Messages in this thread Patch in this message | | | From | Namhyung Kim <> | Subject | [PATCH 1/7] perf header: Use evlist->nr_entries on write_event_desc() | Date | Wed, 5 Sep 2012 14:02:47 +0900 |
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From: Namhyung Kim <namhyung.kim@lge.com>
Number of events (evsels) in a evlist is kept on nr_entries field so that we don't need to recalculate it.
Signed-off-by: Namhyung Kim <namhyung@kernel.org> --- tools/perf/util/header.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c index 9696e64c9dbd..a124b9328170 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -610,11 +610,10 @@ static int write_event_desc(int fd, struct perf_header *h __used, struct perf_evlist *evlist) { struct perf_evsel *evsel; - u32 nre = 0, nri, sz; + u32 nre, nri, sz; int ret; - list_for_each_entry(evsel, &evlist->entries, node) - nre++; + nre = evlist->nr_entries; /* * write number of events -- 1.7.11.4
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