aboutsummaryrefslogtreecommitdiffstats
path: root/fs/notify
diff options
context:
space:
mode:
authorAndreas Gruenbacher <agruen@suse.de>2010-07-28 10:18:38 -0400
committerEric Paris <eparis@redhat.com>2010-07-28 10:18:52 -0400
commit8778abb9a88fc4a74d8776ffaadf7214cf33c61e (patch)
tree6a32c8b885e68b3d6035887face6a3c5414d609e /fs/notify
parent75c1be487a690db43da2c1234fcacd84c982803c (diff)
fsnotify: Exchange list heads instead of moving elements
Instead of moving list elements from destroy_list to &private_destroy_list, exchange the list heads. Signed-off-by: Andreas Gruenbacher <agruen@suse.de> Signed-off-by: Eric Paris <eparis@redhat.com>
Diffstat (limited to 'fs/notify')
-rw-r--r--fs/notify/mark.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/fs/notify/mark.c b/fs/notify/mark.c
index 41f3990f900b..236f29b066ed 100644
--- a/fs/notify/mark.c
+++ b/fs/notify/mark.c
@@ -349,10 +349,8 @@ static int fsnotify_mark_destroy(void *ignored)
349 349
350 for (;;) { 350 for (;;) {
351 spin_lock(&destroy_lock); 351 spin_lock(&destroy_lock);
352 list_for_each_entry_safe(mark, next, &destroy_list, destroy_list) { 352 /* exchange the list head */
353 list_del(&mark->destroy_list); 353 list_replace_init(&destroy_list, &private_destroy_list);
354 list_add(&mark->destroy_list, &private_destroy_list);
355 }
356 spin_unlock(&destroy_lock); 354 spin_unlock(&destroy_lock);
357 355
358 synchronize_srcu(&fsnotify_mark_srcu); 356 synchronize_srcu(&fsnotify_mark_srcu);