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authorFrederic Weisbecker <fweisbec@gmail.com>2010-04-14 20:05:17 +0200
committerFrederic Weisbecker <fweisbec@gmail.com>2010-04-15 04:12:52 +0200
commitbdef3b02ceeb97f5f67fcfa6dff13c4e70b34fb7 (patch)
tree3a5ddd213865994ac72921459a13b3f864a9e003 /tools
parent7865e817e9b4b378ac57ab7f16183100b95466ce (diff)
downloadlinux-2.6.34-ux500-bdef3b02ceeb97f5f67fcfa6dff13c4e70b34fb7.tar.gz
perf: Always record tracepoints raw samples from perf record
Trace events are mostly used for tracing rather than simple counting. Don't bother anymore with adding -R when using them, just record raw samples of trace events every time. Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> Cc: Ingo Molnar <mingo@elte.hu> Cc: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/Documentation/perf-record.txt2
-rw-r--r--tools/perf/util/parse-events.c14
2 files changed, 5 insertions, 11 deletions
diff --git a/tools/perf/Documentation/perf-record.txt b/tools/perf/Documentation/perf-record.txt
index b29bd2db6a4..020d871c793 100644
--- a/tools/perf/Documentation/perf-record.txt
+++ b/tools/perf/Documentation/perf-record.txt
@@ -101,7 +101,7 @@ OPTIONS
-R::
--raw-samples::
-Collect raw sample records from all opened counters (typically for tracepoint counters).
+Collect raw sample records from all opened counters (default for tracepoint counters).
SEE ALSO
--------
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 435781e0c20..880070c02fd 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -410,7 +410,6 @@ static enum event_result
parse_single_tracepoint_event(char *sys_name,
const char *evt_name,
unsigned int evt_length,
- char *flags,
struct perf_event_attr *attr,
const char **strp)
{
@@ -419,13 +418,9 @@ parse_single_tracepoint_event(char *sys_name,
u64 id;
int fd;
- if (flags) {
- if (!strncmp(flags, "record", strlen(flags))) {
- attr->sample_type |= PERF_SAMPLE_RAW;
- attr->sample_type |= PERF_SAMPLE_TIME;
- attr->sample_type |= PERF_SAMPLE_CPU;
- }
- }
+ attr->sample_type |= PERF_SAMPLE_RAW;
+ attr->sample_type |= PERF_SAMPLE_TIME;
+ attr->sample_type |= PERF_SAMPLE_CPU;
snprintf(evt_path, MAXPATHLEN, "%s/%s/%s/id", debugfs_path,
sys_name, evt_name);
@@ -533,8 +528,7 @@ static enum event_result parse_tracepoint_event(const char **strp,
flags);
} else
return parse_single_tracepoint_event(sys_name, evt_name,
- evt_length, flags,
- attr, strp);
+ evt_length, attr, strp);
}
static enum event_result