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authorArnaldo Carvalho de Melo <acme@redhat.com>2010-07-30 18:31:28 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2010-07-30 18:31:28 -0300
commitd65a458b348cd458413b3cfec66e43ebd0367646 (patch)
tree984d730e5a81e4ae7c04b9f664d8a1cacdd0c6e6 /tools/perf/util/session.c
parent591765fdaf7ea1888157f342b67b0461f2e5ed9b (diff)
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perf tools: Release session and symbol resources on exit
So that we reduce the noise when looking for leaks using tools such as valgrind. Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> LKML-Reference: <new-submission> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/session.c')
-rw-r--r--tools/perf/util/session.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 8cbea122e34..04a3b3db9e9 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -124,9 +124,35 @@ out_delete:
return NULL;
}
+static void perf_session__delete_dead_threads(struct perf_session *self)
+{
+ struct thread *n, *t;
+
+ list_for_each_entry_safe(t, n, &self->dead_threads, node) {
+ list_del(&t->node);
+ thread__delete(t);
+ }
+}
+
+static void perf_session__delete_threads(struct perf_session *self)
+{
+ struct rb_node *nd = rb_first(&self->threads);
+
+ while (nd) {
+ struct thread *t = rb_entry(nd, struct thread, rb_node);
+
+ rb_erase(&t->rb_node, &self->threads);
+ nd = rb_next(nd);
+ thread__delete(t);
+ }
+}
+
void perf_session__delete(struct perf_session *self)
{
perf_header__exit(&self->header);
+ perf_session__delete_dead_threads(self);
+ perf_session__delete_threads(self);
+ machine__exit(&self->host_machine);
close(self->fd);
free(self);
}