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-rw-r--r--fs/iomap/direct-io.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/fs/iomap/direct-io.c b/fs/iomap/direct-io.c
index b08f5dc31780..80f9b047aa1b 100644
--- a/fs/iomap/direct-io.c
+++ b/fs/iomap/direct-io.c
@@ -56,7 +56,8 @@ static void iomap_dio_submit_bio(const struct iomap_iter *iter,
{
atomic_inc(&dio->ref);
- if (dio->iocb->ki_flags & IOCB_HIPRI) {
+ /* Sync dio can't be polled reliably */
+ if ((dio->iocb->ki_flags & IOCB_HIPRI) && !is_sync_kiocb(dio->iocb)) {
bio_set_polled(bio, dio->iocb);
dio->submit.poll_bio = bio;
}
@@ -265,8 +266,7 @@ static loff_t iomap_dio_bio_iter(const struct iomap_iter *iter,
* cache flushes on IO completion.
*/
if (!(iomap->flags & (IOMAP_F_SHARED|IOMAP_F_DIRTY)) &&
- (dio->flags & IOMAP_DIO_WRITE_FUA) &&
- blk_queue_fua(bdev_get_queue(iomap->bdev)))
+ (dio->flags & IOMAP_DIO_WRITE_FUA) && bdev_fua(iomap->bdev))
use_fua = true;
}
@@ -654,9 +654,7 @@ __iomap_dio_rw(struct kiocb *iocb, struct iov_iter *iter,
if (!READ_ONCE(dio->submit.waiter))
break;
- if (!dio->submit.poll_bio ||
- !bio_poll(dio->submit.poll_bio, NULL, 0))
- blk_io_schedule();
+ blk_io_schedule();
}
__set_current_state(TASK_RUNNING);
}