diff options
| author | Kan Liang <kan.liang@linux.intel.com> | 2018-03-06 18:36:07 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-03-08 16:05:53 +0300 |
| commit | b9bae2c841b73eac6bfed510bc24a3051754ff51 (patch) | |
| tree | 8533c197b859d64024805e0f4f6b9c2e778c20db /tools/perf/arch | |
| parent | 0019dc87b928380e2c85fcd8694e512079d7b580 (diff) | |
| download | linux-b9bae2c841b73eac6bfed510bc24a3051754ff51.tar.xz | |
perf mmap: Simplify perf_mmap__read_init()
It isn't necessary to pass the 'start', 'end' and 'overwrite' arguments
to perf_mmap__read_init(). The data is stored in the struct perf_mmap.
Discard the parameters.
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/1520350567-80082-8-git-send-email-kan.liang@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/arch')
| -rw-r--r-- | tools/perf/arch/x86/tests/perf-time-to-tsc.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/tools/perf/arch/x86/tests/perf-time-to-tsc.c b/tools/perf/arch/x86/tests/perf-time-to-tsc.c index 17cf7fc3c7d5..7a7721604b86 100644 --- a/tools/perf/arch/x86/tests/perf-time-to-tsc.c +++ b/tools/perf/arch/x86/tests/perf-time-to-tsc.c @@ -61,7 +61,6 @@ int test__perf_time_to_tsc(struct test *test __maybe_unused, int subtest __maybe u64 test_tsc, comm1_tsc, comm2_tsc; u64 test_time, comm1_time = 0, comm2_time = 0; struct perf_mmap *md; - u64 end, start; threads = thread_map__new(-1, getpid(), UINT_MAX); CHECK_NOT_NULL__(threads); @@ -112,7 +111,7 @@ int test__perf_time_to_tsc(struct test *test __maybe_unused, int subtest __maybe for (i = 0; i < evlist->nr_mmaps; i++) { md = &evlist->mmap[i]; - if (perf_mmap__read_init(md, false, &start, &end) < 0) + if (perf_mmap__read_init(md) < 0) continue; while ((event = perf_mmap__read_event(md)) != NULL) { |