1 files changed, 8 insertions, 2 deletions

diff --git a/fs/block_dev.c b/fs/block_dev.c
index dd91c99e9ba0..9941dc8342df 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -225,6 +225,7 @@ __blkdev_direct_IO_simple(struct kiocb *iocb, struct iov_iter *iter,
 	bio_init(&bio, vecs, nr_pages);
 	bio.bi_bdev = bdev;
 	bio.bi_iter.bi_sector = pos >> 9;
+	bio.bi_write_hint = iocb->ki_hint;
 	bio.bi_private = current;
 	bio.bi_end_io = blkdev_bio_end_io_simple;
 
@@ -263,7 +264,10 @@ __blkdev_direct_IO_simple(struct kiocb *iocb, struct iov_iter *iter,
 		kfree(vecs);
 
 	if (unlikely(bio.bi_status))
-		return blk_status_to_errno(bio.bi_status);
+		ret = blk_status_to_errno(bio.bi_status);
+
+	bio_uninit(&bio);
+
 	return ret;
 }
 
@@ -360,6 +364,7 @@ __blkdev_direct_IO(struct kiocb *iocb, struct iov_iter *iter, int nr_pages)
 	for (;;) {
 		bio->bi_bdev = bdev;
 		bio->bi_iter.bi_sector = pos >> 9;
+		bio->bi_write_hint = iocb->ki_hint;
 		bio->bi_private = dio;
 		bio->bi_end_io = blkdev_bio_end_io;
 
@@ -627,7 +632,7 @@ int blkdev_fsync(struct file *filp, loff_t start, loff_t end, int datasync)
 	struct block_device *bdev = I_BDEV(bd_inode);
 	int error;
 	
-	error = filemap_write_and_wait_range(filp->f_mapping, start, end);
+	error = file_write_and_wait_range(filp, start, end);
 	if (error)
 		return error;
 
@@ -1746,6 +1751,7 @@ static int blkdev_open(struct inode * inode, struct file * filp)
 		return -ENOMEM;
 
 	filp->f_mapping = bdev->bd_inode->i_mapping;
+	filp->f_wb_err = filemap_sample_wb_err(filp->f_mapping);
 
 	return blkdev_get(bdev, filp->f_mode, filp);
 }