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| author | Namhyung Kim <namhyung.kim@lge.com> | 2012-05-16 18:45:49 +0900 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-05-17 12:32:54 -0300 |
| commit | d1cb9fce92c41454bd594fb0920575fc63301878 (patch) | |
| tree | 02b1c6b97504b2ba3a2a8f3e33bbb651bb6e98e2 /tools/perf/builtin-record.c | |
| parent | 879d77d0cbe20ad1d6099a1e16f03b72c0649828 (diff) | |
| download | talos-op-linux-d1cb9fce92c41454bd594fb0920575fc63301878.tar.gz talos-op-linux-d1cb9fce92c41454bd594fb0920575fc63301878.zip | |
perf target: Add uses_mmap field
If perf doesn't mmap on event (like perf stat), it should not create
per-task-per-cpu events. So just use a dummy cpu map to create a
per-task event for this case.
Signed-off-by: Namhyung Kim <namhyung.kim@lge.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1337161549-9870-3-git-send-email-namhyung.kim@lge.com
[ committer note: renamed .need_mmap to .uses_mmap ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-record.c')
| -rw-r--r-- | tools/perf/builtin-record.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index d19058a7b84c..8a3dfac161e2 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -754,6 +754,9 @@ static struct perf_record record = { .user_freq = UINT_MAX, .user_interval = ULLONG_MAX, .freq = 1000, + .target = { + .uses_mmap = true, + }, }, .write_mode = WRITE_FORCE, .file_new = true, |
