[PATCH v2 3/8] perf tools: Remove evlist->overwrite

[Wang Nan]

evlist->overwrite is set to false in all users. It can be removed.

Signed-off-by: Wang Nan <wangn...@huawei.com>
---
 tools/perf/builtin-record.c | 2 +-
 tools/perf/util/evlist.c    | 5 ++---
 tools/perf/util/evlist.h    | 1 -
 3 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 08070f8..3bc6cee 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 93272d9..a59134f 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 424a3d6..eec3377 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;
-- 
2.10.1