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perf evlist: Introduce evsel list accessors

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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>
This commit is contained in:
Arnaldo Carvalho de Melo 2012-08-14 16:42:15 -03:00
parent 63dab225f3
commit 0c21f736e0
11 changed files with 95 additions and 125 deletions
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2
tools/perf/util/parse-events.c
View file

@ -834,7 +834,7 @@ int parse_filter(const struct option *opt, const char *str,
struct perf_evsel *last = NULL;
if (evlist->nr_entries > 0)
last = list_entry(evlist->entries.prev, struct perf_evsel, node);
last = perf_evlist__last(evlist);
if (last == NULL || last->attr.type != PERF_TYPE_TRACEPOINT) {
fprintf(stderr,