LU-537 o2iblnd: support aliased interface

[fs/lustre-release.git] / lnet / klnds / o2iblnd / o2iblnd.h

diff --git a/lnet/klnds/o2iblnd/o2iblnd.h b/lnet/klnds/o2iblnd/o2iblnd.h
index db98289..332928a 100644 (file)
--- a/lnet/klnds/o2iblnd/o2iblnd.h
+++ b/lnet/klnds/o2iblnd/o2iblnd.h
@@ -125,6 +125,8 @@ typedef struct
 #if defined(CONFIG_SYSCTL) && !CFS_SYSFS_MODULE_PARM
         cfs_sysctl_table_header_t *kib_sysctl;  /* sysctl interface */
 #endif
+        int              *kib_require_priv_port;/* accept only privileged ports */
+        int              *kib_use_priv_port;    /* use privileged port for active connect */
 } kib_tunables_t;
 
 extern kib_tunables_t  kiblnd_tunables;
@@ -142,6 +144,12 @@ extern kib_tunables_t  kiblnd_tunables;
                                      IBLND_CREDIT_HIGHWATER_V1 : \
                                      *kiblnd_tunables.kib_peercredits_hiw) /* when eagerly to return credits */
 
+#ifdef HAVE_RDMA_CREATE_ID_4ARG
+#define kiblnd_rdma_create_id(cb, dev, ps, qpt) rdma_create_id(cb, dev, ps, qpt)
+#else
+#define kiblnd_rdma_create_id(cb, dev, ps, qpt) rdma_create_id(cb, dev, ps)
+#endif
+
 static inline int
 kiblnd_concurrent_sends_v1(void)
 {
@@ -187,12 +195,20 @@ kiblnd_concurrent_sends_v1(void)
 
 struct kib_hca_dev;
 
+/* o2iblnd can run over aliased interface */
+#ifdef IFALIASZ
+#define KIB_IFNAME_SIZE              IFALIASZ
+#else
+#define KIB_IFNAME_SIZE              256
+#endif
+
 typedef struct
 {
         cfs_list_t           ibd_list;          /* chain on kib_devs */
         cfs_list_t           ibd_fail_list;     /* chain on kib_failed_devs */
         __u32                ibd_ifip;          /* IPoIB interface IP */
-        char                 ibd_ifname[32];    /* IPoIB interface name */
+        /** IPoIB interface name */
+        char                 ibd_ifname[KIB_IFNAME_SIZE];
         int                  ibd_nnets;         /* # nets extant */
 
         cfs_time_t           ibd_next_failover;
@@ -219,7 +235,10 @@ typedef struct kib_hca_dev
         cfs_atomic_t         ibh_ref;           /* refcount */
 } kib_hca_dev_t;
 
-#define IBLND_POOL_DEADLINE     300             /* # of seconds to keep pool alive */
+/** # of seconds to keep pool alive */
+#define IBLND_POOL_DEADLINE     300
+/** # of seconds to retry if allocation failed */
+#define IBLND_POOL_RETRY        1
 
 typedef struct
 {