Commit d34513d3 authored Nov 06, 2018 by Jens Axboe

block: for async O_DIRECT, mark us as polling if asked to



Inherit the iocb IOCB_HIPRI flag, and pass on REQ_HIPRI for
those kinds of requests.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

parent 0619317f

fs/block_dev.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -383,6 +383,9 @@ __blkdev_direct_IO(struct kiocb iocb, struct iov_iter iter, int nr_pages)

		nr_pages = iov_iter_npages(iter, BIO_MAX_PAGES);
		if (!nr_pages) {
		if (iocb->ki_flags & IOCB_HIPRI)
		bio->bi_opf \|= REQ_HIPRI;

		qc = submit_bio(bio);
		break;
		}

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