diff options
| author | He Kuang <hekuang@huawei.com> | 2015-04-07 12:31:10 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-04-08 15:06:58 +0300 |
| commit | 8ea92ceb748535799e3e9f35afb85bdc23bf6d7c (patch) | |
| tree | 2c5d2d0cf391702c6ef4e796a20a666bd96095a1 /tools/perf | |
| parent | 6645f3187f5beb64f7a40515cfa18f3889264ece (diff) | |
| download | linux-8ea92ceb748535799e3e9f35afb85bdc23bf6d7c.tar.xz | |
perf evlist: Fix inverted logic in perf_mmap__empty
perf_evlist__mmap_consume() uses perf_mmap__empty() to judge whether
perf_mmap is empty and can be released. But the result is inverted so
fix it.
Signed-off-by: He Kuang <hekuang@huawei.com>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/1428399071-7141-1-git-send-email-hekuang@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
| -rw-r--r-- | tools/perf/util/evlist.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 82bf224bbee9..76ef7ee62640 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -695,7 +695,7 @@ union perf_event *perf_evlist__mmap_read(struct perf_evlist *evlist, int idx) static bool perf_mmap__empty(struct perf_mmap *md) { - return perf_mmap__read_head(md) != md->prev; + return perf_mmap__read_head(md) == md->prev; } static void perf_evlist__mmap_get(struct perf_evlist *evlist, int idx) |