From a90c8bf6590676035336ae98cc51bce1aeb96c33 Mon Sep 17 00:00:00 2001
From: Pavel Begunkov <asml.silence@gmail.com>
Date: Sun, 5 Dec 2021 14:38:00 +0000
Subject: [PATCH] io_uring: reuse io_req_task_complete for timeouts
Git-commit: a90c8bf6590676035336ae98cc51bce1aeb96c33
Patch-mainline: v5.17-rc1
References: bsc#1205205

With kbuf unification io_req_task_complete() is now a generic function,
use it for timeout's tw completions.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/7142fa3cbaf3a4140d59bcba45cbe168cf40fac2.1638714983.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 | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/fs/io_uring.c b/fs/io_uring.c
index ea7a0daa0b3b..1265dc1942eb 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -5953,15 +5953,6 @@ static int io_poll_update(struct io_kiocb *req, unsigned int issue_flags)
 	return 0;
 }
 
-static void io_req_task_timeout(struct io_kiocb *req, bool *locked)
-{
-	struct io_timeout_data *data = req->async_data;
-
-	if (!(data->flags & IORING_TIMEOUT_ETIME_SUCCESS))
-		req_set_fail(req);
-	io_req_complete_post(req, -ETIME, 0);
-}
-
 static enum hrtimer_restart io_timeout_fn(struct hrtimer *timer)
 {
 	struct io_timeout_data *data = container_of(timer,
@@ -5976,7 +5967,11 @@ static enum hrtimer_restart io_timeout_fn(struct hrtimer *timer)
 		atomic_read(&req->ctx->cq_timeouts) + 1);
 	spin_unlock_irqrestore(&ctx->timeout_lock, flags);
 
-	req->io_task_work.func = io_req_task_timeout;
+	if (!(data->flags & IORING_TIMEOUT_ETIME_SUCCESS))
+		req_set_fail(req);
+
+	req->result = -ETIME;
+	req->io_task_work.func = io_req_task_complete;
 	io_req_task_work_add(req);
 	return HRTIMER_NORESTART;
 }
-- 
2.35.3