DMZ_BLOCK_SIZE
crc = crc32_le(gen, (unsigned char *)sb, DMZ_BLOCK_SIZE);
#define DMZ_MAP_ENTRIES (DMZ_BLOCK_SIZE / sizeof(struct dmz_map))
memcpy(to_mblk->data, from_mblk->data, DMZ_BLOCK_SIZE);
__bio_add_page(bio, mblk->page, DMZ_BLOCK_SIZE, 0);
__bio_add_page(bio, mblk->page, DMZ_BLOCK_SIZE, 0);
__bio_add_page(bio, page, DMZ_BLOCK_SIZE, 0);
sb->crc = cpu_to_le32(crc32_le(sb_gen, (unsigned char *)sb, DMZ_BLOCK_SIZE));
limits->io_opt = DMZ_BLOCK_SIZE;
limits->discard_granularity = DMZ_BLOCK_SIZE;
limits->logical_block_size = DMZ_BLOCK_SIZE;
limits->physical_block_size = DMZ_BLOCK_SIZE;
limits->io_min = DMZ_BLOCK_SIZE;
#define DMZ_BLOCK_MASK (DMZ_BLOCK_SIZE - 1)
#define DMZ_BLOCK_SECTORS (DMZ_BLOCK_SIZE >> SECTOR_SHIFT)