From 0cd3e3ddb4f60062c401929b2005eb7ff6399a4d Mon Sep 17 00:00:00 2001
From: Pavel Begunkov <asml.silence@gmail.com>
Date: Wed, 6 Oct 2021 16:06:50 +0100
Subject: [PATCH] io_uring: remove extra io_ring_exit_work wake up
Git-commit: 0cd3e3ddb4f60062c401929b2005eb7ff6399a4d
Patch-mainline: v5.16-rc1
References: bsc#1205205

task_work_add() takes care of waking up the thread, remove useless
wake_up_process().

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/de9a71ee255112dcaed3b5d426be24934e74722c.1633532552.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Gabriel Krisman Bertazi <krisman@suse.de>
---
 fs/io_uring.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/fs/io_uring.c b/fs/io_uring.c
index 7918a320104d..383b8f61359d 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -9367,7 +9367,6 @@ static __cold void io_ring_exit_work(struct work_struct *work)
 		ret = task_work_add(node->task, &exit.task_work, TWA_SIGNAL);
 		if (WARN_ON_ONCE(ret))
 			continue;
-		wake_up_process(node->task);
 
 		mutex_unlock(&ctx->uring_lock);
 		wait_for_completion(&exit.completion);
-- 
2.35.3