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authorArnaldo Carvalho de Melo <acme@redhat.com>2012-08-14 16:42:15 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2012-08-15 10:14:18 -0300
commit0c21f736e0a37c50f66ab248d2a52f711b28a4e4 (patch)
treea7278af4aff1948ad56475a3ddd6917557be6a2d /tools/perf/util/top.c
parent63dab225f334e0e21f7106aed8d888b500b53ce6 (diff)
perf evlist: Introduce evsel list accessors
To replace the longer list_entry constructs for things that are widely used: perf_evlist__{first,last}(evlist) perf_evsel__next(evsel) Acked-by: Jiri Olsa <jolsa@redhat.com> Acked-by: Namhyung Kim <namhyung@gmail.com> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/n/tip-ng7azq26wg1jd801qqpcozwp@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/top.c')
-rw-r--r--tools/perf/util/top.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/tools/perf/util/top.c b/tools/perf/util/top.c
index 7eeebcee291c..884dde9b9bc1 100644
--- a/tools/perf/util/top.c
+++ b/tools/perf/util/top.c
@@ -58,8 +58,7 @@ size_t perf_top__header_snprintf(struct perf_top *top, char *bf, size_t size)
}
if (top->evlist->nr_entries == 1) {
- struct perf_evsel *first;
- first = list_entry(top->evlist->entries.next, struct perf_evsel, node);
+ struct perf_evsel *first = perf_evlist__first(top->evlist);
ret += SNPRINTF(bf + ret, size - ret, "%" PRIu64 "%s ",
(uint64_t)first->attr.sample_period,
top->freq ? "Hz" : "");