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authorIngo Molnar <mingo@elte.hu>2010-07-01 08:49:28 +0200
committerIngo Molnar <mingo@elte.hu>2010-07-01 09:31:25 +0200
commit0a54cec0c25cc49e3b68b14c205f1f6cff13f5e1 (patch)
treeeb4e63ee9ae1fcaf9aa53a1668e55c09516052d9 /tools/perf/util/session.c
parentec8c27e04f89a7575ca2c4facb99152e03d6a99c (diff)
parent980019d74e4b2428362b36a0506519d6d9460800 (diff)
Merge branch 'linus' into core/rcu
Conflicts: fs/fs-writeback.c Merge reason: Resolve the conflict Note, i picked the version from Linus's tree, which effectively reverts the fs-writeback.c bits of: b97181f: fs: remove all rcu head initializations, except on_stack initializations As the upstream changes to this file changed this code heavily and the first attempt to resolve the conflict resulted in a non-booting kernel. It's safer to re-try this portion of the commit cleanly. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/util/session.c')
-rw-r--r--tools/perf/util/session.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 8f83a1835766..c422cd676313 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -90,6 +90,7 @@ struct perf_session *perf_session__new(const char *filename, int mode, bool forc
memcpy(self->filename, filename, len);
self->threads = RB_ROOT;
+ INIT_LIST_HEAD(&self->dead_threads);
self->hists_tree = RB_ROOT;
self->last_match = NULL;
self->mmap_window = 32;
@@ -131,6 +132,16 @@ void perf_session__delete(struct perf_session *self)
free(self);
}
+void perf_session__remove_thread(struct perf_session *self, struct thread *th)
+{
+ rb_erase(&th->rb_node, &self->threads);
+ /*
+ * We may have references to this thread, for instance in some hist_entry
+ * instances, so just move them to a separate list.
+ */
+ list_add_tail(&th->node, &self->dead_threads);
+}
+
static bool symbol__match_parent_regex(struct symbol *sym)
{
if (sym->name && !regexec(&parent_regex, sym->name, 0, NULL, 0))