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| author |   Wang Nan <wangnan0@huawei.com> | 2016-07-14 08:34:41 +0000 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-07-15 17:27:49 -0300 |
| commit | a0c6f451f90204847ce5f91c3268d83a76bde1b6 (patch) | |
| tree | e7f2671739914f5b4870c641c6ebe701c430f604 /tools/perf | |
| parent | perf evlist: Map backward events to backward_mmap (diff) | |
| download | linux-dev-a0c6f451f90204847ce5f91c3268d83a76bde1b6.tar.xz linux-dev-a0c6f451f90204847ce5f91c3268d83a76bde1b6.zip | |
perf evlist: Drop evlist->backward
Now there's no real user of evlist->backward. Drop it. We are going to
use evlist->backward_mmap as a container for backward ring buffer.
Signed-off-by: Wang Nan <wangnan0@huawei.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: He Kuang <hekuang@huawei.com>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Nilay Vaish <nilayvaish@gmail.com>
Cc: Zefan Li <lizefan@huawei.com>
Cc: pi3orama@163.com
Link: http://lkml.kernel.org/r/1468485287-33422-10-git-send-email-wangnan0@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
| -rw-r--r-- | tools/perf/tests/backward-ring-buffer.c | 1 | ||||
| -rw-r--r-- | tools/perf/util/evlist.c | 5 | ||||
| -rw-r--r-- | tools/perf/util/evlist.h | 1 |
3 files changed, 1 insertions, 6 deletions
diff --git a/tools/perf/tests/backward-ring-buffer.c b/tools/perf/tests/backward-ring-buffer.c index b2c634815f6b..db9cd3048655 100644 --- a/tools/perf/tests/backward-ring-buffer.c +++ b/tools/perf/tests/backward-ring-buffer.c @@ -101,7 +101,6 @@ int test__backward_ring_buffer(int subtest __maybe_unused) return TEST_FAIL; } - evlist->backward = true; err = perf_evlist__create_maps(evlist, &opts.target); if (err < 0) { pr_debug("Not enough memory to create thread/cpu maps\n"); diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 7570f903200e..5beb44faa71d 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -44,7 +44,6 @@ void perf_evlist__init(struct perf_evlist *evlist, struct cpu_map *cpus, perf_evlist__set_maps(evlist, cpus, threads); fdarray__init(&evlist->pollfd, 64); evlist->workload.pid = -1; - evlist->backward = false; } struct perf_evlist *perf_evlist__new(void) @@ -867,9 +866,7 @@ union perf_event *perf_evlist__mmap_read_backward(struct perf_evlist *evlist, in union perf_event *perf_evlist__mmap_read(struct perf_evlist *evlist, int idx) { - if (!evlist->backward) - return perf_evlist__mmap_read_forward(evlist, idx); - return perf_evlist__mmap_read_backward(evlist, idx); + return perf_evlist__mmap_read_forward(evlist, idx); } void perf_mmap__read_catchup(struct perf_mmap *md) diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h index 07a1ad040c92..6a3d9bdda4bb 100644 --- a/tools/perf/util/evlist.h +++ b/tools/perf/util/evlist.h @@ -50,7 +50,6 @@ struct perf_evlist { bool overwrite; bool enabled; bool has_user_cpus; - bool backward; size_t mmap_len; int id_pos; int is_pos; |