LU-7734 lnet: Multi-Rail local_ni/peer_ni selection

[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 357f67a..c073953 100644 (file)
--- a/lnet/include/lnet/lib-types.h
+++ b/lnet/include/lnet/lib-types.h
@@ -379,6 +379,9 @@ typedef struct lnet_ni {
        /* lnd tunables set explicitly */
        bool ni_lnd_tunables_set;
 
+       /* sequence number used to round robin over nis within a net */
+       __u32                   ni_seq;
+
        /*
         * equivalent interfaces to use
         * This is an array because socklnd bonding can still be configured
@@ -421,7 +424,6 @@ typedef struct {
 struct lnet_peer_ni {
        /* cahian on peer_net */
        struct list_head        lpni_on_peer_net_list;
-
        /* chain on peer hash */
        struct list_head        lpni_hashlist;
        /* messages blocking for tx credits */
@@ -474,10 +476,20 @@ struct lnet_peer_ni {
        int                     lpni_cpt;
        /* # refs from lnet_route_t::lr_gateway */
        int                     lpni_rtr_refcount;
+       /* sequence number used to round robin over peer nis within a net */
+       __u32                   lpni_seq;
+       /* health flag */
+       bool                    lpni_healthy;
        /* returned RC ping features */
        unsigned int            lpni_ping_feats;
-       struct list_head        lpni_routes;    /* routers on this peer */
-       lnet_rc_data_t          *lpni_rcd;      /* router checker state */
+       /* routes on this peer */
+       struct list_head        lpni_routes;
+       /* array of preferred local nids */
+       lnet_nid_t              *lpni_pref_nids;
+       /* number of preferred NIDs in lnpi_pref_nids */
+       __u32                   lpni_pref_nnids;
+       /* router checker state */
+       lnet_rc_data_t          *lpni_rcd;
 };
 
 struct lnet_peer {
@@ -489,6 +501,9 @@ struct lnet_peer {
 
        /* primary NID of the peer */
        lnet_nid_t              lp_primary_nid;
+
+       /* peer is Multi-Rail enabled peer */
+       bool                    lp_multi_rail;
 };
 
 struct lnet_peer_net {
@@ -503,6 +518,9 @@ struct lnet_peer_net {
 
        /* Net ID */
        __u32                   lpn_net_id;
+
+       /* health flag */
+       bool                    lpn_healthy;
 };
 
 /* peer hash size */