drbd: Use the terminology suggested by the command names in the source code and messages

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>

drivers/block/drbd/drbd_nl.c

@@ -47,8 +47,8 @@
 int drbd_adm_add_minor(struct sk_buff *skb, struct genl_info *info);
 int drbd_adm_delete_minor(struct sk_buff *skb, struct genl_info *info);
 
-int drbd_adm_create_connection(struct sk_buff *skb, struct genl_info *info);
-int drbd_adm_delete_connection(struct sk_buff *skb, struct genl_info *info);
+int drbd_adm_new_resource(struct sk_buff *skb, struct genl_info *info);
+int drbd_adm_del_resource(struct sk_buff *skb, struct genl_info *info);
 int drbd_adm_down(struct sk_buff *skb, struct genl_info *info);
 
 int drbd_adm_set_role(struct sk_buff *skb, struct genl_info *info);
@@ -2972,7 +2972,7 @@ drbd_check_conn_name(const char *name)
 	return NO_ERROR;
 }
 
-int drbd_adm_create_connection(struct sk_buff *skb, struct genl_info *info)
+int drbd_adm_new_resource(struct sk_buff *skb, struct genl_info *info)
 {
 	enum drbd_ret_code retcode;
 
@@ -2989,7 +2989,7 @@ int drbd_adm_create_connection(struct sk_buff *skb, struct genl_info *info)
 	if (adm_ctx.tconn) {
 		if (info->nlhdr->nlmsg_flags & NLM_F_EXCL) {
 			retcode = ERR_INVALID_REQUEST;
-			drbd_msg_put_info("connection exists");
+			drbd_msg_put_info("resource exists");
 		}
 		/* else: still NO_ERROR */
 		goto out;
@@ -3086,7 +3086,7 @@ int drbd_adm_down(struct sk_buff *skb, struct genl_info *info)
 		goto out;
 
 	if (!adm_ctx.tconn) {
-		retcode = ERR_CONN_NOT_KNOWN;
+		retcode = ERR_RES_NOT_KNOWN;
 		goto out;
 	}
 
@@ -3140,7 +3140,7 @@ int drbd_adm_down(struct sk_buff *skb, struct genl_info *info)
 		retcode = NO_ERROR;
 	} else {
 		/* "can not happen" */
-		retcode = ERR_CONN_IN_USE;
+		retcode = ERR_RES_IN_USE;
 		drbd_msg_put_info("failed to delete connection");
 	}
 	goto out;
@@ -3149,7 +3149,7 @@ out:
 	return 0;
 }
 
-int drbd_adm_delete_connection(struct sk_buff *skb, struct genl_info *info)
+int drbd_adm_del_resource(struct sk_buff *skb, struct genl_info *info)
 {
 	enum drbd_ret_code retcode;
 
@@ -3166,7 +3166,7 @@ int drbd_adm_delete_connection(struct sk_buff *skb, struct genl_info *info)
 
 		retcode = NO_ERROR;
 	} else {
-		retcode = ERR_CONN_IN_USE;
+		retcode = ERR_RES_IN_USE;
 	}
 
 	if (retcode == NO_ERROR)

include/linux/drbd.h

@@ -155,8 +155,8 @@ enum drbd_ret_code {
 	ERR_CONG_NOT_PROTO_A	= 155,
 	ERR_PIC_AFTER_DEP	= 156,
 	ERR_PIC_PEER_DEP	= 157,
-	ERR_CONN_NOT_KNOWN      = 158,
-	ERR_CONN_IN_USE         = 159,
+	ERR_RES_NOT_KNOWN	= 158,
+	ERR_RES_IN_USE		= 159,
 	ERR_MINOR_CONFIGURED    = 160,
 	ERR_MINOR_EXISTS	= 161,
 	ERR_INVALID_REQUEST	= 162,

include/linux/drbd_genl.h

@@ -253,25 +253,16 @@ GENL_op(
 	GENL_tla_expected(DRBD_NLA_CFG_CONTEXT, DRBD_GENLA_F_MANDATORY)
 )
 
-#if 0
-	/* TO BE DONE */
-	/* create or destroy resources, aka replication groups */
-GENL_op(DRBD_ADM_CREATE_RESOURCE, 3, GENL_doit(drbd_adm_create_resource),
-	GENL_tla_expected(DRBD_NLA_CFG_CONTEXT, DRBD_F_REQUIRED))
-GENL_op(DRBD_ADM_DELETE_RESOURCE, 4, GENL_doit(drbd_adm_delete_resource),
-	GENL_tla_expected(DRBD_NLA_CFG_CONTEXT, DRBD_F_REQUIRED))
-#endif
-
 	/* add DRBD minor devices as volumes to resources */
-GENL_op(DRBD_ADM_ADD_MINOR, 5, GENL_doit(drbd_adm_add_minor),
+GENL_op(DRBD_ADM_NEW_MINOR, 5, GENL_doit(drbd_adm_add_minor),
 	GENL_tla_expected(DRBD_NLA_CFG_CONTEXT, DRBD_F_REQUIRED))
 GENL_op(DRBD_ADM_DEL_MINOR, 6, GENL_doit(drbd_adm_delete_minor),
 	GENL_tla_expected(DRBD_NLA_CFG_CONTEXT, DRBD_F_REQUIRED))
 
-	/* add or delete replication links to resources */
-GENL_op(DRBD_ADM_ADD_LINK, 7, GENL_doit(drbd_adm_create_connection),
+	/* add or delete resources */
+GENL_op(DRBD_ADM_NEW_RESOURCE, 7, GENL_doit(drbd_adm_new_resource),
 	GENL_tla_expected(DRBD_NLA_CFG_CONTEXT, DRBD_F_REQUIRED))
-GENL_op(DRBD_ADM_DEL_LINK, 8, GENL_doit(drbd_adm_delete_connection),
+GENL_op(DRBD_ADM_DEL_RESOURCE, 8, GENL_doit(drbd_adm_del_resource),
 	GENL_tla_expected(DRBD_NLA_CFG_CONTEXT, DRBD_F_REQUIRED))
 
 GENL_op(DRBD_ADM_RESOURCE_OPTS, 9,