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authorKan Liang <kan.liang@linux.intel.com>2018-03-06 10:36:06 -0500
committerArnaldo Carvalho de Melo <acme@redhat.com>2018-03-08 10:05:53 -0300
commit0019dc87b928380e2c85fcd8694e512079d7b580 (patch)
tree03d4e4875044d8574be6e4446cf508eafaa9239e /tools/perf/builtin-trace.c
parentd6ace3df43049a46aa1f5596c0c8d75433321437 (diff)
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perf mmap: Simplify perf_mmap__read_event()
It isn't necessary to pass the 'overwrite', 'start' and 'end' argument to perf_mmap__read_event(). Discard them. 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/1520350567-80082-7-git-send-email-kan.liang@linux.intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-trace.c')
-rw-r--r--tools/perf/builtin-trace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 27eadf3018c6..29fda506ac75 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -2509,7 +2509,7 @@ again:
if (perf_mmap__read_init(md, false, &start, &end) < 0)
continue;
- while ((event = perf_mmap__read_event(md, false, &start, end)) != NULL) {
+ while ((event = perf_mmap__read_event(md)) != NULL) {
struct perf_sample sample;
++trace->nr_events;