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-rw-r--r--drivers/md/dm-linear.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/md/dm-linear.c b/drivers/md/dm-linear.c
index 47b3c62bbdb8..c58f072ccae6 100644
--- a/drivers/md/dm-linear.c
+++ b/drivers/md/dm-linear.c
@@ -98,14 +98,25 @@ static int linear_status(struct dm_target *ti, status_type_t type,
return 0;
}
+static int linear_ioctl(struct dm_target *ti, struct inode *inode,
+ struct file *filp, unsigned int cmd,
+ unsigned long arg)
+{
+ struct linear_c *lc = (struct linear_c *) ti->private;
+ struct block_device *bdev = lc->dev->bdev;
+
+ return blkdev_ioctl(bdev->bd_inode, filp, cmd, arg);
+}
+
static struct target_type linear_target = {
.name = "linear",
- .version= {1, 0, 1},
+ .version= {1, 0, 2},
.module = THIS_MODULE,
.ctr = linear_ctr,
.dtr = linear_dtr,
.map = linear_map,
.status = linear_status,
+ .ioctl = linear_ioctl,
};
int __init dm_linear_init(void)