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authorWang Nan <wangnan0@huawei.com>2017-12-03 02:00:39 +0000
committerArnaldo Carvalho de Melo <acme@redhat.com>2017-12-05 15:43:54 -0300
commit144b9a4fc53039c09007b71a06640560a6e62140 (patch)
tree226ae601be2a561fad815bbea0b667ea5c7886bd /tools
parent7a276ff6c3202697c3c15cad757dec3bb07d14bf (diff)
perf evlist: Remove evlist->overwrite
evlist->overwrite is set to false in all users. It can be removed. Signed-off-by: Wang Nan <wangnan0@huawei.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Kan Liang <kan.liang@intel.com> Link: http://lkml.kernel.org/r/20171203020044.81680-4-wangnan0@huawei.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/builtin-record.c2
-rw-r--r--tools/perf/util/evlist.c5
-rw-r--r--tools/perf/util/evlist.h1
3 files changed, 3 insertions, 5 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 08070f87d489..3bc6ceeae1f9 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -500,7 +500,7 @@ static int record__mmap_read_evlist(struct record *rec, struct perf_evlist *evli
struct auxtrace_mmap *mm = &maps[i].auxtrace_mmap;
if (maps[i].base) {
- if (perf_mmap__push(&maps[i], evlist->overwrite, backward, rec, record__pushfn) != 0) {
+ if (perf_mmap__push(&maps[i], false, backward, rec, record__pushfn) != 0) {
rc = -1;
goto out;
}
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 93272d932407..a59134fb141f 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -711,7 +711,7 @@ union perf_event *perf_evlist__mmap_read_forward(struct perf_evlist *evlist, int
* No need for read-write ring buffer: kernel stop outputting when
* it hit md->prev (perf_mmap__consume()).
*/
- return perf_mmap__read_forward(md, evlist->overwrite);
+ return perf_mmap__read_forward(md, false);
}
union perf_event *perf_evlist__mmap_read_backward(struct perf_evlist *evlist, int idx)
@@ -738,7 +738,7 @@ void perf_evlist__mmap_read_catchup(struct perf_evlist *evlist, int idx)
void perf_evlist__mmap_consume(struct perf_evlist *evlist, int idx)
{
- perf_mmap__consume(&evlist->mmap[idx], evlist->overwrite);
+ perf_mmap__consume(&evlist->mmap[idx], false);
}
static void perf_evlist__munmap_nofree(struct perf_evlist *evlist)
@@ -1070,7 +1070,6 @@ int perf_evlist__mmap_ex(struct perf_evlist *evlist, unsigned int pages,
if (evlist->pollfd.entries == NULL && perf_evlist__alloc_pollfd(evlist) < 0)
return -ENOMEM;
- evlist->overwrite = false;
evlist->mmap_len = perf_evlist__mmap_size(pages);
pr_debug("mmap size %zuB\n", evlist->mmap_len);
mp.mask = evlist->mmap_len - page_size - 1;
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index 424a3d6015af..eec33770b8e6 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -31,7 +31,6 @@ struct perf_evlist {
int nr_entries;
int nr_groups;
int nr_mmaps;
- bool overwrite;
bool enabled;
bool has_user_cpus;
size_t mmap_len;