Commit 4349f30e authored by Jens Axboe's avatar Jens Axboe
Browse files

io_uring: remove dead 'ctx' argument and move forward declaration 



We don't use 'ctx' at all in io_sq_thread_drop_mm(), it just works
on the mm of the current task. Drop the argument.

Move io_file_put_work() to where we have the other forward declarations
of functions.

Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 2bc9930e

fs/io_uring.c

+4 −5
Original line number Diff line number Diff line
@@ -902,6 +902,7 @@ static int io_file_get(struct io_submit_state *state, struct io_kiocb *req, 
static void __io_queue_sqe(struct io_kiocb *req,

			   const struct io_uring_sqe *sqe,

			   struct io_comp_state *cs);

static void io_file_put_work(struct work_struct *work);



static ssize_t io_import_iovec(int rw, struct io_kiocb *req,

			       struct iovec **iovec, struct iov_iter *iter,
@@ -942,7 +943,7 @@ static void __io_put_req_task(struct io_kiocb *req) 
		put_task_struct(req->task);

}



static void io_sq_thread_drop_mm(struct io_ring_ctx *ctx)

static void io_sq_thread_drop_mm(void)

{

	struct mm_struct *mm = current->mm;
@@ -977,8 +978,6 @@ static inline void req_set_fail_links(struct io_kiocb *req) 
		req->flags |= REQ_F_FAIL_LINK;

}



static void io_file_put_work(struct work_struct *work);



/*

 * Note: must call io_req_init_async() for the first time you

 * touch any members of io_wq_work.
@@ -6339,7 +6338,7 @@ static int io_sq_thread(void *data) 
			 * adding ourselves to the waitqueue, as the unuse/drop

			 * may sleep.

			 */

			io_sq_thread_drop_mm(ctx);

			io_sq_thread_drop_mm();



			/*

			 * We're polling. If we're within the defined idle
@@ -6410,7 +6409,7 @@ static int io_sq_thread(void *data) 


	io_run_task_work();



	io_sq_thread_drop_mm(ctx);

	io_sq_thread_drop_mm();

	revert_creds(old_cred);



	kthread_parkme();