diff options
| -rw-r--r-- | drivers/target/iscsi/iscsi_target_configfs.c | 91 |
1 files changed, 32 insertions, 59 deletions
diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c index f4a24fa5058e..2a9de24a8bbe 100644 --- a/drivers/target/iscsi/iscsi_target_configfs.c +++ b/drivers/target/iscsi/iscsi_target_configfs.c @@ -1005,74 +1005,15 @@ static struct configfs_attribute *lio_target_tpg_param_attrs[] = { /* Start items for lio_target_tpg_cit */ -static ssize_t lio_target_tpg_enable_show(struct config_item *item, char *page) -{ - struct se_portal_group *se_tpg = to_tpg(item); - struct iscsi_portal_group *tpg = container_of(se_tpg, - struct iscsi_portal_group, tpg_se_tpg); - ssize_t len; - - spin_lock(&tpg->tpg_state_lock); - len = sprintf(page, "%d\n", - (tpg->tpg_state == TPG_STATE_ACTIVE) ? 1 : 0); - spin_unlock(&tpg->tpg_state_lock); - - return len; -} - -static ssize_t lio_target_tpg_enable_store(struct config_item *item, - const char *page, size_t count) -{ - struct se_portal_group *se_tpg = to_tpg(item); - struct iscsi_portal_group *tpg = container_of(se_tpg, - struct iscsi_portal_group, tpg_se_tpg); - u32 op; - int ret; - - ret = kstrtou32(page, 0, &op); - if (ret) - return ret; - if ((op != 1) && (op != 0)) { - pr_err("Illegal value for tpg_enable: %u\n", op); - return -EINVAL; - } - - ret = iscsit_get_tpg(tpg); - if (ret < 0) - return -EINVAL; - - if (op) { - ret = iscsit_tpg_enable_portal_group(tpg); - if (ret < 0) - goto out; - } else { - /* - * iscsit_tpg_disable_portal_group() assumes force=1 - */ - ret = iscsit_tpg_disable_portal_group(tpg, 1); - if (ret < 0) - goto out; - } - - iscsit_put_tpg(tpg); - return count; -out: - iscsit_put_tpg(tpg); - return -EINVAL; -} - - static ssize_t lio_target_tpg_dynamic_sessions_show(struct config_item *item, char *page) { return target_show_dynamic_sessions(to_tpg(item), page); } -CONFIGFS_ATTR(lio_target_tpg_, enable); CONFIGFS_ATTR_RO(lio_target_tpg_, dynamic_sessions); static struct configfs_attribute *lio_target_tpg_attrs[] = { - &lio_target_tpg_attr_enable, &lio_target_tpg_attr_dynamic_sessions, NULL, }; @@ -1129,6 +1070,37 @@ free_out: return NULL; } +static int lio_target_tiqn_enabletpg(struct se_portal_group *se_tpg, + bool enable) +{ + struct iscsi_portal_group *tpg = container_of(se_tpg, + struct iscsi_portal_group, tpg_se_tpg); + int ret; + + ret = iscsit_get_tpg(tpg); + if (ret < 0) + return -EINVAL; + + if (enable) { + ret = iscsit_tpg_enable_portal_group(tpg); + if (ret < 0) + goto out; + } else { + /* + * iscsit_tpg_disable_portal_group() assumes force=1 + */ + ret = iscsit_tpg_disable_portal_group(tpg, 1); + if (ret < 0) + goto out; + } + + iscsit_put_tpg(tpg); + return 0; +out: + iscsit_put_tpg(tpg); + return -EINVAL; +} + static void lio_target_tiqn_deltpg(struct se_portal_group *se_tpg) { struct iscsi_portal_group *tpg; @@ -1556,6 +1528,7 @@ const struct target_core_fabric_ops iscsi_ops = { .fabric_drop_wwn = lio_target_call_coredeltiqn, .add_wwn_groups = lio_target_add_wwn_groups, .fabric_make_tpg = lio_target_tiqn_addtpg, + .fabric_enable_tpg = lio_target_tiqn_enabletpg, .fabric_drop_tpg = lio_target_tiqn_deltpg, .fabric_make_np = lio_target_call_addnptotpg, .fabric_drop_np = lio_target_call_delnpfromtpg, |