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-rw-r--r--fs/block_dev.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c
index b89c956e04f..05865b93f7e 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1202,7 +1202,11 @@ static int blkdev_close(struct inode * inode, struct file * filp)
static long block_ioctl(struct file *file, unsigned cmd, unsigned long arg)
{
- return blkdev_ioctl(file->f_mapping->host, file, cmd, arg);
+ struct block_device *bdev = I_BDEV(file->f_mapping->host);
+ fmode_t mode = file->f_mode;
+ if (file->f_flags & O_NDELAY)
+ mode |= FMODE_NDELAY_NOW;
+ return blkdev_ioctl(bdev, mode, cmd, arg);
}
static const struct address_space_operations def_blk_aops = {
@@ -1238,7 +1242,7 @@ int ioctl_by_bdev(struct block_device *bdev, unsigned cmd, unsigned long arg)
int res;
mm_segment_t old_fs = get_fs();
set_fs(KERNEL_DS);
- res = blkdev_ioctl(bdev->bd_inode, NULL, cmd, arg);
+ res = blkdev_ioctl(bdev, 0, cmd, arg);
set_fs(old_fs);
return res;
}