LU-9121 lnet: UDSP storage and marshalled structs

[fs/lustre-release.git] / lnet / include / lnet / lib-types.h

diff --git a/lnet/include/lnet/lib-types.h b/lnet/include/lnet/lib-types.h
index 9500550..dc85f34 100644 (file)
--- a/lnet/include/lnet/lib-types.h
+++ b/lnet/include/lnet/lib-types.h
@@ -979,6 +979,49 @@ struct lnet_msg_container {
        void                    **msc_resenders;
 };
 
+/* This UDSP structures need to match the user space liblnetconfig structures
+ * in order for the marshall and unmarshall functions to be common.
+ */
+
+/* Net is described as a
+ *  1. net type
+ *  2. num range
+ */
+struct lnet_ud_net_descr {
+       __u32 udn_net_type;
+       struct list_head udn_net_num_range;
+};
+
+/* each NID range is defined as
+ *  1. net descriptor
+ *  2. address range descriptor
+ */
+struct lnet_ud_nid_descr {
+       struct lnet_ud_net_descr ud_net_id;
+       struct list_head ud_addr_range;
+       __u32 ud_mem_size;
+};
+
+/* a UDSP rule can have up to three user defined NID descriptors
+ *     - src: defines the local NID range for the rule
+ *     - dst: defines the peer NID range for the rule
+ *     - rte: defines the router NID range for the rule
+ *
+ * An action union defines the action to take when the rule
+ * is matched
+ */
+struct lnet_udsp {
+       struct list_head udsp_on_list;
+       __u32 udsp_idx;
+       struct lnet_ud_nid_descr udsp_src;
+       struct lnet_ud_nid_descr udsp_dst;
+       struct lnet_ud_nid_descr udsp_rte;
+       enum lnet_udsp_action_type udsp_action_type;
+       union {
+               __u32 udsp_priority;
+       } udsp_action;
+};
+
 /* Peer Discovery states */
 #define LNET_DC_STATE_SHUTDOWN         0       /* not started */
 #define LNET_DC_STATE_RUNNING          1       /* started up OK */
@@ -1154,6 +1197,8 @@ struct lnet {
         * work loops
         */
        struct completion               ln_started;
+       /* UDSP list */
+       struct list_head                ln_udsp_list;
 };
 
 #endif