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authorLinus Torvalds <torvalds@linux-foundation.org>2020-07-23 22:33:41 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2020-08-03 06:39:44 +0300
commitc6fe44d96fc1536af5b11cd859686453d1b7bfd1 (patch)
tree189b4815c4bc68a6bd65c833f6b38cc7ca4088fb /kernel
parent2a9127fcf2296674d58024f83981f40b128fffea (diff)
downloadlinux-c6fe44d96fc1536af5b11cd859686453d1b7bfd1.tar.xz
list: add "list_del_init_careful()" to go with "list_empty_careful()"
That gives us ordering guarantees around the pair. Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/sched/wait.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sched/wait.c b/kernel/sched/wait.c
index ba059fbfc53a..01f5d3020589 100644
--- a/kernel/sched/wait.c
+++ b/kernel/sched/wait.c
@@ -389,7 +389,7 @@ int autoremove_wake_function(struct wait_queue_entry *wq_entry, unsigned mode, i
int ret = default_wake_function(wq_entry, mode, sync, key);
if (ret)
- list_del_init(&wq_entry->entry);
+ list_del_init_careful(&wq_entry->entry);
return ret;
}