se_cmd->se_lun = deve->se_lun;
se_cmd->pr_res_key = deve->pr_res_key;
se_cmd->orig_fe_lun = unpacked_lun;
- se_cmd->se_orig_obj_ptr = se_cmd->se_lun->lun_se_dev;
se_cmd->se_cmd_flags |= SCF_SE_LUN_CMD;
}
spin_unlock_irqrestore(&se_sess->se_node_acl->device_list_lock, flags);
se_lun = &se_sess->se_tpg->tpg_virt_lun0;
se_cmd->se_lun = &se_sess->se_tpg->tpg_virt_lun0;
se_cmd->orig_fe_lun = 0;
- se_cmd->se_orig_obj_ptr = se_cmd->se_lun->lun_se_dev;
se_cmd->se_cmd_flags |= SCF_SE_LUN_CMD;
}
/*
se_lun = deve->se_lun;
se_cmd->pr_res_key = deve->pr_res_key;
se_cmd->orig_fe_lun = unpacked_lun;
- se_cmd->se_orig_obj_ptr = se_cmd->se_dev;
}
spin_unlock_irqrestore(&se_sess->se_node_acl->device_list_lock, flags);
unsigned char *buf;
u32 cdb_offset = 0, lun_count = 0, offset = 8, i;
- buf = transport_kmap_first_data_page(se_cmd);
+ buf = transport_kmap_data_sg(se_cmd);
+ if (!buf)
+ return -ENOMEM;
/*
* If no struct se_session pointer is present, this struct se_cmd is
* See SPC3 r07, page 159.
*/
done:
- transport_kunmap_first_data_page(se_cmd);
lun_count *= 8;
buf[0] = ((lun_count >> 24) & 0xff);
buf[1] = ((lun_count >> 16) & 0xff);
buf[2] = ((lun_count >> 8) & 0xff);
buf[3] = (lun_count & 0xff);
+ transport_kunmap_data_sg(se_cmd);
se_task->task_scsi_status = GOOD;
transport_complete_task(se_task, 1);
- return PYX_TRANSPORT_SENT_TO_TRANSPORT;
+ return 0;
}
/* se_release_device_for_hba():
u32 se_dev_align_max_sectors(u32 max_sectors, u32 block_size)
{
- u32 tmp, aligned_max_sectors;
+ u32 aligned_max_sectors;
+ u32 alignment;
/*
* Limit max_sectors to a PAGE_SIZE aligned value for modern
* transport_allocate_data_tasks() operation.
*/
- tmp = rounddown((max_sectors * block_size), PAGE_SIZE);
- aligned_max_sectors = (tmp / block_size);
- if (max_sectors != aligned_max_sectors) {
- printk(KERN_INFO "Rounding down aligned max_sectors from %u"
- " to %u\n", max_sectors, aligned_max_sectors);
- return aligned_max_sectors;
- }
+ alignment = max(1ul, PAGE_SIZE / block_size);
+ aligned_max_sectors = rounddown(max_sectors, alignment);
- return max_sectors;
+ if (max_sectors != aligned_max_sectors)
+ pr_info("Rounding down aligned max_sectors from %u to %u\n",
+ max_sectors, aligned_max_sectors);
+
+ return aligned_max_sectors;
}
void se_dev_set_default_attribs(
return -EINVAL;
}
- pr_err("dpo_emulated not supported\n");
- return -EINVAL;
+ if (flag) {
+ pr_err("dpo_emulated not supported\n");
+ return -EINVAL;
+ }
+
+ return 0;
}
int se_dev_set_emulate_fua_write(struct se_device *dev, int flag)
return -EINVAL;
}
- if (dev->transport->fua_write_emulated == 0) {
+ if (flag && dev->transport->fua_write_emulated == 0) {
pr_err("fua_write_emulated not supported\n");
return -EINVAL;
}
return -EINVAL;
}
- pr_err("ua read emulated not supported\n");
- return -EINVAL;
+ if (flag) {
+ pr_err("ua read emulated not supported\n");
+ return -EINVAL;
+ }
+
+ return 0;
}
int se_dev_set_emulate_write_cache(struct se_device *dev, int flag)
pr_err("Illegal value %d\n", flag);
return -EINVAL;
}
- if (dev->transport->write_cache_emulated == 0) {
+ if (flag && dev->transport->write_cache_emulated == 0) {
pr_err("write_cache_emulated not supported\n");
return -EINVAL;
}
* We expect this value to be non-zero when generic Block Layer
* Discard supported is detected iblock_create_virtdevice().
*/
- if (!dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count) {
+ if (flag && !dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count) {
pr_err("Generic Block Discard not supported\n");
return -ENOSYS;
}
* We expect this value to be non-zero when generic Block Layer
* Discard supported is detected iblock_create_virtdevice().
*/
- if (!dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count) {
+ if (flag && !dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count) {
pr_err("Generic Block Discard not supported\n");
return -ENOSYS;
}
struct se_lun_acl *core_dev_init_initiator_node_lun_acl(
struct se_portal_group *tpg,
+ struct se_node_acl *nacl,
u32 mapped_lun,
- char *initiatorname,
int *ret)
{
struct se_lun_acl *lacl;
- struct se_node_acl *nacl;
- if (strlen(initiatorname) >= TRANSPORT_IQN_LEN) {
+ if (strlen(nacl->initiatorname) >= TRANSPORT_IQN_LEN) {
pr_err("%s InitiatorName exceeds maximum size.\n",
tpg->se_tpg_tfo->get_fabric_name());
*ret = -EOVERFLOW;
return NULL;
}
- nacl = core_tpg_get_initiator_node_acl(tpg, initiatorname);
- if (!nacl) {
- *ret = -EINVAL;
- return NULL;
- }
lacl = kzalloc(sizeof(struct se_lun_acl), GFP_KERNEL);
if (!lacl) {
pr_err("Unable to allocate memory for struct se_lun_acl.\n");
INIT_LIST_HEAD(&lacl->lacl_list);
lacl->mapped_lun = mapped_lun;
lacl->se_lun_nacl = nacl;
- snprintf(lacl->initiatorname, TRANSPORT_IQN_LEN, "%s", initiatorname);
+ snprintf(lacl->initiatorname, TRANSPORT_IQN_LEN, "%s",
+ nacl->initiatorname);
return lacl;
}
ret = -ENOMEM;
goto out;
}
- INIT_LIST_HEAD(&se_dev->se_dev_node);
INIT_LIST_HEAD(&se_dev->t10_wwn.t10_vpd_list);
spin_lock_init(&se_dev->t10_wwn.t10_vpd_lock);
INIT_LIST_HEAD(&se_dev->t10_pr.registration_list);