools/perf/Documentation/perf-record.txt +++ b/tools/perf/Documentation/perf-record.txt @@ -83,6 +83,10 @@ OPTIONS --call-graph:: Do call-graph (stack chain/backtrace) recording. +-q:: +--quiet:: + Don't print any message, useful for scripting. + -v:: --verbose:: Be more verbose (show counter open errors, etc). diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index b530beefd9a..4e75583ddd6 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -761,6 +761,9 @@ static int __cmd_record(int argc, const char **argv) } } + if (quiet) + return 0; + fprintf(stderr, "[ perf record: Woken up %ld times to write data ]\n", waking); /* @@ -820,6 +823,7 @@ static const struct option options[] = { "do call-graph (stack chain/backtrace) recording"), OPT_INCR('v', "verbose", &verbose, "be more verbose (show counter open errors, etc)"), + OPT_BOOLEAN('q', "quiet", &quiet, "don't print any message"), OPT_BOOLEAN('s', "stat", &inherit_stat, "per thread counts"), OPT_BOOLEAN('d', "data", &sample_address, diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index deda1a93131..2f8df45c4dc 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -625,12 +625,13 @@ int cmd_trace(int argc, const char **argv, const char *prefix __used) dup2(live_pipe[1], 1); close(live_pipe[0]); - __argv = malloc(5 * sizeof(const char *)); + __argv = malloc(6 * sizeof(const char *)); __argv[0] = "/bin/sh"; __argv[1] = record_script_path; - __argv[2] = "-o"; - __argv[3] = "-"; - __argv[4] = NULL; + __argv[2] = "-q"; + __argv[3] = "-o"; + __argv[4] = "-"; + __argv[5] = NULL; execvp("/bin/sh", (char **)__argv); exit(-1); diff --git a/tools/perf/util/debug.c b/tools/perf/util/debug.c index f9c7e3ad1aa..c8d81b00089 100644 --- a/tools/perf/util/debug.c +++ b/tools/perf/util/debug.c @@ -12,8 +12,8 @@ #include "debug.h" #include "util.h" -int verbose = 0; -bool dump_trace = false; +int verbose; +bool dump_trace = false, quiet = false; int eprintf(int level, const char *fmt, ...) { diff --git a/tools/perf/util/debug.h b/tools/perf/util/debug.h index 7a17ee061bc..7b514082bba 100644 --- a/tools/perf/util/debug.h +++ b/tools/perf/util/debug.h @@ -6,7 +6,7 @@ #include "event.h" extern int verbose; -extern bool dump_trace; +extern bool quiet, dump_trace; int dump_printf(const char *fmt, ...) __attribute__((format(printf, 1, 2))); void trace_event(event_t *event); |