96 target_scsi2_reservation_check(struct se_cmd *cmd)  in target_scsi2_reservation_check()  argument
98 	struct se_device *dev = cmd->se_dev;  in target_scsi2_reservation_check()
99 	struct se_session *sess = cmd->se_sess;  in target_scsi2_reservation_check()
101 	switch (cmd->t_task_cdb[0]) {  in target_scsi2_reservation_check()
128 static int target_check_scsi2_reservation_conflict(struct se_cmd *cmd)  in target_check_scsi2_reservation_conflict()  argument
130 	struct se_session *se_sess = cmd->se_sess;  in target_check_scsi2_reservation_conflict()
131 	struct se_device *dev = cmd->se_dev;  in target_check_scsi2_reservation_conflict()
136 	pr_reg = core_scsi3_locate_pr_reg(cmd->se_dev, se_sess->se_node_acl,  in target_check_scsi2_reservation_conflict()
200 target_scsi2_reservation_release(struct se_cmd *cmd)  in target_scsi2_reservation_release()  argument
202 	struct se_device *dev = cmd->se_dev;  in target_scsi2_reservation_release()
203 	struct se_session *sess = cmd->se_sess;  in target_scsi2_reservation_release()
209 	rc = target_check_scsi2_reservation_conflict(cmd);  in target_scsi2_reservation_release()
235 		cmd->se_lun->unpacked_lun, cmd->orig_fe_lun,  in target_scsi2_reservation_release()
241 	target_complete_cmd(cmd, GOOD);  in target_scsi2_reservation_release()
246 target_scsi2_reservation_reserve(struct se_cmd *cmd)  in target_scsi2_reservation_reserve()  argument
248 	struct se_device *dev = cmd->se_dev;  in target_scsi2_reservation_reserve()
249 	struct se_session *sess = cmd->se_sess;  in target_scsi2_reservation_reserve()
254 	if ((cmd->t_task_cdb[1] & 0x01) &&  in target_scsi2_reservation_reserve()
255 	    (cmd->t_task_cdb[1] & 0x02)) {  in target_scsi2_reservation_reserve()
266 	rc = target_check_scsi2_reservation_conflict(cmd);  in target_scsi2_reservation_reserve()
280 			cmd->se_lun->unpacked_lun,  in target_scsi2_reservation_reserve()
283 			" from %s \n", cmd->se_lun->unpacked_lun,  in target_scsi2_reservation_reserve()
284 			cmd->orig_fe_lun,  in target_scsi2_reservation_reserve()
298 		cmd->se_lun->unpacked_lun, cmd->orig_fe_lun,  in target_scsi2_reservation_reserve()
305 		target_complete_cmd(cmd, GOOD);  in target_scsi2_reservation_reserve()
316 static int core_scsi3_pr_seq_non_holder(struct se_cmd *cmd, u32 pr_reg_type,  in core_scsi3_pr_seq_non_holder()  argument
319 	unsigned char *cdb = cmd->t_task_cdb;  in core_scsi3_pr_seq_non_holder()
320 	struct se_session *se_sess = cmd->se_sess;  in core_scsi3_pr_seq_non_holder()
335 		se_deve = target_nacl_find_deve(nacl, cmd->orig_fe_lun);  in core_scsi3_pr_seq_non_holder()
500 		if (cmd->data_direction == DMA_TO_DEVICE) {  in core_scsi3_pr_seq_non_holder()
506 				transport_dump_cmd_direction(cmd),  in core_scsi3_pr_seq_non_holder()
548                if (cmd->data_direction == DMA_FROM_DEVICE) {  in core_scsi3_pr_seq_non_holder()
557 		" for %s reservation\n", transport_dump_cmd_direction(cmd),  in core_scsi3_pr_seq_non_holder()
566 target_scsi3_pr_reservation_check(struct se_cmd *cmd)  in target_scsi3_pr_reservation_check()  argument
568 	struct se_device *dev = cmd->se_dev;  in target_scsi3_pr_reservation_check()
569 	struct se_session *sess = cmd->se_sess;  in target_scsi3_pr_reservation_check()
577 	cmd->pr_res_key = dev->dev_pr_res_holder->pr_res_key;  in target_scsi3_pr_reservation_check()
592 	if (core_scsi3_pr_seq_non_holder(cmd, pr_reg_type, isid_mismatch))  in target_scsi3_pr_reservation_check()
1499 	struct se_cmd *cmd,  in core_scsi3_decode_spec_i_port()  argument
1506 	struct se_device *dev = cmd->se_dev;  in core_scsi3_decode_spec_i_port()
1508 	struct se_session *se_sess = cmd->se_sess;  in core_scsi3_decode_spec_i_port()
1536 	local_pr_reg = __core_scsi3_alloc_registration(cmd->se_dev,  in core_scsi3_decode_spec_i_port()
1537 				se_sess->se_node_acl, cmd->se_lun,  in core_scsi3_decode_spec_i_port()
1538 				NULL, cmd->orig_fe_lun, l_isid,  in core_scsi3_decode_spec_i_port()
1553 	if (cmd->data_length < 28) {  in core_scsi3_decode_spec_i_port()
1555 			" length too small: %u\n", cmd->data_length);  in core_scsi3_decode_spec_i_port()
1560 	buf = transport_kmap_data_sg(cmd);  in core_scsi3_decode_spec_i_port()
1576 	if ((tpdl + 28) != cmd->data_length) {  in core_scsi3_decode_spec_i_port()
1579 			cmd->data_length);  in core_scsi3_decode_spec_i_port()
1670 			dest_tpg->se_tpg_tfo->get_fabric_name(), cmd->data_length,  in core_scsi3_decode_spec_i_port()
1770 		dest_pr_reg = __core_scsi3_alloc_registration(cmd->se_dev,  in core_scsi3_decode_spec_i_port()
1791 	transport_kunmap_data_sg(cmd);  in core_scsi3_decode_spec_i_port()
1818 		__core_scsi3_add_registration(cmd->se_dev, dest_node_acl,  in core_scsi3_decode_spec_i_port()
1839 	transport_kunmap_data_sg(cmd);  in core_scsi3_decode_spec_i_port()
2060 core_scsi3_emulate_pro_register(struct se_cmd *cmd, u64 res_key, u64 sa_res_key,  in core_scsi3_emulate_pro_register()  argument
2063 	struct se_session *se_sess = cmd->se_sess;  in core_scsi3_emulate_pro_register()
2064 	struct se_device *dev = cmd->se_dev;  in core_scsi3_emulate_pro_register()
2065 	struct se_lun *se_lun = cmd->se_lun;  in core_scsi3_emulate_pro_register()
2107 			if (core_scsi3_alloc_registration(cmd->se_dev,  in core_scsi3_emulate_pro_register()
2108 					se_sess->se_node_acl, cmd->se_lun,  in core_scsi3_emulate_pro_register()
2109 					NULL, cmd->orig_fe_lun, isid_ptr,  in core_scsi3_emulate_pro_register()
2125 			ret = core_scsi3_decode_spec_i_port(cmd, se_tpg,  in core_scsi3_emulate_pro_register()
2173 		pr_reg->pr_res_generation = core_scsi3_pr_generation(cmd->se_dev);  in core_scsi3_emulate_pro_register()
2177 			 " 0x%08x\n", cmd->se_tfo->get_fabric_name(),  in core_scsi3_emulate_pro_register()
2187 		pr_holder = core_scsi3_check_implicit_release(cmd->se_dev,  in core_scsi3_emulate_pro_register()
2222 		__core_scsi3_free_registration(cmd->se_dev, pr_reg, NULL, 1);  in core_scsi3_emulate_pro_register()
2285 core_scsi3_pro_reserve(struct se_cmd *cmd, int type, int scope, u64 res_key)  in core_scsi3_pro_reserve()  argument
2287 	struct se_device *dev = cmd->se_dev;  in core_scsi3_pro_reserve()
2288 	struct se_session *se_sess = cmd->se_sess;  in core_scsi3_pro_reserve()
2289 	struct se_lun *se_lun = cmd->se_lun;  in core_scsi3_pro_reserve()
2304 	pr_reg = core_scsi3_locate_pr_reg(cmd->se_dev, se_sess->se_node_acl,  in core_scsi3_pro_reserve()
2365 				cmd->se_tfo->get_fabric_name(),  in core_scsi3_pro_reserve()
2388 				cmd->se_tfo->get_fabric_name(),  in core_scsi3_pro_reserve()
2423 		cmd->se_tfo->get_fabric_name(), core_scsi3_pr_dump_type(type),  in core_scsi3_pro_reserve()
2426 			cmd->se_tfo->get_fabric_name(),  in core_scsi3_pro_reserve()
2432 		core_scsi3_update_and_write_aptpl(cmd->se_dev, true);  in core_scsi3_pro_reserve()
2441 core_scsi3_emulate_pro_reserve(struct se_cmd *cmd, int type, int scope,  in core_scsi3_emulate_pro_reserve()  argument
2451 		return core_scsi3_pro_reserve(cmd, type, scope, res_key);  in core_scsi3_emulate_pro_reserve()
2529 core_scsi3_emulate_pro_release(struct se_cmd *cmd, int type, int scope,  in core_scsi3_emulate_pro_release()  argument
2532 	struct se_device *dev = cmd->se_dev;  in core_scsi3_emulate_pro_release()
2533 	struct se_session *se_sess = cmd->se_sess;  in core_scsi3_emulate_pro_release()
2534 	struct se_lun *se_lun = cmd->se_lun;  in core_scsi3_emulate_pro_release()
2618 			cmd->se_tfo->get_fabric_name(),  in core_scsi3_emulate_pro_release()
2678 		core_scsi3_update_and_write_aptpl(cmd->se_dev, true);  in core_scsi3_emulate_pro_release()
2686 core_scsi3_emulate_pro_clear(struct se_cmd *cmd, u64 res_key)  in core_scsi3_emulate_pro_clear()  argument
2688 	struct se_device *dev = cmd->se_dev;  in core_scsi3_emulate_pro_clear()
2690 	struct se_session *se_sess = cmd->se_sess;  in core_scsi3_emulate_pro_clear()
2698 	pr_reg_n = core_scsi3_locate_pr_reg(cmd->se_dev,  in core_scsi3_emulate_pro_clear()
2761 		cmd->se_tfo->get_fabric_name());  in core_scsi3_emulate_pro_clear()
2763 	core_scsi3_update_and_write_aptpl(cmd->se_dev, false);  in core_scsi3_emulate_pro_clear()
2840 core_scsi3_pro_preempt(struct se_cmd *cmd, int type, int scope, u64 res_key,  in core_scsi3_pro_preempt()  argument
2843 	struct se_device *dev = cmd->se_dev;  in core_scsi3_pro_preempt()
2845 	struct se_session *se_sess = cmd->se_sess;  in core_scsi3_pro_preempt()
2857 	pr_reg_n = core_scsi3_locate_pr_reg(cmd->se_dev, se_sess->se_node_acl,  in core_scsi3_pro_preempt()
2998 			core_scsi3_update_and_write_aptpl(cmd->se_dev, true);  in core_scsi3_pro_preempt()
3001 		core_scsi3_pr_generation(cmd->se_dev);  in core_scsi3_pro_preempt()
3121 		core_tmr_lun_reset(dev, NULL, &preempt_and_abort_list, cmd);  in core_scsi3_pro_preempt()
3127 		core_scsi3_update_and_write_aptpl(cmd->se_dev, true);  in core_scsi3_pro_preempt()
3130 	core_scsi3_pr_generation(cmd->se_dev);  in core_scsi3_pro_preempt()
3135 core_scsi3_emulate_pro_preempt(struct se_cmd *cmd, int type, int scope,  in core_scsi3_emulate_pro_preempt()  argument
3145 		return core_scsi3_pro_preempt(cmd, type, scope, res_key,  in core_scsi3_emulate_pro_preempt()
3156 core_scsi3_emulate_pro_register_and_move(struct se_cmd *cmd, u64 res_key,  in core_scsi3_emulate_pro_register_and_move()  argument
3159 	struct se_session *se_sess = cmd->se_sess;  in core_scsi3_emulate_pro_register_and_move()
3160 	struct se_device *dev = cmd->se_dev;  in core_scsi3_emulate_pro_register_and_move()
3162 	struct se_lun *se_lun = cmd->se_lun, *tmp_lun;  in core_scsi3_emulate_pro_register_and_move()
3191 	pr_reg = core_scsi3_locate_pr_reg(cmd->se_dev, se_sess->se_node_acl,  in core_scsi3_emulate_pro_register_and_move()
3224 	buf = transport_kmap_data_sg(cmd);  in core_scsi3_emulate_pro_register_and_move()
3236 	transport_kunmap_data_sg(cmd);  in core_scsi3_emulate_pro_register_and_move()
3239 	if ((tid_len + 24) != cmd->data_length) {  in core_scsi3_emulate_pro_register_and_move()
3242 			cmd->data_length);  in core_scsi3_emulate_pro_register_and_move()
3280 	buf = transport_kmap_data_sg(cmd);  in core_scsi3_emulate_pro_register_and_move()
3308 	transport_kunmap_data_sg(cmd);  in core_scsi3_emulate_pro_register_and_move()
3478 		if (core_scsi3_alloc_registration(cmd->se_dev, dest_node_acl,  in core_scsi3_emulate_pro_register_and_move()
3541 	core_scsi3_update_and_write_aptpl(cmd->se_dev, aptpl);  in core_scsi3_emulate_pro_register_and_move()
3543 	transport_kunmap_data_sg(cmd);  in core_scsi3_emulate_pro_register_and_move()
3549 		transport_kunmap_data_sg(cmd);  in core_scsi3_emulate_pro_register_and_move()
3575 target_scsi3_emulate_pr_out(struct se_cmd *cmd)  in target_scsi3_emulate_pr_out()  argument
3577 	struct se_device *dev = cmd->se_dev;  in target_scsi3_emulate_pr_out()
3578 	unsigned char *cdb = &cmd->t_task_cdb[0];  in target_scsi3_emulate_pr_out()
3594 	if (cmd->se_dev->dev_reservation_flags & DRF_SPC2_RESERVATIONS) {  in target_scsi3_emulate_pr_out()
3605 	if (!cmd->se_sess)  in target_scsi3_emulate_pr_out()
3608 	if (cmd->data_length < 24) {  in target_scsi3_emulate_pr_out()
3610 			" length too small: %u\n", cmd->data_length);  in target_scsi3_emulate_pr_out()
3621 	buf = transport_kmap_data_sg(cmd);  in target_scsi3_emulate_pr_out()
3649 	transport_kunmap_data_sg(cmd);  in target_scsi3_emulate_pr_out()
3668 	    (cmd->data_length != 24)) {  in target_scsi3_emulate_pr_out()
3670 			" list length: %u\n", cmd->data_length);  in target_scsi3_emulate_pr_out()
3681 		ret = core_scsi3_emulate_pro_register(cmd,  in target_scsi3_emulate_pr_out()
3685 		ret = core_scsi3_emulate_pro_reserve(cmd, type, scope, res_key);  in target_scsi3_emulate_pr_out()
3688 		ret = core_scsi3_emulate_pro_release(cmd, type, scope, res_key);  in target_scsi3_emulate_pr_out()
3691 		ret = core_scsi3_emulate_pro_clear(cmd, res_key);  in target_scsi3_emulate_pr_out()
3694 		ret = core_scsi3_emulate_pro_preempt(cmd, type, scope,  in target_scsi3_emulate_pr_out()
3698 		ret = core_scsi3_emulate_pro_preempt(cmd, type, scope,  in target_scsi3_emulate_pr_out()
3702 		ret = core_scsi3_emulate_pro_register(cmd,  in target_scsi3_emulate_pr_out()
3706 		ret = core_scsi3_emulate_pro_register_and_move(cmd, res_key,  in target_scsi3_emulate_pr_out()
3716 		target_complete_cmd(cmd, GOOD);  in target_scsi3_emulate_pr_out()
3726 core_scsi3_pri_read_keys(struct se_cmd *cmd)  in core_scsi3_pri_read_keys()  argument
3728 	struct se_device *dev = cmd->se_dev;  in core_scsi3_pri_read_keys()
3733 	if (cmd->data_length < 8) {  in core_scsi3_pri_read_keys()
3735 			" too small\n", cmd->data_length);  in core_scsi3_pri_read_keys()
3739 	buf = transport_kmap_data_sg(cmd);  in core_scsi3_pri_read_keys()
3755 		if ((add_len + 8) > (cmd->data_length - 8))  in core_scsi3_pri_read_keys()
3776 	transport_kunmap_data_sg(cmd);  in core_scsi3_pri_read_keys()
3787 core_scsi3_pri_read_reservation(struct se_cmd *cmd)  in core_scsi3_pri_read_reservation()  argument
3789 	struct se_device *dev = cmd->se_dev;  in core_scsi3_pri_read_reservation()
3795 	if (cmd->data_length < 8) {  in core_scsi3_pri_read_reservation()
3797 			" too small\n", cmd->data_length);  in core_scsi3_pri_read_reservation()
3801 	buf = transport_kmap_data_sg(cmd);  in core_scsi3_pri_read_reservation()
3821 		if (cmd->data_length < 22)  in core_scsi3_pri_read_reservation()
3863 	transport_kunmap_data_sg(cmd);  in core_scsi3_pri_read_reservation()
3874 core_scsi3_pri_report_capabilities(struct se_cmd *cmd)  in core_scsi3_pri_report_capabilities()  argument
3876 	struct se_device *dev = cmd->se_dev;  in core_scsi3_pri_report_capabilities()
3881 	if (cmd->data_length < 6) {  in core_scsi3_pri_report_capabilities()
3883 			" %u too small\n", cmd->data_length);  in core_scsi3_pri_report_capabilities()
3887 	buf = transport_kmap_data_sg(cmd);  in core_scsi3_pri_report_capabilities()
3921 	transport_kunmap_data_sg(cmd);  in core_scsi3_pri_report_capabilities()
3932 core_scsi3_pri_read_full_status(struct se_cmd *cmd)  in core_scsi3_pri_read_full_status()  argument
3934 	struct se_device *dev = cmd->se_dev;  in core_scsi3_pri_read_full_status()
3946 	if (cmd->data_length < 8) {  in core_scsi3_pri_read_full_status()
3948 			" too small\n", cmd->data_length);  in core_scsi3_pri_read_full_status()
3952 	buf = transport_kmap_data_sg(cmd);  in core_scsi3_pri_read_full_status()
3991 		    exp_desc_len + add_len > cmd->data_length) {  in core_scsi3_pri_read_full_status()
3993 				" out of buffer: %d\n", cmd->data_length);  in core_scsi3_pri_read_full_status()
4096 	transport_kunmap_data_sg(cmd);  in core_scsi3_pri_read_full_status()
4102 target_scsi3_emulate_pr_in(struct se_cmd *cmd)  in target_scsi3_emulate_pr_in()  argument
4115 	if (cmd->se_dev->dev_reservation_flags & DRF_SPC2_RESERVATIONS) {  in target_scsi3_emulate_pr_in()
4122 	switch (cmd->t_task_cdb[1] & 0x1f) {  in target_scsi3_emulate_pr_in()
4124 		ret = core_scsi3_pri_read_keys(cmd);  in target_scsi3_emulate_pr_in()
4127 		ret = core_scsi3_pri_read_reservation(cmd);  in target_scsi3_emulate_pr_in()
4130 		ret = core_scsi3_pri_report_capabilities(cmd);  in target_scsi3_emulate_pr_in()
4133 		ret = core_scsi3_pri_read_full_status(cmd);  in target_scsi3_emulate_pr_in()
4137 			" action: 0x%02x\n", cmd->t_task_cdb[1] & 0x1f);  in target_scsi3_emulate_pr_in()
4142 		target_complete_cmd(cmd, GOOD);  in target_scsi3_emulate_pr_in()
4147 target_check_reservation(struct se_cmd *cmd)  in target_check_reservation()  argument
4149 	struct se_device *dev = cmd->se_dev;  in target_check_reservation()
4152 	if (!cmd->se_sess)  in target_check_reservation()
4161 		ret = target_scsi2_reservation_check(cmd);  in target_check_reservation()
4163 		ret = target_scsi3_pr_reservation_check(cmd);  in target_check_reservation()