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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-11-13 15:56:40 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-11-14 16:00:16 -0300 |
| commit | d87fcb4a2d990ba2de9284ede84a816c5066d54b (patch) | |
| tree | a9f5d05256aee5504d165941de88c88676a03b3f /tools | |
| parent | 9a354cdc2f40344a177d369fb4987a8270dd94df (diff) | |
| download | lwn-d87fcb4a2d990ba2de9284ede84a816c5066d54b.tar.gz lwn-d87fcb4a2d990ba2de9284ede84a816c5066d54b.zip | |
perf evsel: Introduce perf_evsel__prev() method
Just one use so far, on the hists browser, for completeness since there
we use perf_evlist__{first,last} and perf_evsel__next() for handling the
TAB and UNTAB keys.
Cc: Adrian Hunter <adrian.hunter@intel.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@kernel.org>
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-d09l4lejp5427enuf3igpckw@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/ui/browsers/hists.c | 2 | ||||
| -rw-r--r-- | tools/perf/util/evsel.h | 5 |
2 files changed, 6 insertions, 1 deletions
diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c index 089fd3713783..a440e03cd8c2 100644 --- a/tools/perf/ui/browsers/hists.c +++ b/tools/perf/ui/browsers/hists.c @@ -1855,7 +1855,7 @@ browse_hists: if (pos->node.prev == &evlist->entries) pos = perf_evlist__last(evlist); else - pos = list_entry(pos->node.prev, struct perf_evsel, node); + pos = perf_evsel__prev(pos); goto browse_hists; case K_ESC: if (!ui_browser__dialog_yesno(&menu->b, diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h index f5029653dcd7..1ea7c92e6e33 100644 --- a/tools/perf/util/evsel.h +++ b/tools/perf/util/evsel.h @@ -279,6 +279,11 @@ static inline struct perf_evsel *perf_evsel__next(struct perf_evsel *evsel) return list_entry(evsel->node.next, struct perf_evsel, node); } +static inline struct perf_evsel *perf_evsel__prev(struct perf_evsel *evsel) +{ + return list_entry(evsel->node.prev, struct perf_evsel, node); +} + /** * perf_evsel__is_group_leader - Return whether given evsel is a leader event * |