diff options
author | Andreas Gruenbacher <agruen@suse.de> | 2010-07-28 16:18:38 +0200 |
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committer | Eric Paris <eparis@redhat.com> | 2010-07-28 16:18:52 +0200 |
commit | 8778abb9a88fc4a74d8776ffaadf7214cf33c61e (patch) | |
tree | 6a32c8b885e68b3d6035887face6a3c5414d609e /fs/notify/mark.c | |
parent | fsnotify: srcu to protect read side of inode and vfsmount locks (diff) | |
download | linux-8778abb9a88fc4a74d8776ffaadf7214cf33c61e.tar.xz linux-8778abb9a88fc4a74d8776ffaadf7214cf33c61e.zip |
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/mark.c')
-rw-r--r-- | fs/notify/mark.c | 6 |
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) for (;;) { spin_lock(&destroy_lock); - list_for_each_entry_safe(mark, next, &destroy_list, destroy_list) { - list_del(&mark->destroy_list); - list_add(&mark->destroy_list, &private_destroy_list); - } + /* exchange the list head */ + list_replace_init(&destroy_list, &private_destroy_list); spin_unlock(&destroy_lock); synchronize_srcu(&fsnotify_mark_srcu); |