diff options
Diffstat (limited to 'drivers/mtd/ubi/cdev.c')
| -rw-r--r-- | drivers/mtd/ubi/cdev.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/mtd/ubi/cdev.c b/drivers/mtd/ubi/cdev.c index 8ca49f2043e4..f54562a5998e 100644 --- a/drivers/mtd/ubi/cdev.c +++ b/drivers/mtd/ubi/cdev.c @@ -561,6 +561,26 @@ static long vol_cdev_ioctl(struct file *file, unsigned int cmd, break; } + /* Create a R/O block device on top of the UBI volume */ + case UBI_IOCVOLCRBLK: + { + struct ubi_volume_info vi; + + ubi_get_volume_info(desc, &vi); + err = ubiblock_create(&vi); + break; + } + + /* Remove the R/O block device */ + case UBI_IOCVOLRMBLK: + { + struct ubi_volume_info vi; + + ubi_get_volume_info(desc, &vi); + err = ubiblock_remove(&vi); + break; + } + default: err = -ENOTTY; break; |