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| author | Kan Liang <kan.liang@linux.intel.com> | 2018-03-06 10:36:06 -0500 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-03-08 10:05:53 -0300 |
| commit | 0019dc87b928380e2c85fcd8694e512079d7b580 (patch) | |
| tree | 03d4e4875044d8574be6e4446cf508eafaa9239e /tools/perf/util/mmap.h | |
| parent | d6ace3df43049a46aa1f5596c0c8d75433321437 (diff) | |
| download | lwn-0019dc87b928380e2c85fcd8694e512079d7b580.tar.gz lwn-0019dc87b928380e2c85fcd8694e512079d7b580.zip | |
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/util/mmap.h')
| -rw-r--r-- | tools/perf/util/mmap.h | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/tools/perf/util/mmap.h b/tools/perf/util/mmap.h index 043916a20de6..ae9499b80110 100644 --- a/tools/perf/util/mmap.h +++ b/tools/perf/util/mmap.h @@ -89,9 +89,7 @@ static inline void perf_mmap__write_tail(struct perf_mmap *md, u64 tail) union perf_event *perf_mmap__read_forward(struct perf_mmap *map); -union perf_event *perf_mmap__read_event(struct perf_mmap *map, - bool overwrite, - u64 *startp, u64 end); +union perf_event *perf_mmap__read_event(struct perf_mmap *map); int perf_mmap__push(struct perf_mmap *md, void *to, int push(void *to, void *buf, size_t size)); |