[PATCH 1/6] target/iscsi: stop using se_tpg_fabric_ptr

[Christoph Hellwig <hch@xxxxxx>]

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
 drivers/target/iscsi/iscsi_target_configfs.c | 43 ++++++++++------------------
 1 file changed, 15 insertions(+), 28 deletions(-)

diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c
index ce541e9..1c7e9da 100644
--- a/drivers/target/iscsi/iscsi_target_configfs.c
+++ b/drivers/target/iscsi/iscsi_target_configfs.c
@@ -1789,69 +1789,58 @@ static void lio_aborted_task(struct se_cmd *se_cmd)
 	cmd->conn->conn_transport->iscsit_aborted_task(cmd->conn, cmd);
 }
 
-static char *lio_tpg_get_endpoint_wwn(struct se_portal_group *se_tpg)
+static inline struct iscsi_portal_group *iscsi_tpg(struct se_portal_group *se_tpg)
 {
-	struct iscsi_portal_group *tpg = se_tpg->se_tpg_fabric_ptr;
+	return container_of(se_tpg, struct iscsi_portal_group, tpg_se_tpg);
+}
 
-	return &tpg->tpg_tiqn->tiqn[0];
+static char *lio_tpg_get_endpoint_wwn(struct se_portal_group *se_tpg)
+{
+	return iscsi_tpg(se_tpg)->tpg_tiqn->tiqn;
 }
 
 static u16 lio_tpg_get_tag(struct se_portal_group *se_tpg)
 {
-	struct iscsi_portal_group *tpg = se_tpg->se_tpg_fabric_ptr;
-
-	return tpg->tpgt;
+	return iscsi_tpg(se_tpg)->tpgt;
 }
 
 static u32 lio_tpg_get_default_depth(struct se_portal_group *se_tpg)
 {
-	struct iscsi_portal_group *tpg = se_tpg->se_tpg_fabric_ptr;
-
-	return tpg->tpg_attrib.default_cmdsn_depth;
+	return iscsi_tpg(se_tpg)->tpg_attrib.default_cmdsn_depth;
 }
 
 static int lio_tpg_check_demo_mode(struct se_portal_group *se_tpg)
 {
-	struct iscsi_portal_group *tpg = se_tpg->se_tpg_fabric_ptr;
-
-	return tpg->tpg_attrib.generate_node_acls;
+	return iscsi_tpg(se_tpg)->tpg_attrib.generate_node_acls;
 }
 
 static int lio_tpg_check_demo_mode_cache(struct se_portal_group *se_tpg)
 {
-	struct iscsi_portal_group *tpg = se_tpg->se_tpg_fabric_ptr;
-
-	return tpg->tpg_attrib.cache_dynamic_acls;
+	return iscsi_tpg(se_tpg)->tpg_attrib.cache_dynamic_acls;
 }
 
 static int lio_tpg_check_demo_mode_write_protect(
 	struct se_portal_group *se_tpg)
 {
-	struct iscsi_portal_group *tpg = se_tpg->se_tpg_fabric_ptr;
-
-	return tpg->tpg_attrib.demo_mode_write_protect;
+	return iscsi_tpg(se_tpg)->tpg_attrib.demo_mode_write_protect;
 }
 
 static int lio_tpg_check_prod_mode_write_protect(
 	struct se_portal_group *se_tpg)
 {
-	struct iscsi_portal_group *tpg = se_tpg->se_tpg_fabric_ptr;
-
-	return tpg->tpg_attrib.prod_mode_write_protect;
+	return iscsi_tpg(se_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)
+	if (!iscsi_tpg(se_tpg)->tpg_attrib.t10_pi)
 		return 0;
-
-	return tpg->tpg_attrib.fabric_prot_type;
+	return iscsi_tpg(se_tpg)->tpg_attrib.fabric_prot_type;
 }
 
 /*
@@ -1896,9 +1885,7 @@ static void lio_tpg_close_session(struct se_session *se_sess)
 
 static u32 lio_tpg_get_inst_index(struct se_portal_group *se_tpg)
 {
-	struct iscsi_portal_group *tpg = se_tpg->se_tpg_fabric_ptr;
-
-	return tpg->tpg_tiqn->tiqn_index;
+	return iscsi_tpg(se_tpg)->tpg_tiqn->tiqn_index;
 }
 
 static void lio_set_default_node_attributes(struct se_node_acl *se_acl)
-- 
1.9.1

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