| #ifndef __IOCTL_ | |
| #define __IOCTL_ | |
| #include <linux/ioctl.h> | |
| #define BTRFS_IOCTL_MAGIC 0x94 | |
| #define BTRFS_VOL_NAME_MAX 255 | |
| struct btrfs_ioctl_vol_args { | |
| char name[BTRFS_VOL_NAME_MAX + 1]; | |
| }; | |
| #define BTRFS_IOC_SNAP_CREATE _IOW(BTRFS_IOCTL_MAGIC, 1, \ | |
| struct btrfs_ioctl_vol_args) | |
| #endif |