884 			    unsigned long long lba)  in lba2fake_store()  argument
888 	lba = do_div(lba, sdebug_store_sectors);  in lba2fake_store()
893 	return lsip->storep + lba * sdebug_sector_size;  in lba2fake_store()
2731 					unsigned long long lba)  in zbc_zone()  argument
2733 	u32 zno = lba >> devip->zsize_shift;  in zbc_zone()
2746 	if (lba >= zsp->z_start + zsp->z_size)  in zbc_zone()
2748 	WARN_ON_ONCE(lba >= zsp->z_start + zsp->z_size);  in zbc_zone()
2855 		       unsigned long long lba, unsigned int num)  in zbc_inc_wp()  argument
2857 	struct sdeb_zone_state *zsp = zbc_zone(devip, lba);  in zbc_inc_wp()
2871 		if (lba != zsp->z_wp)  in zbc_inc_wp()
2874 		end = lba + num;  in zbc_inc_wp()
2876 			n = zend - lba;  in zbc_inc_wp()
2888 		lba += n;  in zbc_inc_wp()
2897 			unsigned long long lba, unsigned int num, bool write)  in check_zbc_access_params()  argument
2901 	struct sdeb_zone_state *zsp = zbc_zone(devip, lba);  in check_zbc_access_params()
2902 	struct sdeb_zone_state *zsp_end = zbc_zone(devip, lba + num - 1);  in check_zbc_access_params()
2950 		if (lba != zsp->z_wp) {  in check_zbc_access_params()
2974 			(struct scsi_cmnd *scp, unsigned long long lba,  in check_device_access_params()  argument
2980 	if (lba + num > sdebug_capacity) {  in check_device_access_params()
2995 		return check_zbc_access_params(scp, lba, num, write);  in check_device_access_params()
3018 			    u32 sg_skip, u64 lba, u32 num, bool do_write)  in do_device_access()  argument
3039 	block = do_div(lba, sdebug_store_sectors);  in do_device_access()
3075 static bool comp_write_worker(struct sdeb_store_info *sip, u64 lba, u32 num,  in comp_write_worker()  argument
3084 	block = do_div(lba, store_blks);  in comp_write_worker()
3300 	u64 lba;  in resp_read_dt0()  local
3307 		lba = get_unaligned_be64(cmd + 2);  in resp_read_dt0()
3313 		lba = get_unaligned_be32(cmd + 2);  in resp_read_dt0()
3319 		lba = (u32)cmd[3] | (u32)cmd[2] << 8 |  in resp_read_dt0()
3326 		lba = get_unaligned_be32(cmd + 2);  in resp_read_dt0()
3332 		lba = get_unaligned_be32(cmd + 2);  in resp_read_dt0()
3337 		lba = get_unaligned_be64(cmd + 12);  in resp_read_dt0()
3361 	ret = check_device_access_params(scp, lba, num, false);  in resp_read_dt0()
3365 		     (lba <= (sdebug_medium_error_start + sdebug_medium_error_count - 1)) &&  in resp_read_dt0()
3366 		     ((lba + num) > sdebug_medium_error_start))) {  in resp_read_dt0()
3372 			ret = (lba < OPT_MEDIUM_ERR_ADDR)  in resp_read_dt0()
3373 			      ? OPT_MEDIUM_ERR_ADDR : (int)lba;  in resp_read_dt0()
3384 		switch (prot_verify_read(scp, lba, num, ei_lba)) {  in resp_read_dt0()
3410 	ret = do_device_access(sip, scp, 0, lba, num, false);  in resp_read_dt0()
3509 static unsigned long lba_to_map_index(sector_t lba)  in lba_to_map_index()  argument
3512 		lba += sdebug_unmap_granularity - sdebug_unmap_alignment;  in lba_to_map_index()
3513 	sector_div(lba, sdebug_unmap_granularity);  in lba_to_map_index()
3514 	return lba;  in lba_to_map_index()
3519 	sector_t lba = index * sdebug_unmap_granularity;  in map_index_to_lba()  local
3522 		lba -= sdebug_unmap_granularity - sdebug_unmap_alignment;  in map_index_to_lba()
3523 	return lba;  in map_index_to_lba()
3526 static unsigned int map_state(struct sdeb_store_info *sip, sector_t lba,  in map_state()  argument
3534 	index = lba_to_map_index(lba);  in map_state()
3543 	*num = end - lba;  in map_state()
3547 static void map_region(struct sdeb_store_info *sip, sector_t lba,  in map_region()  argument
3550 	sector_t end = lba + len;  in map_region()
3552 	while (lba < end) {  in map_region()
3553 		unsigned long index = lba_to_map_index(lba);  in map_region()
3558 		lba = map_index_to_lba(index + 1);  in map_region()
3562 static void unmap_region(struct sdeb_store_info *sip, sector_t lba,  in unmap_region()  argument
3565 	sector_t end = lba + len;  in unmap_region()
3568 	while (lba < end) {  in unmap_region()
3569 		unsigned long index = lba_to_map_index(lba);  in unmap_region()
3571 		if (lba == map_index_to_lba(index) &&  in unmap_region()
3572 		    lba + sdebug_unmap_granularity <= end &&  in unmap_region()
3576 				memset(fsp + lba * sdebug_sector_size,  in unmap_region()
3582 				memset(sip->dif_storep + lba, 0xff,  in unmap_region()
3587 		lba = map_index_to_lba(index + 1);  in unmap_region()
3597 	u64 lba;  in resp_write_dt0()  local
3604 		lba = get_unaligned_be64(cmd + 2);  in resp_write_dt0()
3610 		lba = get_unaligned_be32(cmd + 2);  in resp_write_dt0()
3616 		lba = (u32)cmd[3] | (u32)cmd[2] << 8 |  in resp_write_dt0()
3623 		lba = get_unaligned_be32(cmd + 2);  in resp_write_dt0()
3629 		lba = get_unaligned_be32(cmd + 2);  in resp_write_dt0()
3634 		lba = get_unaligned_be64(cmd + 12);  in resp_write_dt0()
3654 	ret = check_device_access_params(scp, lba, num, true);  in resp_write_dt0()
3662 		switch (prot_verify_write(scp, lba, num, ei_lba)) {  in resp_write_dt0()
3688 	ret = do_device_access(sip, scp, 0, lba, num, true);  in resp_write_dt0()
3690 		map_region(sip, lba, num);  in resp_write_dt0()
3693 		zbc_inc_wp(devip, lba, num);  in resp_write_dt0()
3739 	u64 lba;  in resp_write_scat()  local
3806 		lba = get_unaligned_be64(up + 0);  in resp_write_scat()
3811 				my_name, __func__, k, lba, num, sg_off);  in resp_write_scat()
3814 		ret = check_device_access_params(scp, lba, num, true);  in resp_write_scat()
3833 			int prot_ret = prot_verify_write(scp, lba, num,  in resp_write_scat()
3844 		ret = do_device_access(sip, scp, sg_off, lba, num, true);  in resp_write_scat()
3847 			zbc_inc_wp(devip, lba, num);  in resp_write_scat()
3849 			map_region(sip, lba, num);  in resp_write_scat()
3889 static int resp_write_same(struct scsi_cmnd *scp, u64 lba, u32 num,  in resp_write_same()  argument
3905 	ret = check_device_access_params(scp, lba, num, true);  in resp_write_same()
3912 		unmap_region(sip, lba, num);  in resp_write_same()
3915 	lbaa = lba;  in resp_write_same()
3936 		lbaa = lba + i;  in resp_write_same()
3941 		map_region(sip, lba, num);  in resp_write_same()
3944 		zbc_inc_wp(devip, lba, num);  in resp_write_same()
3955 	u32 lba;  in resp_write_same_10()  local
3967 	lba = get_unaligned_be32(cmd + 2);  in resp_write_same_10()
3973 	return resp_write_same(scp, lba, num, ei_lba, unmap, false);  in resp_write_same_10()
3980 	u64 lba;  in resp_write_same_16()  local
3995 	lba = get_unaligned_be64(cmd + 2);  in resp_write_same_16()
4001 	return resp_write_same(scp, lba, num, ei_lba, unmap, ndob);  in resp_write_same_16()
4059 	u64 lba;  in resp_comp_write()  local
4066 	lba = get_unaligned_be64(cmd + 2);  in resp_comp_write()
4080 	ret = check_device_access_params(scp, lba, num, false);  in resp_comp_write()
4101 	if (!comp_write_worker(sip, lba, num, arr, false)) {  in resp_comp_write()
4107 		map_region(sip, lba, num);  in resp_comp_write()
4115 	__be64	lba;  member
4156 		unsigned long long lba = get_unaligned_be64(&desc[i].lba);  in resp_unmap()  local
4159 		ret = check_device_access_params(scp, lba, num, true);  in resp_unmap()
4163 		unmap_region(sip, lba, num);  in resp_unmap()
4181 	u64 lba;  in resp_get_lba_status()  local
4186 	lba = get_unaligned_be64(cmd + 2);  in resp_get_lba_status()
4192 	ret = check_device_access_params(scp, lba, 1, false);  in resp_get_lba_status()
4199 		mapped = map_state(sip, lba, &num);  in resp_get_lba_status()
4204 		if (sdebug_capacity - lba <= 0xffffffff)  in resp_get_lba_status()
4205 			num = sdebug_capacity - lba;  in resp_get_lba_status()
4212 	put_unaligned_be64(lba, arr + 8);	/* LBA */  in resp_get_lba_status()
4223 	u64 lba;  in resp_sync_cache()  local
4228 		lba = get_unaligned_be32(cmd + 2);  in resp_sync_cache()
4231 		lba = get_unaligned_be64(cmd + 2);  in resp_sync_cache()
4234 	if (lba + num_blocks > sdebug_capacity) {  in resp_sync_cache()
4256 	u64 lba;  in resp_pre_fetch()  local
4264 		lba = get_unaligned_be32(cmd + 2);  in resp_pre_fetch()
4267 		lba = get_unaligned_be64(cmd + 2);  in resp_pre_fetch()
4270 	if (lba + nblks > sdebug_capacity) {  in resp_pre_fetch()
4277 	block = do_div(lba, sdebug_store_sectors);  in resp_pre_fetch()
4404 	u64 lba;  in resp_verify()  local
4420 		lba = get_unaligned_be64(cmd + 2);  in resp_verify()
4424 		lba = get_unaligned_be32(cmd + 2);  in resp_verify()
4435 	ret = check_device_access_params(scp, lba, a_num, false);  in resp_verify()
4462 	if (!comp_write_worker(sip, lba, vnum, arr, true)) {  in resp_verify()
4483 	u64 lba, zs_lba;  in resp_report_zones()  local
4517 	for (lba = zs_lba; lba < sdebug_capacity;  in resp_report_zones()
4518 	     lba = zsp->z_start + zsp->z_size) {  in resp_report_zones()
4519 		if (WARN_ONCE(zbc_zone(devip, lba) == zsp, "lba = %llu\n", lba))  in resp_report_zones()
4521 		zsp = zbc_zone(devip, lba);  in resp_report_zones()