Commit ffbb8d6b authored Dec 17, 2019 by Pavel Begunkov Committed by Jens Axboe Dec 17, 2019

io_uring: make HARDLINK imply LINK



The rules are as follows, if IOSQE_IO_HARDLINK is specified, then it's a
link and there is no need to set IOSQE_IO_LINK separately, though it
could be there. Add proper check and ensure that IOSQE_IO_HARDLINK
implies IOSQE_IO_LINK.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

parent 8ed8d3c3

fs/io_uring.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -3698,7 +3698,7 @@ static int io_submit_sqes(struct io_ring_ctx *ctx, unsigned int nr,
		* If previous wasn't linked and we have a linked command,
		* that's the end of the chain. Submit the previous link.
		*/
		if (!(sqe_flags & IOSQE_IO_LINK) && link) {
		if (!(sqe_flags & (IOSQE_IO_LINK\|IOSQE_IO_HARDLINK)) && link) {
		io_queue_link_head(link);
		link = NULL;
		}

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