diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/futex.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/futex.c b/kernel/futex.c index 6b50a024bca..eef8cd26b5e 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -883,7 +883,12 @@ retry_private: out_unlock: double_unlock_hb(hb1, hb2); - /* drop_futex_key_refs() must be called outside the spinlocks. */ + /* + * drop_futex_key_refs() must be called outside the spinlocks. During + * the requeue we moved futex_q's from the hash bucket at key1 to the + * one at key2 and updated their key pointer. We no longer need to + * hold the references to key1. + */ while (--drop_count >= 0) drop_futex_key_refs(&key1); |