intel_raid_disk
sizeof(struct intel_raid_disk));
struct intel_raid_disk disk[1]; /* total_disks entries. */
sizeof(struct intel_raid_disk) * (ndisks - 1) + \
struct intel_raid_disk pd_disk_meta;
intel_get_disk_sectors(struct intel_raid_disk *disk)
intel_set_disk_sectors(struct intel_raid_disk *disk, off_t sectors)
sizeof(struct intel_raid_disk) * (meta->total_disks - 1) +
intel_meta_write_spare(struct g_consumer *cp, struct intel_raid_disk *d)