Commit 2d7d6792 authored Jun 16, 2020 by Xiaoguang Wang Committed by Jens Axboe Jun 17, 2020

io_uring: don't fail links for EAGAIN error in IOPOLL mode



In IOPOLL mode, for EAGAIN error, we'll try to submit io request
again using io-wq, so don't fail rest of links if this io request
has links.

Cc: stable@vger.kernel.org
Signed-off-by: Xiaoguang Wang <xiaoguang.wang@linux.alibaba.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

parent 801dd57b

fs/io_uring.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1988,7 +1988,7 @@ static void io_complete_rw_iopoll(struct kiocb *kiocb, long res, long res2)
		if (kiocb->ki_flags & IOCB_WRITE)
		kiocb_end_write(req);

		if (res != req->result)
		if (res != -EAGAIN && res != req->result)
		req_set_fail_links(req);
		req->result = res;
		if (res != -EAGAIN)

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