1 // SPDX-License-Identifier: GPL-2.0
4  * Copyright (c) 2015-2016 HGST, a Western Digital Company.
16 	u32 len = le16_to_cpu(cmd->get_log_page.numdu);  in nvmet_get_log_page_len()  local
18 	len <<= 16;  in nvmet_get_log_page_len()
19 	len += le16_to_cpu(cmd->get_log_page.numdl);  in nvmet_get_log_page_len()
21 	len += 1;  in nvmet_get_log_page_len()
22 	len *= sizeof(u32);  in nvmet_get_log_page_len()
24 	return len;  in nvmet_get_log_page_len()
29 	return le64_to_cpu(cmd->get_log_page.lpo);  in nvmet_get_log_page_offset()
34 	nvmet_req_complete(req, nvmet_zero_sgl(req, 0, req->data_len));  in nvmet_execute_get_log_page_noop()
39 	struct nvmet_ctrl *ctrl = req->sq->ctrl;  in nvmet_execute_get_log_page_error()  local
45 	spin_lock_irqsave(&ctrl->error_lock, flags);  in nvmet_execute_get_log_page_error()
46 	slot = ctrl->err_counter % NVMET_ERROR_LOG_SLOTS;  in nvmet_execute_get_log_page_error()
49 		if (nvmet_copy_to_sgl(req, offset, &ctrl->slots[slot],  in nvmet_execute_get_log_page_error()
54 			slot = NVMET_ERROR_LOG_SLOTS - 1;  in nvmet_execute_get_log_page_error()
56 			slot--;  in nvmet_execute_get_log_page_error()
59 	spin_unlock_irqrestore(&ctrl->error_lock, flags);  in nvmet_execute_get_log_page_error()
69 	ns = nvmet_find_namespace(req->sq->ctrl, req->cmd->get_log_page.nsid);  in nvmet_get_smart_log_nsid()
72 				le32_to_cpu(req->cmd->get_log_page.nsid));  in nvmet_get_smart_log_nsid()
73 		req->error_loc = offsetof(struct nvme_rw_command, nsid);  in nvmet_get_smart_log_nsid()
78 	if (!ns->bdev)  in nvmet_get_smart_log_nsid()
81 	host_reads = part_stat_read(ns->bdev->bd_part, ios[READ]);  in nvmet_get_smart_log_nsid()
82 	data_units_read = DIV_ROUND_UP(part_stat_read(ns->bdev->bd_part,  in nvmet_get_smart_log_nsid()
84 	host_writes = part_stat_read(ns->bdev->bd_part, ios[WRITE]);  in nvmet_get_smart_log_nsid()
85 	data_units_written = DIV_ROUND_UP(part_stat_read(ns->bdev->bd_part,  in nvmet_get_smart_log_nsid()
88 	put_unaligned_le64(host_reads, &slog->host_reads[0]);  in nvmet_get_smart_log_nsid()
89 	put_unaligned_le64(data_units_read, &slog->data_units_read[0]);  in nvmet_get_smart_log_nsid()
90 	put_unaligned_le64(host_writes, &slog->host_writes[0]);  in nvmet_get_smart_log_nsid()
91 	put_unaligned_le64(data_units_written, &slog->data_units_written[0]);  in nvmet_get_smart_log_nsid()
104 	struct nvmet_ctrl *ctrl;  in nvmet_get_smart_log_all()  local
106 	ctrl = req->sq->ctrl;  in nvmet_get_smart_log_all()
109 	list_for_each_entry_rcu(ns, &ctrl->subsys->namespaces, dev_link) {  in nvmet_get_smart_log_all()
111 		if (!ns->bdev)  in nvmet_get_smart_log_all()
113 		host_reads += part_stat_read(ns->bdev->bd_part, ios[READ]);  in nvmet_get_smart_log_all()
115 			part_stat_read(ns->bdev->bd_part, sectors[READ]), 1000);  in nvmet_get_smart_log_all()
116 		host_writes += part_stat_read(ns->bdev->bd_part, ios[WRITE]);  in nvmet_get_smart_log_all()
118 			part_stat_read(ns->bdev->bd_part, sectors[WRITE]), 1000);  in nvmet_get_smart_log_all()
123 	put_unaligned_le64(host_reads, &slog->host_reads[0]);  in nvmet_get_smart_log_all()
124 	put_unaligned_le64(data_units_read, &slog->data_units_read[0]);  in nvmet_get_smart_log_all()
125 	put_unaligned_le64(host_writes, &slog->host_writes[0]);  in nvmet_get_smart_log_all()
126 	put_unaligned_le64(data_units_written, &slog->data_units_written[0]);  in nvmet_get_smart_log_all()
137 	if (req->data_len != sizeof(*log))  in nvmet_execute_get_log_page_smart()
144 	if (req->cmd->get_log_page.nsid == cpu_to_le32(NVME_NSID_ALL))  in nvmet_execute_get_log_page_smart()
151 	spin_lock_irqsave(&req->sq->ctrl->error_lock, flags);  in nvmet_execute_get_log_page_smart()
152 	put_unaligned_le64(req->sq->ctrl->err_counter,  in nvmet_execute_get_log_page_smart()
153 			&log->num_err_log_entries);  in nvmet_execute_get_log_page_smart()
154 	spin_unlock_irqrestore(&req->sq->ctrl->error_lock, flags);  in nvmet_execute_get_log_page_smart()
172 	log->acs[nvme_admin_get_log_page]	= cpu_to_le32(1 << 0);  in nvmet_execute_get_log_cmd_effects_ns()
173 	log->acs[nvme_admin_identify]		= cpu_to_le32(1 << 0);  in nvmet_execute_get_log_cmd_effects_ns()
174 	log->acs[nvme_admin_abort_cmd]		= cpu_to_le32(1 << 0);  in nvmet_execute_get_log_cmd_effects_ns()
175 	log->acs[nvme_admin_set_features]	= cpu_to_le32(1 << 0);  in nvmet_execute_get_log_cmd_effects_ns()
176 	log->acs[nvme_admin_get_features]	= cpu_to_le32(1 << 0);  in nvmet_execute_get_log_cmd_effects_ns()
177 	log->acs[nvme_admin_async_event]	= cpu_to_le32(1 << 0);  in nvmet_execute_get_log_cmd_effects_ns()
178 	log->acs[nvme_admin_keep_alive]		= cpu_to_le32(1 << 0);  in nvmet_execute_get_log_cmd_effects_ns()
180 	log->iocs[nvme_cmd_read]		= cpu_to_le32(1 << 0);  in nvmet_execute_get_log_cmd_effects_ns()
181 	log->iocs[nvme_cmd_write]		= cpu_to_le32(1 << 0);  in nvmet_execute_get_log_cmd_effects_ns()
182 	log->iocs[nvme_cmd_flush]		= cpu_to_le32(1 << 0);  in nvmet_execute_get_log_cmd_effects_ns()
183 	log->iocs[nvme_cmd_dsm]			= cpu_to_le32(1 << 0);  in nvmet_execute_get_log_cmd_effects_ns()
184 	log->iocs[nvme_cmd_write_zeroes]	= cpu_to_le32(1 << 0);  in nvmet_execute_get_log_cmd_effects_ns()
195 	struct nvmet_ctrl *ctrl = req->sq->ctrl;  in nvmet_execute_get_log_changed_ns()  local
197 	size_t len;  in nvmet_execute_get_log_changed_ns()  local
199 	if (req->data_len != NVME_MAX_CHANGED_NAMESPACES * sizeof(__le32))  in nvmet_execute_get_log_changed_ns()
202 	mutex_lock(&ctrl->lock);  in nvmet_execute_get_log_changed_ns()
203 	if (ctrl->nr_changed_ns == U32_MAX)  in nvmet_execute_get_log_changed_ns()
204 		len = sizeof(__le32);  in nvmet_execute_get_log_changed_ns()
206 		len = ctrl->nr_changed_ns * sizeof(__le32);  in nvmet_execute_get_log_changed_ns()
207 	status = nvmet_copy_to_sgl(req, 0, ctrl->changed_ns_list, len);  in nvmet_execute_get_log_changed_ns()
209 		status = nvmet_zero_sgl(req, len, req->data_len - len);  in nvmet_execute_get_log_changed_ns()
210 	ctrl->nr_changed_ns = 0;  in nvmet_execute_get_log_changed_ns()
212 	mutex_unlock(&ctrl->lock);  in nvmet_execute_get_log_changed_ns()
220 	struct nvmet_ctrl *ctrl = req->sq->ctrl;  in nvmet_format_ana_group()  local
224 	if (!(req->cmd->get_log_page.lsp & NVME_ANA_LOG_RGO)) {  in nvmet_format_ana_group()
226 		list_for_each_entry_rcu(ns, &ctrl->subsys->namespaces, dev_link)  in nvmet_format_ana_group()
227 			if (ns->anagrpid == grpid)  in nvmet_format_ana_group()
228 				desc->nsids[count++] = cpu_to_le32(ns->nsid);  in nvmet_format_ana_group()
232 	desc->grpid = cpu_to_le32(grpid);  in nvmet_format_ana_group()
233 	desc->nnsids = cpu_to_le32(count);  in nvmet_format_ana_group()
234 	desc->chgcnt = cpu_to_le64(nvmet_ana_chgcnt);  in nvmet_format_ana_group()
235 	desc->state = req->port->ana_state[grpid];  in nvmet_format_ana_group()
236 	memset(desc->rsvd17, 0, sizeof(desc->rsvd17));  in nvmet_format_ana_group()
245 	size_t len;  in nvmet_execute_get_log_page_ana()  local
260 		len = nvmet_format_ana_group(req, grpid, desc);  in nvmet_execute_get_log_page_ana()
261 		status = nvmet_copy_to_sgl(req, offset, desc, len);  in nvmet_execute_get_log_page_ana()
264 		offset += len;  in nvmet_execute_get_log_page_ana()
287 	struct nvmet_ctrl *ctrl = req->sq->ctrl;  in nvmet_execute_identify_ctrl()  local
299 	id->vid = 0;  in nvmet_execute_identify_ctrl()
300 	id->ssvid = 0;  in nvmet_execute_identify_ctrl()
302 	memset(id->sn, ' ', sizeof(id->sn));  in nvmet_execute_identify_ctrl()
303 	bin2hex(id->sn, &ctrl->subsys->serial,  in nvmet_execute_identify_ctrl()
304 		min(sizeof(ctrl->subsys->serial), sizeof(id->sn) / 2));  in nvmet_execute_identify_ctrl()
305 	memcpy_and_pad(id->mn, sizeof(id->mn), model, sizeof(model) - 1, ' ');  in nvmet_execute_identify_ctrl()
306 	memcpy_and_pad(id->fr, sizeof(id->fr),  in nvmet_execute_identify_ctrl()
309 	id->rab = 6;  in nvmet_execute_identify_ctrl()
317 	id->cmic = (1 << 0) | (1 << 1) | (1 << 3);  in nvmet_execute_identify_ctrl()
320 	id->mdts = 0;  in nvmet_execute_identify_ctrl()
321 	id->cntlid = cpu_to_le16(ctrl->cntlid);  in nvmet_execute_identify_ctrl()
322 	id->ver = cpu_to_le32(ctrl->subsys->ver);  in nvmet_execute_identify_ctrl()
325 	id->oaes = cpu_to_le32(NVMET_AEN_CFG_OPTIONAL);  in nvmet_execute_identify_ctrl()
326 	id->ctratt = cpu_to_le32(NVME_CTRL_ATTR_HID_128_BIT |  in nvmet_execute_identify_ctrl()
329 	id->oacs = 0;  in nvmet_execute_identify_ctrl()
336 	id->acl = 3;  in nvmet_execute_identify_ctrl()
338 	id->aerl = NVMET_ASYNC_EVENTS - 1;  in nvmet_execute_identify_ctrl()
340 	/* first slot is read-only, only one slot supported */  in nvmet_execute_identify_ctrl()
341 	id->frmw = (1 << 0) | (1 << 1);  in nvmet_execute_identify_ctrl()
342 	id->lpa = (1 << 0) | (1 << 1) | (1 << 2);  in nvmet_execute_identify_ctrl()
343 	id->elpe = NVMET_ERROR_LOG_SLOTS - 1;  in nvmet_execute_identify_ctrl()
344 	id->npss = 0;  in nvmet_execute_identify_ctrl()
346 	/* We support keep-alive timeout in granularity of seconds */  in nvmet_execute_identify_ctrl()
347 	id->kas = cpu_to_le16(NVMET_KAS);  in nvmet_execute_identify_ctrl()
349 	id->sqes = (0x6 << 4) | 0x6;  in nvmet_execute_identify_ctrl()
350 	id->cqes = (0x4 << 4) | 0x4;  in nvmet_execute_identify_ctrl()
352 	/* no enforcement soft-limit for maxcmd - pick arbitrary high value */  in nvmet_execute_identify_ctrl()
353 	id->maxcmd = cpu_to_le16(NVMET_MAX_CMD);  in nvmet_execute_identify_ctrl()
355 	id->nn = cpu_to_le32(ctrl->subsys->max_nsid);  in nvmet_execute_identify_ctrl()
356 	id->mnan = cpu_to_le32(NVMET_MAX_NAMESPACES);  in nvmet_execute_identify_ctrl()
357 	id->oncs = cpu_to_le16(NVME_CTRL_ONCS_DSM |  in nvmet_execute_identify_ctrl()
361 	id->vwc = NVME_CTRL_VWC_PRESENT;  in nvmet_execute_identify_ctrl()
367 	id->awun = 0;  in nvmet_execute_identify_ctrl()
368 	id->awupf = 0;  in nvmet_execute_identify_ctrl()
370 	id->sgls = cpu_to_le32(1 << 0);	/* we always support SGLs */  in nvmet_execute_identify_ctrl()
371 	if (ctrl->ops->has_keyed_sgls)  in nvmet_execute_identify_ctrl()
372 		id->sgls |= cpu_to_le32(1 << 2);  in nvmet_execute_identify_ctrl()
373 	if (req->port->inline_data_size)  in nvmet_execute_identify_ctrl()
374 		id->sgls |= cpu_to_le32(1 << 20);  in nvmet_execute_identify_ctrl()
376 	strlcpy(id->subnqn, ctrl->subsys->subsysnqn, sizeof(id->subnqn));  in nvmet_execute_identify_ctrl()
378 	/* Max command capsule size is sqe + single page of in-capsule data */  in nvmet_execute_identify_ctrl()
379 	id->ioccsz = cpu_to_le32((sizeof(struct nvme_command) +  in nvmet_execute_identify_ctrl()
380 				  req->port->inline_data_size) / 16);  in nvmet_execute_identify_ctrl()
382 	id->iorcsz = cpu_to_le32(sizeof(struct nvme_completion) / 16);  in nvmet_execute_identify_ctrl()
384 	id->msdbd = ctrl->ops->msdbd;  in nvmet_execute_identify_ctrl()
386 	id->anacap = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) | (1 << 4);  in nvmet_execute_identify_ctrl()
387 	id->anatt = 10; /* random value */  in nvmet_execute_identify_ctrl()
388 	id->anagrpmax = cpu_to_le32(NVMET_MAX_ANAGRPS);  in nvmet_execute_identify_ctrl()
389 	id->nanagrpid = cpu_to_le32(NVMET_MAX_ANAGRPS);  in nvmet_execute_identify_ctrl()
395 	id->psd[0].max_power = cpu_to_le16(0x9c4);  in nvmet_execute_identify_ctrl()
396 	id->psd[0].entry_lat = cpu_to_le32(0x10);  in nvmet_execute_identify_ctrl()
397 	id->psd[0].exit_lat = cpu_to_le32(0x4);  in nvmet_execute_identify_ctrl()
399 	id->nwpc = 1 << 0; /* write protect and no write protect */  in nvmet_execute_identify_ctrl()
414 	if (le32_to_cpu(req->cmd->identify.nsid) == NVME_NSID_ALL) {  in nvmet_execute_identify_ns()
415 		req->error_loc = offsetof(struct nvme_identify, nsid);  in nvmet_execute_identify_ns()
427 	ns = nvmet_find_namespace(req->sq->ctrl, req->cmd->identify.nsid);  in nvmet_execute_identify_ns()
435 	id->ncap = id->nsze = cpu_to_le64(ns->size >> ns->blksize_shift);  in nvmet_execute_identify_ns()
436 	switch (req->port->ana_state[ns->anagrpid]) {  in nvmet_execute_identify_ns()
441 		id->nuse = id->nsze;  in nvmet_execute_identify_ns()
445 	if (ns->bdev)  in nvmet_execute_identify_ns()
446 		nvmet_bdev_set_limits(ns->bdev, id);  in nvmet_execute_identify_ns()
452 	id->nlbaf = 0;  in nvmet_execute_identify_ns()
453 	id->flbas = 0;  in nvmet_execute_identify_ns()
459 	id->nmic = (1 << 0);  in nvmet_execute_identify_ns()
460 	id->anagrpid = cpu_to_le32(ns->anagrpid);  in nvmet_execute_identify_ns()
462 	memcpy(&id->nguid, &ns->nguid, sizeof(id->nguid));  in nvmet_execute_identify_ns()
464 	id->lbaf[0].ds = ns->blksize_shift;  in nvmet_execute_identify_ns()
466 	if (ns->readonly)  in nvmet_execute_identify_ns()
467 		id->nsattr |= (1 << 0);  in nvmet_execute_identify_ns()
479 	struct nvmet_ctrl *ctrl = req->sq->ctrl;  in nvmet_execute_identify_nslist()  local
481 	u32 min_nsid = le32_to_cpu(req->cmd->identify.nsid);  in nvmet_execute_identify_nslist()
493 	list_for_each_entry_rcu(ns, &ctrl->subsys->namespaces, dev_link) {  in nvmet_execute_identify_nslist()
494 		if (ns->nsid <= min_nsid)  in nvmet_execute_identify_nslist()
496 		list[i++] = cpu_to_le32(ns->nsid);  in nvmet_execute_identify_nslist()
509 static u16 nvmet_copy_ns_identifier(struct nvmet_req *req, u8 type, u8 len,  in nvmet_copy_ns_identifier()  argument
514 		.nidl = len,  in nvmet_copy_ns_identifier()
523 	status = nvmet_copy_to_sgl(req, *off, id, len);  in nvmet_copy_ns_identifier()
526 	*off += len;  in nvmet_copy_ns_identifier()
537 	ns = nvmet_find_namespace(req->sq->ctrl, req->cmd->identify.nsid);  in nvmet_execute_identify_desclist()
539 		req->error_loc = offsetof(struct nvme_identify, nsid);  in nvmet_execute_identify_desclist()
544 	if (memchr_inv(&ns->uuid, 0, sizeof(ns->uuid))) {  in nvmet_execute_identify_desclist()
547 						  &ns->uuid, &off);  in nvmet_execute_identify_desclist()
551 	if (memchr_inv(ns->nguid, 0, sizeof(ns->nguid))) {  in nvmet_execute_identify_desclist()
554 						  &ns->nguid, &off);  in nvmet_execute_identify_desclist()
559 	if (sg_zero_buffer(req->sg, req->sg_cnt, NVME_IDENTIFY_DATA_SIZE - off,  in nvmet_execute_identify_desclist()
560 			off) != NVME_IDENTIFY_DATA_SIZE - off)  in nvmet_execute_identify_desclist()
585 	if (req->ns->file)  in nvmet_write_protect_flush_sync()
591 		pr_err("write protect flush failed nsid: %u\n", req->ns->nsid);  in nvmet_write_protect_flush_sync()
597 	u32 write_protect = le32_to_cpu(req->cmd->common.cdw11);  in nvmet_set_feat_write_protect()
598 	struct nvmet_subsys *subsys = req->sq->ctrl->subsys;  in nvmet_set_feat_write_protect()
601 	req->ns = nvmet_find_namespace(req->sq->ctrl, req->cmd->rw.nsid);  in nvmet_set_feat_write_protect()
602 	if (unlikely(!req->ns)) {  in nvmet_set_feat_write_protect()
603 		req->error_loc = offsetof(struct nvme_common_command, nsid);  in nvmet_set_feat_write_protect()
607 	mutex_lock(&subsys->lock);  in nvmet_set_feat_write_protect()
610 		req->ns->readonly = true;  in nvmet_set_feat_write_protect()
613 			req->ns->readonly = false;  in nvmet_set_feat_write_protect()
616 		req->ns->readonly = false;  in nvmet_set_feat_write_protect()
624 		nvmet_ns_changed(subsys, req->ns->nsid);  in nvmet_set_feat_write_protect()
625 	mutex_unlock(&subsys->lock);  in nvmet_set_feat_write_protect()
631 	u32 val32 = le32_to_cpu(req->cmd->common.cdw11);  in nvmet_set_feat_kato()
633 	req->sq->ctrl->kato = DIV_ROUND_UP(val32, 1000);  in nvmet_set_feat_kato()
635 	nvmet_set_result(req, req->sq->ctrl->kato);  in nvmet_set_feat_kato()
642 	u32 val32 = le32_to_cpu(req->cmd->common.cdw11);  in nvmet_set_feat_async_event()
645 		req->error_loc = offsetof(struct nvme_common_command, cdw11);  in nvmet_set_feat_async_event()
649 	WRITE_ONCE(req->sq->ctrl->aen_enabled, val32);  in nvmet_set_feat_async_event()
657 	struct nvmet_subsys *subsys = req->sq->ctrl->subsys;  in nvmet_execute_set_features()
658 	u32 cdw10 = le32_to_cpu(req->cmd->common.cdw10);  in nvmet_execute_set_features()
664 			(subsys->max_qid - 1) | ((subsys->max_qid - 1) << 16));  in nvmet_execute_set_features()
679 		req->error_loc = offsetof(struct nvme_common_command, cdw10);  in nvmet_execute_set_features()
689 	struct nvmet_subsys *subsys = req->sq->ctrl->subsys;  in nvmet_get_feat_write_protect()
692 	req->ns = nvmet_find_namespace(req->sq->ctrl, req->cmd->common.nsid);  in nvmet_get_feat_write_protect()
693 	if (!req->ns)  {  in nvmet_get_feat_write_protect()
694 		req->error_loc = offsetof(struct nvme_common_command, nsid);  in nvmet_get_feat_write_protect()
697 	mutex_lock(&subsys->lock);  in nvmet_get_feat_write_protect()
698 	if (req->ns->readonly == true)  in nvmet_get_feat_write_protect()
703 	mutex_unlock(&subsys->lock);  in nvmet_get_feat_write_protect()
710 	nvmet_set_result(req, req->sq->ctrl->kato * 1000);  in nvmet_get_feat_kato()
715 	nvmet_set_result(req, READ_ONCE(req->sq->ctrl->aen_enabled));  in nvmet_get_feat_async_event()
720 	struct nvmet_subsys *subsys = req->sq->ctrl->subsys;  in nvmet_execute_get_features()
721 	u32 cdw10 = le32_to_cpu(req->cmd->common.cdw10);  in nvmet_execute_get_features()
754 			(subsys->max_qid-1) | ((subsys->max_qid-1) << 16));  in nvmet_execute_get_features()
760 		/* need 128-bit host identifier flag */  in nvmet_execute_get_features()
761 		if (!(req->cmd->common.cdw11 & cpu_to_le32(1 << 0))) {  in nvmet_execute_get_features()
762 			req->error_loc =  in nvmet_execute_get_features()
768 		status = nvmet_copy_to_sgl(req, 0, &req->sq->ctrl->hostid,  in nvmet_execute_get_features()
769 				sizeof(req->sq->ctrl->hostid));  in nvmet_execute_get_features()
775 		req->error_loc =  in nvmet_execute_get_features()
786 	struct nvmet_ctrl *ctrl = req->sq->ctrl;  in nvmet_execute_async_event()  local
788 	mutex_lock(&ctrl->lock);  in nvmet_execute_async_event()
789 	if (ctrl->nr_async_event_cmds >= NVMET_ASYNC_EVENTS) {  in nvmet_execute_async_event()
790 		mutex_unlock(&ctrl->lock);  in nvmet_execute_async_event()
794 	ctrl->async_event_cmds[ctrl->nr_async_event_cmds++] = req;  in nvmet_execute_async_event()
795 	mutex_unlock(&ctrl->lock);  in nvmet_execute_async_event()
797 	schedule_work(&ctrl->async_event_work);  in nvmet_execute_async_event()
802 	struct nvmet_ctrl *ctrl = req->sq->ctrl;  in nvmet_execute_keep_alive()  local
804 	pr_debug("ctrl %d update keep-alive timer for %d secs\n",  in nvmet_execute_keep_alive()
805 		ctrl->cntlid, ctrl->kato);  in nvmet_execute_keep_alive()
807 	mod_delayed_work(system_wq, &ctrl->ka_work, ctrl->kato * HZ);  in nvmet_execute_keep_alive()
813 	struct nvme_command *cmd = req->cmd;  in nvmet_parse_admin_cmd()
820 	switch (cmd->common.opcode) {  in nvmet_parse_admin_cmd()
822 		req->data_len = nvmet_get_log_page_len(cmd);  in nvmet_parse_admin_cmd()
824 		switch (cmd->get_log_page.lid) {  in nvmet_parse_admin_cmd()
826 			req->execute = nvmet_execute_get_log_page_error;  in nvmet_parse_admin_cmd()
829 			req->execute = nvmet_execute_get_log_page_smart;  in nvmet_parse_admin_cmd()
838 			req->execute = nvmet_execute_get_log_page_noop;  in nvmet_parse_admin_cmd()
841 			req->execute = nvmet_execute_get_log_changed_ns;  in nvmet_parse_admin_cmd()
844 			req->execute = nvmet_execute_get_log_cmd_effects_ns;  in nvmet_parse_admin_cmd()
847 			req->execute = nvmet_execute_get_log_page_ana;  in nvmet_parse_admin_cmd()
852 		req->data_len = NVME_IDENTIFY_DATA_SIZE;  in nvmet_parse_admin_cmd()
853 		switch (cmd->identify.cns) {  in nvmet_parse_admin_cmd()
855 			req->execute = nvmet_execute_identify_ns;  in nvmet_parse_admin_cmd()
858 			req->execute = nvmet_execute_identify_ctrl;  in nvmet_parse_admin_cmd()
861 			req->execute = nvmet_execute_identify_nslist;  in nvmet_parse_admin_cmd()
864 			req->execute = nvmet_execute_identify_desclist;  in nvmet_parse_admin_cmd()
869 		req->execute = nvmet_execute_abort;  in nvmet_parse_admin_cmd()
870 		req->data_len = 0;  in nvmet_parse_admin_cmd()
873 		req->execute = nvmet_execute_set_features;  in nvmet_parse_admin_cmd()
874 		req->data_len = 0;  in nvmet_parse_admin_cmd()
877 		req->execute = nvmet_execute_get_features;  in nvmet_parse_admin_cmd()
878 		req->data_len = 0;  in nvmet_parse_admin_cmd()
881 		req->execute = nvmet_execute_async_event;  in nvmet_parse_admin_cmd()
882 		req->data_len = 0;  in nvmet_parse_admin_cmd()
885 		req->execute = nvmet_execute_keep_alive;  in nvmet_parse_admin_cmd()
886 		req->data_len = 0;  in nvmet_parse_admin_cmd()
890 	pr_err("unhandled cmd %d on qid %d\n", cmd->common.opcode,  in nvmet_parse_admin_cmd()
891 	       req->sq->qid);  in nvmet_parse_admin_cmd()
892 	req->error_loc = offsetof(struct nvme_common_command, opcode);  in nvmet_parse_admin_cmd()