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authorAdrian Hunter <adrian.hunter@intel.com>2013-09-06 23:40:11 +0400
committerArnaldo Carvalho de Melo <acme@redhat.com>2013-09-09 22:51:44 +0400
commit733cd2fe197a0c696c54916f7395451c0da9b867 (patch)
tree8b7b21e9bfa11bfca1d4ea18e50bb114e8f93840 /tools
parentccf53eac2097fb47bc40875ffb22c2d10fa8c46c (diff)
downloadlinux-733cd2fe197a0c696c54916f7395451c0da9b867.tar.xz
perf evlist: Fix id pos in perf_evlist__open()
Ensure the id_pos is correct when perf_evlist__open() is used. This fixes a problem introduced in 7556257 that broke 'perf kvm stat live' in that this tool wasn't updated to use the sample_type bits setting helpers. Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Tested-by: David Ahern <dsahern@gmail.com> Acked-by: David Ahern <dsahern@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 <a.p.zijlstra@chello.nl> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/1378496412-2424-2-git-send-email-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/util/evlist.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 7101283ac3c5..f9f77bee0b1b 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -64,6 +64,16 @@ void perf_evlist__set_id_pos(struct perf_evlist *evlist)
evlist->is_pos = first->is_pos;
}
+static void perf_evlist__update_id_pos(struct perf_evlist *evlist)
+{
+ struct perf_evsel *evsel;
+
+ list_for_each_entry(evsel, &evlist->entries, node)
+ perf_evsel__calc_id_pos(evsel);
+
+ perf_evlist__set_id_pos(evlist);
+}
+
static void perf_evlist__purge(struct perf_evlist *evlist)
{
struct perf_evsel *pos, *n;
@@ -920,6 +930,8 @@ int perf_evlist__open(struct perf_evlist *evlist)
struct perf_evsel *evsel;
int err;
+ perf_evlist__update_id_pos(evlist);
+
list_for_each_entry(evsel, &evlist->entries, node) {
err = perf_evsel__open(evsel, evlist->cpus, evlist->threads);
if (err < 0)