Commit 16270893 authored by Pavel Begunkov's avatar Pavel Begunkov Committed by Jens Axboe
Browse files

io_uring: remove sqo_task 



Now, sqo_task is used only for a warning that is not interesting anymore
since sqo_dead is gone, remove all of that including ctx->sqo_task.

Signed-off-by: default avatarPavel Begunkov <asml.silence@gmail.com>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 70aacfe6

fs/io_uring.c

+0 −10
Original line number Diff line number Diff line
@@ -379,11 +379,6 @@ struct io_ring_ctx { 


	struct io_rings	*rings;



	/*

	 * For SQPOLL usage

	 */

	struct task_struct	*sqo_task;



	/* Only used for accounting purposes */

	struct mm_struct	*mm_account;
@@ -8747,10 +8742,6 @@ static int io_uring_add_task_file(struct io_ring_ctx *ctx, struct file *file) 
				fput(file);

				return ret;

			}



			/* one and only SQPOLL file note, held by sqo_task */

			WARN_ON_ONCE((ctx->flags & IORING_SETUP_SQPOLL) &&

				     current != ctx->sqo_task);

		}

		tctx->last = file;

	}
@@ -9376,7 +9367,6 @@ static int io_uring_create(unsigned entries, struct io_uring_params *p, 
	ctx->compat = in_compat_syscall();

	if (!capable(CAP_IPC_LOCK))

		ctx->user = get_uid(current_user());

	ctx->sqo_task = current;



	/*

	 * This is just grabbed for accounting purposes. When a process exits,