From 6a290a1442b45afb55d6a87619b716e5031d7c3e Mon Sep 17 00:00:00 2001
From: Pavel Begunkov <asml.silence@gmail.com>
Date: Mon, 9 Aug 2021 13:04:13 +0100
Subject: [PATCH] io_uring: move io_put_task() definition
Git-commit: 6a290a1442b45afb55d6a87619b716e5031d7c3e
Patch-mainline: v5.15-rc1
References: bsc#1199011

Move the function in the source file as it is to get rid of forward
declarations.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/33d917d69e4206557c75a5b98fe22bcdf77ce47d.1628471125.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Acked-by: David Disseldorp <ddiss@suse.de>

---
 fs/io_uring.c | 23 +++++++++++------------
 1 file changed, 11 insertions(+), 12 deletions(-)

diff --git a/fs/io_uring.c b/fs/io_uring.c
index 03c32d392735..a536b2509d6d 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -1052,7 +1052,6 @@ static bool io_cqring_fill_event(struct io_ring_ctx *ctx, u64 user_data,
 static void io_put_req(struct io_kiocb *req);
 static void io_put_req_deferred(struct io_kiocb *req, int nr);
 static void io_dismantle_req(struct io_kiocb *req);
-static void io_put_task(struct task_struct *task, int nr);
 static struct io_kiocb *io_prep_linked_timeout(struct io_kiocb *req);
 static void io_queue_linked_timeout(struct io_kiocb *req);
 static int __io_register_rsrc_update(struct io_ring_ctx *ctx, unsigned type,
@@ -1571,6 +1570,17 @@ static inline void req_ref_get(struct io_kiocb *req)
 	atomic_inc(&req->refs);
 }
 
+/* must to be called somewhat shortly after putting a request */
+static inline void io_put_task(struct task_struct *task, int nr)
+{
+	struct io_uring_task *tctx = task->io_uring;
+
+	percpu_counter_sub(&tctx->inflight, nr);
+	if (unlikely(atomic_read(&tctx->in_idle)))
+		wake_up(&tctx->wait);
+	put_task_struct_many(task, nr);
+}
+
 static bool io_cqring_event_overflow(struct io_ring_ctx *ctx, u64 user_data,
 				     long res, unsigned int cflags)
 {
@@ -1809,17 +1819,6 @@ static void io_dismantle_req(struct io_kiocb *req)
 	}
 }
 
-/* must to be called somewhat shortly after putting a request */
-static inline void io_put_task(struct task_struct *task, int nr)
-{
-	struct io_uring_task *tctx = task->io_uring;
-
-	percpu_counter_sub(&tctx->inflight, nr);
-	if (unlikely(atomic_read(&tctx->in_idle)))
-		wake_up(&tctx->wait);
-	put_task_struct_many(task, nr);
-}
-
 static void __io_free_req(struct io_kiocb *req)
 {
 	struct io_ring_ctx *ctx = req->ctx;
-- 
2.34.1