Commit 8778abb9 authored by Andreas Gruenbacher's avatar Andreas Gruenbacher Committed by Eric Paris
Browse files

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: default avatarAndreas Gruenbacher <agruen@suse.de>
Signed-off-by: default avatarEric Paris <eparis@redhat.com>
parent 75c1be48

fs/notify/mark.c

+2 −4
Original line number Diff line number Diff line
@@ -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);