223 scsi_host_alloc_command(struct Scsi_Host *shost, gfp_t gfp_mask)  in scsi_host_alloc_command()  argument
227 	cmd = scsi_pool_alloc_command(shost->cmd_pool, gfp_mask);  in scsi_host_alloc_command()
231 	if (scsi_host_get_prot(shost) >= SHOST_DIX_TYPE0_PROTECTION) {  in scsi_host_alloc_command()
235 			scsi_pool_free_command(shost->cmd_pool, cmd);  in scsi_host_alloc_command()
251 struct scsi_cmnd *__scsi_get_command(struct Scsi_Host *shost, gfp_t gfp_mask)  in __scsi_get_command()  argument
253 	struct scsi_cmnd *cmd = scsi_host_alloc_command(shost, gfp_mask);  in __scsi_get_command()
258 		spin_lock_irqsave(&shost->free_list_lock, flags);  in __scsi_get_command()
259 		if (likely(!list_empty(&shost->free_list))) {  in __scsi_get_command()
260 			cmd = list_entry(shost->free_list.next,  in __scsi_get_command()
264 		spin_unlock_irqrestore(&shost->free_list_lock, flags);  in __scsi_get_command()
322 void __scsi_put_command(struct Scsi_Host *shost, struct scsi_cmnd *cmd,  in __scsi_put_command()  argument
328 	spin_lock_irqsave(&shost->free_list_lock, flags);  in __scsi_put_command()
329 	if (unlikely(list_empty(&shost->free_list))) {  in __scsi_put_command()
330 		list_add(&cmd->list, &shost->free_list);  in __scsi_put_command()
333 	spin_unlock_irqrestore(&shost->free_list_lock, flags);  in __scsi_put_command()
336 		scsi_pool_free_command(shost->cmd_pool, cmd);  in __scsi_put_command()
485 int scsi_setup_command_freelist(struct Scsi_Host *shost)  in scsi_setup_command_freelist()  argument
488 	const gfp_t gfp_mask = shost->unchecked_isa_dma ? GFP_DMA : GFP_KERNEL;  in scsi_setup_command_freelist()
490 	spin_lock_init(&shost->free_list_lock);  in scsi_setup_command_freelist()
491 	INIT_LIST_HEAD(&shost->free_list);  in scsi_setup_command_freelist()
493 	shost->cmd_pool = scsi_get_host_cmd_pool(gfp_mask);  in scsi_setup_command_freelist()
495 	if (!shost->cmd_pool)  in scsi_setup_command_freelist()
501 	cmd = scsi_host_alloc_command(shost, gfp_mask);  in scsi_setup_command_freelist()
504 		shost->cmd_pool = NULL;  in scsi_setup_command_freelist()
507 	list_add(&cmd->list, &shost->free_list);  in scsi_setup_command_freelist()
515 void scsi_destroy_command_freelist(struct Scsi_Host *shost)  in scsi_destroy_command_freelist()  argument
521 	if (!shost->cmd_pool)  in scsi_destroy_command_freelist()
524 	while (!list_empty(&shost->free_list)) {  in scsi_destroy_command_freelist()
527 		cmd = list_entry(shost->free_list.next, struct scsi_cmnd, list);  in scsi_destroy_command_freelist()
529 		scsi_pool_free_command(shost->cmd_pool, cmd);  in scsi_destroy_command_freelist()
531 	shost->cmd_pool = NULL;  in scsi_destroy_command_freelist()
532 	scsi_put_host_cmd_pool(shost->unchecked_isa_dma ? GFP_DMA : GFP_KERNEL);  in scsi_destroy_command_freelist()
803 	struct Scsi_Host *shost = sdev->host;  in scsi_finish_command()  local
817         shost->host_blocked = 0;  in scsi_finish_command()
1154 struct scsi_device *__scsi_iterate_devices(struct Scsi_Host *shost,  in __scsi_iterate_devices()  argument
1157 	struct list_head *list = (prev ? &prev->siblings : &shost->__devices);  in __scsi_iterate_devices()
1161 	spin_lock_irqsave(shost->host_lock, flags);  in __scsi_iterate_devices()
1162 	while (list->next != &shost->__devices) {  in __scsi_iterate_devices()
1170 	spin_unlock_irqrestore(shost->host_lock, flags);  in __scsi_iterate_devices()
1191 	struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);  in starget_for_each_device()  local
1194 	shost_for_each_device(sdev, shost) {  in starget_for_each_device()
1219 	struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);  in __starget_for_each_device()  local
1222 	__shost_for_each_device(sdev, shost) {  in __starget_for_each_device()
1274 	struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);  in scsi_device_lookup_by_target()  local
1277 	spin_lock_irqsave(shost->host_lock, flags);  in scsi_device_lookup_by_target()
1281 	spin_unlock_irqrestore(shost->host_lock, flags);  in scsi_device_lookup_by_target()
1303 struct scsi_device *__scsi_device_lookup(struct Scsi_Host *shost,  in __scsi_device_lookup()  argument
1308 	list_for_each_entry(sdev, &shost->__devices, siblings) {  in __scsi_device_lookup()
1329 struct scsi_device *scsi_device_lookup(struct Scsi_Host *shost,  in scsi_device_lookup()  argument
1335 	spin_lock_irqsave(shost->host_lock, flags);  in scsi_device_lookup()
1336 	sdev = __scsi_device_lookup(shost, channel, id, lun);  in scsi_device_lookup()
1339 	spin_unlock_irqrestore(shost->host_lock, flags);  in scsi_device_lookup()