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authorKan Liang <kan.liang@linux.intel.com>2018-03-06 10:36:04 -0500
committerArnaldo Carvalho de Melo <acme@redhat.com>2018-03-08 10:05:52 -0300
commitbdec8b2f7eed4f16b764ca258487d26f8079f5ff (patch)
treebcc38941b904d0c749cf496d9f15e6a22301495e /tools
parentb9de0f6e507b2f0ee305aba338b79941deb5a461 (diff)
downloadblackbird-op-linux-bdec8b2f7eed4f16b764ca258487d26f8079f5ff.tar.gz
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perf mmap: Use stored 'overwrite' in perf_mmap__consume()
The 'overwrite' is set at allocation. It will not be changed. Using it to replace the parameter of perf_mmap__consume(). The parameters will be discarded later. No functional change. Signed-off-by: Kan Liang <kan.liang@linux.intel.com> Suggested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Acked-by: Jiri Olsa <jolsa@kernel.org> Cc: Andi Kleen <ak@linux.intel.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/r/1520350567-80082-5-git-send-email-kan.liang@linux.intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/util/mmap.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/perf/util/mmap.c b/tools/perf/util/mmap.c
index 2933942abfe2..8a2dac90056c 100644
--- a/tools/perf/util/mmap.c
+++ b/tools/perf/util/mmap.c
@@ -118,9 +118,9 @@ void perf_mmap__put(struct perf_mmap *map)
perf_mmap__munmap(map);
}
-void perf_mmap__consume(struct perf_mmap *map, bool overwrite)
+void perf_mmap__consume(struct perf_mmap *map, bool overwrite __maybe_unused)
{
- if (!overwrite) {
+ if (!map->overwrite) {
u64 old = map->prev;
perf_mmap__write_tail(map, old);
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