#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 |