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Subject[tip: locking/core] futex: Drop leftover wake_q_add() comment
The following commit has been merged into the locking/core branch of tip:

Commit-ID: 751459043cc87c3f0098034b15ca5252d12539ab
Gitweb: https://git.kernel.org/tip/751459043cc87c3f0098034b15ca5252d12539ab
Author: Davidlohr Bueso <dave@stgolabs.net>
AuthorDate: Tue, 22 Oct 2019 20:34:50 -07:00
Committer: Ingo Molnar <mingo@kernel.org>
CommitterDate: Tue, 29 Oct 2019 12:22:52 +01:00

futex: Drop leftover wake_q_add() comment

Since the original comment, we have moved to do the task
reference counting explicitly along with wake_q_add_safe().
Drop the now incorrect comment.

Signed-off-by: Davidlohr Bueso <dbueso@suse.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: dave@stgolabs.net
Link: https://lkml.kernel.org/r/20191023033450.6445-1-dave@stgolabs.net
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
kernel/futex.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/futex.c b/kernel/futex.c
index bd18f60..43229f8 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -1480,7 +1480,7 @@ static void mark_wake_futex(struct wake_q_head *wake_q, struct futex_q *q)

/*
* Queue the task for later wakeup for after we've released
- * the hb->lock. wake_q_add() grabs reference to p.
+ * the hb->lock.
*/
wake_q_add_safe(wake_q, p);
}
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