diff options
| author | Anton Blanchard <anton@samba.org> | 2009-07-16 15:44:29 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-07-18 11:21:32 +0200 |
| commit | 4bba828dd9bb950ad1fe340ef148a5436a10f131 (patch) | |
| tree | 22ff928aaa8d9dd8143eed55b5b5ba2e53ca62d9 /tools | |
| parent | perf_counter: Log vfork as a fork event (diff) | |
| download | linux-4bba828dd9bb950ad1fe340ef148a5436a10f131.tar.xz linux-4bba828dd9bb950ad1fe340ef148a5436a10f131.zip | |
perf_counter: Add perf record option to log addresses
Add the -d or --data option to log event addresses (eg page
faults).
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <20090716104817.697698033@samba.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/builtin-record.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 072aaf0369f8..68a9be0d1513 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -43,6 +43,7 @@ static int call_graph = 0; static int verbose = 0; static int inherit_stat = 0; static int no_samples = 0; +static int sample_address = 0; static long samples; static struct timeval last_read; @@ -405,6 +406,9 @@ static void create_counter(int counter, int cpu, pid_t pid) if (inherit_stat) attr->inherit_stat = 1; + if (sample_address) + attr->sample_type |= PERF_SAMPLE_ADDR; + if (call_graph) attr->sample_type |= PERF_SAMPLE_CALLCHAIN; @@ -649,6 +653,8 @@ static const struct option options[] = { "be more verbose (show counter open errors, etc)"), OPT_BOOLEAN('s', "stat", &inherit_stat, "per thread counts"), + OPT_BOOLEAN('d', "data", &sample_address, + "Sample addresses"), OPT_BOOLEAN('n', "no-samples", &no_samples, "don't sample"), OPT_END() |