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authorKan Liang <kan.liang@intel.com>2018-01-18 13:26:18 -0800
committerArnaldo Carvalho de Melo <acme@redhat.com>2018-02-15 09:52:05 -0300
commitf92c8cbe597a5a2ccec702dff824f3fe0f3623eb (patch)
tree517edd97583e33258e78edd88c4bf0234da00b91 /tools/perf/util/mmap.c
parentdc6c35c679e96987dc83a003f30bc2cc33c84c00 (diff)
perf mmap: Cleanup perf_mmap__push()
The first assignment for 'start' and 'end' is redundant. Signed-off-by: Kan Liang <kan.liang@intel.com> Acked-by: Jiri Olsa <jolsa@kernel.org> Cc: Andi Kleen <ak@linux.intel.com> Cc: Jin Yao <yao.jin@linux.intel.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/r/1516310792-208685-4-git-send-email-kan.liang@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/mmap.c')
-rw-r--r--tools/perf/util/mmap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/mmap.c b/tools/perf/util/mmap.c
index 97cf4fab564b..fbbbe87f0308 100644
--- a/tools/perf/util/mmap.c
+++ b/tools/perf/util/mmap.c
@@ -272,7 +272,7 @@ int perf_mmap__push(struct perf_mmap *md, bool overwrite,
{
u64 head = perf_mmap__read_head(md);
u64 old = md->prev;
- u64 end = head, start = old;
+ u64 end, start;
unsigned char *data = md->base + page_size;
unsigned long size;
void *buf;