Commit-ID: ca6a9a05391960be5e8161a59a9854b32325d901
Gitweb: https://git.kernel.org/tip/ca6a9a05391960be5e8161a59a9854b32325d901
Author: Wang Nan <wangnan0@xxxxxxxxxx>
AuthorDate: Sun, 3 Dec 2017 02:00:40 +0000
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Tue, 5 Dec 2017 15:43:54 -0300
perf mmap: Remove overwrite from arguments list of perf_mmap__push
'overwrite' argument is always 'false'. Remove it from arguments list of
perf_mmap__push().
Signed-off-by: Wang Nan <wangnan0@xxxxxxxxxx>
Acked-by: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Kan Liang <kan.liang@xxxxxxxxx>
Link: http://lkml.kernel.org/r/20171203020044.81680-5-wangnan0@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/builtin-record.c | 2 +-
tools/perf/util/mmap.c | 6 +++---
tools/perf/util/mmap.h | 2 +-
3 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 3bc6cee..26b8571 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], false, backward, rec, record__pushfn) != 0) {
+ if (perf_mmap__push(&maps[i], backward, rec, record__pushfn) != 0) {
rc = -1;
goto out;
}
diff --git a/tools/perf/util/mmap.c b/tools/perf/util/mmap.c
index 9fe5f9c..703ed41 100644
--- a/tools/perf/util/mmap.c
+++ b/tools/perf/util/mmap.c
@@ -299,7 +299,7 @@ static int rb_find_range(void *data, int mask, u64 head, u64 old,
return backward_rb_find_range(data, mask, head, start, end);
}
-int perf_mmap__push(struct perf_mmap *md, bool overwrite, bool backward,
+int perf_mmap__push(struct perf_mmap *md, bool backward,
void *to, int push(void *to, void *buf, size_t size))
{
u64 head = perf_mmap__read_head(md);
@@ -321,7 +321,7 @@ int perf_mmap__push(struct perf_mmap *md, bool overwrite, bool backward,
WARN_ONCE(1, "failed to keep up with mmap data. (warn only once)\n");
md->prev = head;
- perf_mmap__consume(md, overwrite || backward);
+ perf_mmap__consume(md, backward);
return 0;
}
@@ -346,7 +346,7 @@ int perf_mmap__push(struct perf_mmap *md, bool overwrite, bool backward,
}
md->prev = head;
- perf_mmap__consume(md, overwrite || backward);
+ perf_mmap__consume(md, backward);
out:
return rc;
}
diff --git a/tools/perf/util/mmap.h b/tools/perf/util/mmap.h
index efd78b8..2c3d291 100644
--- a/tools/perf/util/mmap.h
+++ b/tools/perf/util/mmap.h
@@ -89,7 +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, bool check_messup);
union perf_event *perf_mmap__read_backward(struct perf_mmap *map);
-int perf_mmap__push(struct perf_mmap *md, bool overwrite, bool backward,
+int perf_mmap__push(struct perf_mmap *md, bool backward,
void *to, int push(void *to, void *buf, size_t size));
size_t perf_mmap__mmap_len(struct perf_mmap *map);
--
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