Tell the block layer if it's a sync or async polled request, so it can do the right thing. Signed-off-by: Jens Axboe <axboe@xxxxxxxxx> --- fs/block_dev.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/fs/block_dev.c b/fs/block_dev.c index 6de8d35f6e41..b8f574615792 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -402,8 +402,12 @@ __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; + if (iocb->ki_flags & IOCB_HIPRI) { + if (!is_sync) + bio->bi_opf |= REQ_HIPRI_ASYNC; + else + bio->bi_opf |= REQ_HIPRI; + } qc = submit_bio(bio); WRITE_ONCE(iocb->ki_cookie, qc); -- 2.17.1