diff options
Diffstat (limited to 'drivers/block/rd.c')
| -rw-r--r-- | drivers/block/rd.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/block/rd.c b/drivers/block/rd.c index ffd6abd6d5a..1c54f46d3f7 100644 --- a/drivers/block/rd.c +++ b/drivers/block/rd.c @@ -310,12 +310,12 @@ static int rd_ioctl(struct inode *inode, struct file *file, * cache */ error = -EBUSY; - down(&bdev->bd_sem); + mutex_lock(&bdev->bd_mutex); if (bdev->bd_openers <= 2) { truncate_inode_pages(bdev->bd_inode->i_mapping, 0); error = 0; } - up(&bdev->bd_sem); + mutex_unlock(&bdev->bd_mutex); return error; } |