diff options
author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-08-14 15:42:15 -0400 |
---|---|---|
committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-08-15 09:14:18 -0400 |
commit | 0c21f736e0a37c50f66ab248d2a52f711b28a4e4 (patch) | |
tree | a7278af4aff1948ad56475a3ddd6917557be6a2d /tools/perf/util/top.c | |
parent | 63dab225f334e0e21f7106aed8d888b500b53ce6 (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.c | 3 |
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) | |||
58 | } | 58 | } |
59 | 59 | ||
60 | if (top->evlist->nr_entries == 1) { | 60 | if (top->evlist->nr_entries == 1) { |
61 | struct perf_evsel *first; | 61 | struct perf_evsel *first = perf_evlist__first(top->evlist); |
62 | first = list_entry(top->evlist->entries.next, struct perf_evsel, node); | ||
63 | ret += SNPRINTF(bf + ret, size - ret, "%" PRIu64 "%s ", | 62 | ret += SNPRINTF(bf + ret, size - ret, "%" PRIu64 "%s ", |
64 | (uint64_t)first->attr.sample_period, | 63 | (uint64_t)first->attr.sample_period, |
65 | top->freq ? "Hz" : ""); | 64 | top->freq ? "Hz" : ""); |