Unverified Commit 7ddb8d6c authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!14380 io_uring: check if iowq is killed before queuing 

Merge Pull Request from: @ci-robot 
 
PR sync from: Yifan Qiao <qiaoyifan4@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/BXUS4GF5UNXAVW5H3JWYNK23AJ2DEGEW/ 
 
https://gitee.com/src-openeuler/kernel/issues/IBEG43 
 
Link:https://gitee.com/openeuler/kernel/pulls/14380

 

Reviewed-by: default avatarLi Nan <linan122@huawei.com>
Signed-off-by: default avatarLi Nan <linan122@huawei.com>
parents 41c5e1e7 66e4b110

io_uring/io_uring.c

+6 −1
Original line number Diff line number Diff line
@@ -1096,6 +1096,7 @@ static struct file *io_file_get(struct io_ring_ctx *ctx, 
				unsigned int issue_flags);

static void __io_queue_sqe(struct io_kiocb *req);

static void io_rsrc_put_work(struct work_struct *work);

static void io_req_task_queue_fail(struct io_kiocb *req, int ret);



static void io_req_task_queue(struct io_kiocb *req);

static void io_submit_flush_completions(struct io_ring_ctx *ctx);
@@ -1465,7 +1466,11 @@ static void io_queue_async_work(struct io_kiocb *req, bool *locked) 
	locked = NULL;



	BUG_ON(!tctx);

	BUG_ON(!tctx->io_wq);



	if ((current->flags & PF_KTHREAD) || !tctx->io_wq) {

		io_req_task_queue_fail(req, -ECANCELED);

		return;

	}



	/* init ->work of the whole link before punting */

	io_prep_async_link(req);