diff options
Diffstat (limited to 'drivers/target')
| -rw-r--r-- | drivers/target/iscsi/iscsi_target_configfs.c | 22 | ||||
| -rw-r--r-- | drivers/target/iscsi/iscsi_target_tpg.c | 19 | ||||
| -rw-r--r-- | drivers/target/iscsi/iscsi_target_tpg.h | 1 |
3 files changed, 42 insertions, 0 deletions
diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c index 95a67f604073..9cb5ab472a52 100644 --- a/drivers/target/iscsi/iscsi_target_configfs.c +++ b/drivers/target/iscsi/iscsi_target_configfs.c @@ -1052,6 +1052,11 @@ TPG_ATTR(default_erl, S_IRUGO | S_IWUSR); */ DEF_TPG_ATTRIB(t10_pi); TPG_ATTR(t10_pi, S_IRUGO | S_IWUSR); +/* + * Define iscsi_tpg_attrib_s_fabric_prot_type + */ +DEF_TPG_ATTRIB(fabric_prot_type); +TPG_ATTR(fabric_prot_type, S_IRUGO | S_IWUSR); static struct configfs_attribute *lio_target_tpg_attrib_attrs[] = { &iscsi_tpg_attrib_authentication.attr, @@ -1065,6 +1070,7 @@ static struct configfs_attribute *lio_target_tpg_attrib_attrs[] = { &iscsi_tpg_attrib_demo_mode_discovery.attr, &iscsi_tpg_attrib_default_erl.attr, &iscsi_tpg_attrib_t10_pi.attr, + &iscsi_tpg_attrib_fabric_prot_type.attr, NULL, }; @@ -1882,6 +1888,20 @@ static int lio_tpg_check_prod_mode_write_protect( return tpg->tpg_attrib.prod_mode_write_protect; } +static int lio_tpg_check_prot_fabric_only( + struct se_portal_group *se_tpg) +{ + struct iscsi_portal_group *tpg = se_tpg->se_tpg_fabric_ptr; + /* + * Only report fabric_prot_type if t10_pi has also been enabled + * for incoming ib_isert sessions. + */ + if (!tpg->tpg_attrib.t10_pi) + return 0; + + return tpg->tpg_attrib.fabric_prot_type; +} + static void lio_tpg_release_fabric_acl( struct se_portal_group *se_tpg, struct se_node_acl *se_acl) @@ -1997,6 +2017,8 @@ int iscsi_target_register_configfs(void) &lio_tpg_check_demo_mode_write_protect; fabric->tf_ops.tpg_check_prod_mode_write_protect = &lio_tpg_check_prod_mode_write_protect; + fabric->tf_ops.tpg_check_prot_fabric_only = + &lio_tpg_check_prot_fabric_only; fabric->tf_ops.tpg_alloc_fabric_acl = &lio_tpg_alloc_fabric_acl; fabric->tf_ops.tpg_release_fabric_acl = &lio_tpg_release_fabric_acl; fabric->tf_ops.tpg_get_inst_index = &lio_tpg_get_inst_index; diff --git a/drivers/target/iscsi/iscsi_target_tpg.c b/drivers/target/iscsi/iscsi_target_tpg.c index bdd127c0e3ae..3076e6f3a831 100644 --- a/drivers/target/iscsi/iscsi_target_tpg.c +++ b/drivers/target/iscsi/iscsi_target_tpg.c @@ -228,6 +228,7 @@ static void iscsit_set_default_tpg_attribs(struct iscsi_portal_group *tpg) a->demo_mode_discovery = TA_DEMO_MODE_DISCOVERY; a->default_erl = TA_DEFAULT_ERL; a->t10_pi = TA_DEFAULT_T10_PI; + a->fabric_prot_type = TA_DEFAULT_FABRIC_PROT_TYPE; } int iscsit_tpg_add_portal_group(struct iscsi_tiqn *tiqn, struct iscsi_portal_group *tpg) @@ -878,3 +879,21 @@ int iscsit_ta_t10_pi( return 0; } + +int iscsit_ta_fabric_prot_type( + struct iscsi_portal_group *tpg, + u32 prot_type) +{ + struct iscsi_tpg_attrib *a = &tpg->tpg_attrib; + + if ((prot_type != 0) && (prot_type != 1) && (prot_type != 3)) { + pr_err("Illegal value for fabric_prot_type: %u\n", prot_type); + return -EINVAL; + } + + a->fabric_prot_type = prot_type; + pr_debug("iSCSI_TPG[%hu] - T10 Fabric Protection Type: %u\n", + tpg->tpgt, prot_type); + + return 0; +} diff --git a/drivers/target/iscsi/iscsi_target_tpg.h b/drivers/target/iscsi/iscsi_target_tpg.h index e7265337bc43..95ff5bdecd71 100644 --- a/drivers/target/iscsi/iscsi_target_tpg.h +++ b/drivers/target/iscsi/iscsi_target_tpg.h @@ -39,5 +39,6 @@ extern int iscsit_ta_prod_mode_write_protect(struct iscsi_portal_group *, u32); extern int iscsit_ta_demo_mode_discovery(struct iscsi_portal_group *, u32); extern int iscsit_ta_default_erl(struct iscsi_portal_group *, u32); extern int iscsit_ta_t10_pi(struct iscsi_portal_group *, u32); +extern int iscsit_ta_fabric_prot_type(struct iscsi_portal_group *, u32); #endif /* ISCSI_TARGET_TPG_H */ |