*
* You should have received a copy of the GNU General Public License
* version 2 along with this program; If not, see
- * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
+ * http://www.gnu.org/licenses/gpl-2.0.html
*
* GPL HEADER END
*/
* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2015, Intel Corporation.
+ * Copyright (c) 2011, 2016, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#ifdef HAVE_COMPAT_RDMA
#include <linux/compat-2.6.h>
+
+#ifdef LINUX_3_17_COMPAT_H
+#undef NEED_KTIME_GET_REAL_NS
+#endif
+
#endif
#include <linux/version.h>
#include <lnet/lnet.h>
#include <lnet/lib-lnet.h>
-#define IBLND_PEER_HASH_SIZE 101 /* # peer lists */
+#define IBLND_PEER_HASH_SIZE 101 /* # peer_ni lists */
/* # scheduler loops before reschedule */
#define IBLND_RESCHED 100
int *kib_timeout; /* comms timeout (seconds) */
int *kib_keepalive; /* keepalive timeout (seconds) */
int *kib_ntx; /* # tx descs */
- int *kib_credits; /* # concurrent sends */
- int *kib_peertxcredits; /* # concurrent sends to 1 peer */
- int *kib_peerrtrcredits; /* # per-peer router buffer credits */
- int *kib_peercredits_hiw; /* # when eagerly to return credits */
- int *kib_peertimeout; /* seconds to consider peer dead */
char **kib_default_ipif; /* default IPoIB interface */
int *kib_retry_count;
int *kib_rnr_retry_count;
- int *kib_concurrent_sends; /* send work queue sizing */
int *kib_ib_mtu; /* IB MTU */
- int *kib_map_on_demand; /* map-on-demand if RD has more fragments
- * than this value, 0 disable map-on-demand */
- int *kib_fmr_pool_size; /* # FMRs in pool */
- int *kib_fmr_flush_trigger; /* When to trigger FMR flush */
- int *kib_fmr_cache; /* enable FMR pool cache? */
-#if defined(CONFIG_SYSCTL) && !CFS_SYSFS_MODULE_PARM
- struct ctl_table_header *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 */
/* # threads on each CPT */
#define IBLND_MSG_QUEUE_SIZE_V1 8 /* V1 only : # messages/RDMAs in-flight */
#define IBLND_CREDIT_HIGHWATER_V1 7 /* V1 only : when eagerly to return credits */
-#define IBLND_CREDITS_DEFAULT 8 /* default # of peer credits */
-#define IBLND_CREDITS_MAX ((typeof(((kib_msg_t*) 0)->ibm_credits)) - 1) /* Max # of peer credits */
+#define IBLND_CREDITS_DEFAULT 8 /* default # of peer_ni credits */
+#define IBLND_CREDITS_MAX ((typeof(((kib_msg_t*) 0)->ibm_credits)) - 1) /* Max # of peer_ni credits */
-#define IBLND_MSG_QUEUE_SIZE(v) ((v) == IBLND_MSG_VERSION_1 ? \
- IBLND_MSG_QUEUE_SIZE_V1 : \
- *kiblnd_tunables.kib_peertxcredits) /* # messages/RDMAs in-flight */
-#define IBLND_CREDITS_HIGHWATER(v) ((v) == IBLND_MSG_VERSION_1 ? \
- IBLND_CREDIT_HIGHWATER_V1 : \
- *kiblnd_tunables.kib_peercredits_hiw) /* when eagerly to return credits */
+/* when eagerly to return credits */
+#define IBLND_CREDITS_HIGHWATER(t, v) ((v) == IBLND_MSG_VERSION_1 ? \
+ IBLND_CREDIT_HIGHWATER_V1 : \
+ t->lnd_peercredits_hiw)
-#ifdef HAVE_RDMA_CREATE_ID_4ARG
-#define kiblnd_rdma_create_id(cb, dev, ps, qpt) rdma_create_id(cb, dev, ps, qpt)
+#ifdef HAVE_RDMA_CREATE_ID_5ARG
+# define kiblnd_rdma_create_id(cb, dev, ps, qpt) rdma_create_id(current->nsproxy->net_ns, \
+ cb, dev, \
+ ps, qpt)
#else
-#define kiblnd_rdma_create_id(cb, dev, ps, qpt) rdma_create_id(cb, dev, ps)
+# 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
#endif
-static inline int
-kiblnd_concurrent_sends_v1(void)
-{
- if (*kiblnd_tunables.kib_concurrent_sends > IBLND_MSG_QUEUE_SIZE_V1 * 2)
- return IBLND_MSG_QUEUE_SIZE_V1 * 2;
-
- if (*kiblnd_tunables.kib_concurrent_sends < IBLND_MSG_QUEUE_SIZE_V1 / 2)
- return IBLND_MSG_QUEUE_SIZE_V1 / 2;
-
- return *kiblnd_tunables.kib_concurrent_sends;
-}
-
-#define IBLND_CONCURRENT_SENDS(v) ((v) == IBLND_MSG_VERSION_1 ? \
- kiblnd_concurrent_sends_v1() : \
- *kiblnd_tunables.kib_concurrent_sends)
/* 2 OOB shall suffice for 1 keepalive and 1 returning credits */
#define IBLND_OOB_CAPABLE(v) ((v) != IBLND_MSG_VERSION_1)
#define IBLND_OOB_MSGS(v) (IBLND_OOB_CAPABLE(v) ? 2 : 0)
#define IBLND_MSG_SIZE (4<<10) /* max size of queued messages (inc hdr) */
#define IBLND_MAX_RDMA_FRAGS LNET_MAX_IOV /* max # of fragments supported */
-#define IBLND_CFG_RDMA_FRAGS (*kiblnd_tunables.kib_map_on_demand != 0 ? \
- *kiblnd_tunables.kib_map_on_demand : \
- IBLND_MAX_RDMA_FRAGS) /* max # of fragments configured by user */
-#define IBLND_RDMA_FRAGS(v) ((v) == IBLND_MSG_VERSION_1 ? \
- IBLND_MAX_RDMA_FRAGS : IBLND_CFG_RDMA_FRAGS)
/************************/
/* derived constants... */
/* WRs and CQEs (per connection) */
#define IBLND_RECV_WRS(c) IBLND_RX_MSGS(c)
#define IBLND_SEND_WRS(c) \
- ((c->ibc_max_frags + 1) * IBLND_CONCURRENT_SENDS(c->ibc_version))
+ ((c->ibc_max_frags + 1) * kiblnd_concurrent_sends(c->ibc_version, \
+ c->ibc_peer->ibp_ni))
#define IBLND_CQ_ENTRIES(c) (IBLND_RECV_WRS(c) + IBLND_SEND_WRS(c))
struct kib_hca_dev;
int fps_cpt; /* CPT id */
int fps_pool_size;
int fps_flush_trigger;
+ int fps_cache;
/* is allocating new pool */
int fps_increasing;
/* time stamp for retry if failed to allocate */
cfs_time_t fps_next_retry;
} kib_fmr_poolset_t;
+#ifndef HAVE_IB_RDMA_WR
+struct ib_rdma_wr {
+ struct ib_send_wr wr;
+};
+#endif
+
+struct kib_fast_reg_descriptor { /* For fast registration */
+ struct list_head frd_list;
+ struct ib_rdma_wr frd_inv_wr;
+#ifdef HAVE_IB_MAP_MR_SG
+ struct ib_reg_wr frd_fastreg_wr;
+#else
+ struct ib_rdma_wr frd_fastreg_wr;
+ struct ib_fast_reg_page_list *frd_frpl;
+#endif
+ struct ib_mr *frd_mr;
+ bool frd_valid;
+};
+
typedef struct
{
struct list_head fpo_list; /* chain on pool list */
struct kib_hca_dev *fpo_hdev; /* device for this pool */
kib_fmr_poolset_t *fpo_owner; /* owner of this pool */
- struct ib_fmr_pool *fpo_fmr_pool; /* IB FMR pool */
+ union {
+ struct {
+ struct ib_fmr_pool *fpo_fmr_pool; /* IB FMR pool */
+ } fmr;
+ struct { /* For fast registration */
+ struct list_head fpo_pool_list;
+ int fpo_pool_size;
+ } fast_reg;
+ };
cfs_time_t fpo_deadline; /* deadline of this pool */
int fpo_failed; /* fmr pool is failed */
int fpo_map_count; /* # of mapped FMR */
+ int fpo_is_fmr;
} kib_fmr_pool_t;
typedef struct {
- struct ib_pool_fmr *fmr_pfmr; /* IB pool fmr */
- kib_fmr_pool_t *fmr_pool; /* pool of FMR */
+ kib_fmr_pool_t *fmr_pool; /* pool of FMR */
+ struct ib_pool_fmr *fmr_pfmr; /* IB pool fmr */
+ struct kib_fast_reg_descriptor *fmr_frd;
+ u32 fmr_key;
} kib_fmr_t;
typedef struct kib_net
/* schedulers sleep here */
wait_queue_head_t kib_failover_waitq;
atomic_t kib_nthreads; /* # live threads */
- /* stabilize net/dev/peer/conn ops */
+ /* stabilize net/dev/peer_ni/conn ops */
rwlock_t kib_global_lock;
/* hash table of all my known peers */
struct list_head *kib_peers;
struct list_head kib_connd_conns;
/* connections with zero refcount */
struct list_head kib_connd_zombies;
+ /* connections to reconnect */
+ struct list_head kib_reconn_list;
+ /* peers wait for reconnection */
+ struct list_head kib_reconn_wait;
+ /*
+ * The second that peers are pulled out from \a kib_reconn_wait
+ * for reconnection.
+ */
+ time64_t kib_reconn_sec;
/* connection daemon sleeps here */
wait_queue_head_t kib_connd_waitq;
spinlock_t kib_connd_lock; /* serialise */
typedef struct
{
- lnet_hdr_t ibim_hdr; /* portals header */
- char ibim_payload[0]; /* piggy-backed payload */
+ struct lnet_hdr ibim_hdr; /* portals header */
+ char ibim_payload[0];/* piggy-backed payload */
} WIRE_ATTR kib_immediate_msg_t;
typedef struct
typedef struct
{
- lnet_hdr_t ibprm_hdr; /* portals header */
- __u64 ibprm_cookie; /* opaque completion cookie */
+ struct lnet_hdr ibprm_hdr; /* portals header */
+ __u64 ibprm_cookie; /* opaque completion cookie */
} WIRE_ATTR kib_putreq_msg_t;
typedef struct
typedef struct
{
- lnet_hdr_t ibgm_hdr; /* portals header */
- __u64 ibgm_cookie; /* opaque completion cookie */
- kib_rdma_desc_t ibgm_rd; /* rdma descriptor */
+ struct lnet_hdr ibgm_hdr; /* portals header */
+ __u64 ibgm_cookie; /* opaque completion cookie */
+ kib_rdma_desc_t ibgm_rd; /* rdma descriptor */
} WIRE_ATTR kib_get_msg_t;
typedef struct
__u16 ibr_version; /* sender's version */
__u8 ibr_why; /* reject reason */
__u8 ibr_padding; /* padding */
- __u64 ibr_incarnation; /* incarnation of peer */
+ __u64 ibr_incarnation; /* incarnation of peer_ni */
kib_connparams_t ibr_cp; /* connection parameters */
} WIRE_ATTR kib_rej_t;
#define IBLND_REJECT_NO_RESOURCES 2 /* Out of memory/conns etc */
#define IBLND_REJECT_FATAL 3 /* Anything else */
-#define IBLND_REJECT_CONN_UNCOMPAT 4 /* incompatible version peer */
-#define IBLND_REJECT_CONN_STALE 5 /* stale peer */
+#define IBLND_REJECT_CONN_UNCOMPAT 4 /* incompatible version peer_ni */
+#define IBLND_REJECT_CONN_STALE 5 /* stale peer_ni */
-/* peer's rdma frags doesn't match mine */
+/* peer_ni's rdma frags doesn't match mine */
#define IBLND_REJECT_RDMA_FRAGS 6
-/* peer's msg queue size doesn't match mine */
+/* peer_ni's msg queue size doesn't match mine */
#define IBLND_REJECT_MSG_QUEUE_SIZE 7
+#define IBLND_REJECT_INVALID_SRV_ID 8
/***********************************************************************/
#define IBLND_POSTRX_DONT_POST 0 /* don't post */
#define IBLND_POSTRX_NO_CREDIT 1 /* post: no credits */
-#define IBLND_POSTRX_PEER_CREDIT 2 /* post: give peer back 1 credit */
+#define IBLND_POSTRX_PEER_CREDIT 2 /* post: give peer_ni back 1 credit */
#define IBLND_POSTRX_RSRVD_CREDIT 3 /* post: give myself back 1 reserved credit */
typedef struct kib_tx /* transmit message */
short tx_sending;
/* queued for sending */
short tx_queued;
- /* waiting for peer */
+ /* waiting for peer_ni */
short tx_waiting;
/* LNET completion status */
int tx_status;
/* completion cookie */
__u64 tx_cookie;
/* lnet msgs to finalize on completion */
- lnet_msg_t *tx_lntmsg[2];
+ struct lnet_msg *tx_lntmsg[2];
/* message buffer (host vaddr) */
kib_msg_t *tx_msg;
/* message buffer (I/O addr) */
/* # send work items */
int tx_nwrq;
/* send work items... */
- struct ib_send_wr *tx_wrq;
+ struct ib_rdma_wr *tx_wrq;
/* ...and their memory */
struct ib_sge *tx_sge;
/* rdma descriptor */
{
/* scheduler information */
struct kib_sched_info *ibc_sched;
- /* owning peer */
+ /* owning peer_ni */
struct kib_peer *ibc_peer;
/* HCA bound on */
kib_hca_dev_t *ibc_hdev;
- /* stash on peer's conn list */
+ /* stash on peer_ni's conn list */
struct list_head ibc_list;
/* schedule for attention */
struct list_head ibc_sched_list;
/* version of connection */
__u16 ibc_version;
+ /* reconnect later */
+ __u16 ibc_reconnect:1;
/* which instance of the peer */
__u64 ibc_incarnation;
/* # users */
/* connections max frags */
__u16 ibc_max_frags;
/* receive buffers owned */
- unsigned short ibc_nrx;
- /** rejected by connection race */
- unsigned short ibc_conn_race:1;
+ unsigned int ibc_nrx:16;
/* scheduled for attention */
- unsigned short ibc_scheduled:1;
+ unsigned int ibc_scheduled:1;
/* CQ callback fired */
- unsigned short ibc_ready:1;
+ unsigned int ibc_ready:1;
/* time of last send */
unsigned long ibc_last_send;
/** link chain for kiblnd_check_conns only */
typedef struct kib_peer
{
- /* stash on global peer list */
+ /* stash on global peer_ni list */
struct list_head ibp_list;
/* who's on the other end(s) */
lnet_nid_t ibp_nid;
/* LNet interface */
- lnet_ni_t *ibp_ni;
- /* # users */
- atomic_t ibp_refcount;
+ struct lnet_ni *ibp_ni;
/* all active connections */
struct list_head ibp_conns;
/* msgs waiting for a conn */
struct list_head ibp_tx_queue;
- /* version of peer */
- __u16 ibp_version;
- /* incarnation of peer */
+ /* incarnation of peer_ni */
__u64 ibp_incarnation;
- /* current active connection attempts */
- int ibp_connecting;
- /* current passive connection attempts */
- int ibp_accepting;
- /* errno on closing this peer */
- int ibp_error;
/* when (in jiffies) I was last alive */
cfs_time_t ibp_last_alive;
+ /* # users */
+ atomic_t ibp_refcount;
+ /* version of peer_ni */
+ __u16 ibp_version;
+ /* current passive connection attempts */
+ unsigned short ibp_accepting;
+ /* current active connection attempts */
+ unsigned short ibp_connecting;
+ /* reconnect this peer_ni later */
+ unsigned short ibp_reconnecting:1;
+ /* counter of how many times we triggered a conn race */
+ unsigned char ibp_races;
+ /* # consecutive reconnection attempts to this peer */
+ unsigned int ibp_reconnected;
+ /* errno on closing this peer_ni */
+ int ibp_error;
/* max map_on_demand */
__u16 ibp_max_frags;
/* max_peer_credits */
__u16 ibp_queue_depth;
-} kib_peer_t;
+} kib_peer_ni_t;
+
+#ifndef HAVE_IB_INC_RKEY
+/**
+ * ib_inc_rkey - increments the key portion of the given rkey. Can be used
+ * for calculating a new rkey for type 2 memory windows.
+ * @rkey - the rkey to increment.
+ */
+static inline u32 ib_inc_rkey(u32 rkey)
+{
+ const u32 mask = 0x000000ff;
+ return ((rkey + 1) & mask) | (rkey & ~mask);
+}
+#endif
extern kib_data_t kiblnd_data;
extern void kiblnd_hdev_destroy(kib_hca_dev_t *hdev);
+int kiblnd_msg_queue_size(int version, struct lnet_ni *ni);
+
+/* max # of fragments configured by user */
+static inline int
+kiblnd_cfg_rdma_frags(struct lnet_ni *ni)
+{
+ struct lnet_ioctl_config_o2iblnd_tunables *tunables;
+ int mod;
+
+ tunables = &ni->ni_lnd_tunables.lnd_tun_u.lnd_o2ib;
+ mod = tunables->lnd_map_on_demand;
+ return mod != 0 ? mod : IBLND_MAX_RDMA_FRAGS;
+}
+
+static inline int
+kiblnd_rdma_frags(int version, struct lnet_ni *ni)
+{
+ return version == IBLND_MSG_VERSION_1 ?
+ IBLND_MAX_RDMA_FRAGS :
+ kiblnd_cfg_rdma_frags(ni);
+}
+
+static inline int
+kiblnd_concurrent_sends(int version, struct lnet_ni *ni)
+{
+ struct lnet_ioctl_config_o2iblnd_tunables *tunables;
+ int concurrent_sends;
+
+ tunables = &ni->ni_lnd_tunables.lnd_tun_u.lnd_o2ib;
+ concurrent_sends = tunables->lnd_concurrent_sends;
+
+ if (version == IBLND_MSG_VERSION_1) {
+ if (concurrent_sends > IBLND_MSG_QUEUE_SIZE_V1 * 2)
+ return IBLND_MSG_QUEUE_SIZE_V1 * 2;
+
+ if (concurrent_sends < IBLND_MSG_QUEUE_SIZE_V1 / 2)
+ return IBLND_MSG_QUEUE_SIZE_V1 / 2;
+ }
+
+ return concurrent_sends;
+}
+
static inline void
kiblnd_hdev_addref_locked(kib_hca_dev_t *hdev)
{
} \
} while (0)
-#define kiblnd_peer_addref(peer) \
+#define kiblnd_peer_addref(peer_ni) \
do { \
- CDEBUG(D_NET, "peer[%p] -> %s (%d)++\n", \
- (peer), libcfs_nid2str((peer)->ibp_nid), \
- atomic_read (&(peer)->ibp_refcount)); \
- atomic_inc(&(peer)->ibp_refcount); \
+ CDEBUG(D_NET, "peer_ni[%p] -> %s (%d)++\n", \
+ (peer_ni), libcfs_nid2str((peer_ni)->ibp_nid), \
+ atomic_read (&(peer_ni)->ibp_refcount)); \
+ atomic_inc(&(peer_ni)->ibp_refcount); \
} while (0)
-#define kiblnd_peer_decref(peer) \
+#define kiblnd_peer_decref(peer_ni) \
do { \
- CDEBUG(D_NET, "peer[%p] -> %s (%d)--\n", \
- (peer), libcfs_nid2str((peer)->ibp_nid), \
- atomic_read (&(peer)->ibp_refcount)); \
- LASSERT_ATOMIC_POS(&(peer)->ibp_refcount); \
- if (atomic_dec_and_test(&(peer)->ibp_refcount)) \
- kiblnd_destroy_peer(peer); \
+ CDEBUG(D_NET, "peer_ni[%p] -> %s (%d)--\n", \
+ (peer_ni), libcfs_nid2str((peer_ni)->ibp_nid), \
+ atomic_read (&(peer_ni)->ibp_refcount)); \
+ LASSERT_ATOMIC_POS(&(peer_ni)->ibp_refcount); \
+ if (atomic_dec_and_test(&(peer_ni)->ibp_refcount)) \
+ kiblnd_destroy_peer(peer_ni); \
} while (0)
+static inline bool
+kiblnd_peer_connecting(kib_peer_ni_t *peer_ni)
+{
+ return peer_ni->ibp_connecting != 0 ||
+ peer_ni->ibp_reconnecting != 0 ||
+ peer_ni->ibp_accepting != 0;
+}
+
+static inline bool
+kiblnd_peer_idle(kib_peer_ni_t *peer_ni)
+{
+ return !kiblnd_peer_connecting(peer_ni) && list_empty(&peer_ni->ibp_conns);
+}
+
static inline struct list_head *
kiblnd_nid2peerlist (lnet_nid_t nid)
{
}
static inline int
-kiblnd_peer_active (kib_peer_t *peer)
+kiblnd_peer_active (kib_peer_ni_t *peer_ni)
{
- /* Am I in the peer hash table? */
- return !list_empty(&peer->ibp_list);
+ /* Am I in the peer_ni hash table? */
+ return !list_empty(&peer_ni->ibp_list);
}
static inline kib_conn_t *
-kiblnd_get_conn_locked (kib_peer_t *peer)
+kiblnd_get_conn_locked (kib_peer_ni_t *peer_ni)
{
- LASSERT(!list_empty(&peer->ibp_conns));
+ LASSERT(!list_empty(&peer_ni->ibp_conns));
/* just return the first connection */
- return list_entry(peer->ibp_conns.next, kib_conn_t, ibc_list);
+ return list_entry(peer_ni->ibp_conns.next, kib_conn_t, ibc_list);
}
static inline int
static inline int
kiblnd_need_noop(kib_conn_t *conn)
{
- LASSERT (conn->ibc_state >= IBLND_CONN_ESTABLISHED);
+ struct lnet_ni *ni = conn->ibc_peer->ibp_ni;
+ struct lnet_ioctl_config_o2iblnd_tunables *tunables;
+
+ LASSERT(conn->ibc_state >= IBLND_CONN_ESTABLISHED);
+ tunables = &ni->ni_lnd_tunables.lnd_tun_u.lnd_o2ib;
if (conn->ibc_outstanding_credits <
- IBLND_CREDITS_HIGHWATER(conn->ibc_version) &&
+ IBLND_CREDITS_HIGHWATER(tunables, conn->ibc_version) &&
!kiblnd_send_keepalive(conn))
return 0; /* No need to send NOOP */
/* CAVEAT EMPTOR: We rely on descriptor alignment to allow us to use the
* lowest bits of the work request id to stash the work item type. */
-#define IBLND_WID_TX 0
-#define IBLND_WID_RDMA 1
-#define IBLND_WID_RX 2
-#define IBLND_WID_MASK 3UL
+#define IBLND_WID_INVAL 0
+#define IBLND_WID_TX 1
+#define IBLND_WID_RX 2
+#define IBLND_WID_RDMA 3
+#define IBLND_WID_MR 4
+#define IBLND_WID_MASK 7UL
static inline __u64
kiblnd_ptr2wreqid (void *ptr, int type)
#define KIBLND_CONN_PARAM(e) ((e)->param.conn.private_data)
#define KIBLND_CONN_PARAM_LEN(e) ((e)->param.conn.private_data_len)
-struct ib_mr *kiblnd_find_rd_dma_mr(kib_hca_dev_t *hdev,
- kib_rdma_desc_t *rd,
+struct ib_mr *kiblnd_find_rd_dma_mr(struct lnet_ni *ni, kib_rdma_desc_t *rd,
int negotiated_nfrags);
void kiblnd_map_rx_descs(kib_conn_t *conn);
void kiblnd_unmap_rx_descs(kib_conn_t *conn);
void kiblnd_pool_free_node(kib_pool_t *pool, struct list_head *node);
struct list_head *kiblnd_pool_alloc_node(kib_poolset_t *ps);
-int kiblnd_fmr_pool_map(kib_fmr_poolset_t *fps, __u64 *pages,
- int npages, __u64 iov, kib_fmr_t *fmr);
+int kiblnd_fmr_pool_map(kib_fmr_poolset_t *fps, kib_tx_t *tx,
+ kib_rdma_desc_t *rd, __u32 nob, __u64 iov,
+ kib_fmr_t *fmr);
void kiblnd_fmr_pool_unmap(kib_fmr_t *fmr, int status);
+int kiblnd_tunables_setup(struct lnet_ni *ni);
int kiblnd_tunables_init(void);
-void kiblnd_tunables_fini(void);
int kiblnd_connd (void *arg);
int kiblnd_scheduler(void *arg);
int kiblnd_translate_mtu(int value);
int kiblnd_dev_failover(kib_dev_t *dev);
-int kiblnd_create_peer(lnet_ni_t *ni, kib_peer_t **peerp, lnet_nid_t nid);
-void kiblnd_destroy_peer (kib_peer_t *peer);
-void kiblnd_connect_peer(kib_peer_t *peer);
+int kiblnd_create_peer(struct lnet_ni *ni, kib_peer_ni_t **peerp,
+ lnet_nid_t nid);
+void kiblnd_destroy_peer (kib_peer_ni_t *peer);
+bool kiblnd_reconnect_peer(kib_peer_ni_t *peer);
void kiblnd_destroy_dev (kib_dev_t *dev);
-void kiblnd_unlink_peer_locked (kib_peer_t *peer);
-kib_peer_t *kiblnd_find_peer_locked (lnet_nid_t nid);
-int kiblnd_close_stale_conns_locked (kib_peer_t *peer,
+void kiblnd_unlink_peer_locked (kib_peer_ni_t *peer_ni);
+kib_peer_ni_t *kiblnd_find_peer_locked(struct lnet_ni *ni, lnet_nid_t nid);
+int kiblnd_close_stale_conns_locked (kib_peer_ni_t *peer_ni,
int version, __u64 incarnation);
-int kiblnd_close_peer_conns_locked (kib_peer_t *peer, int why);
+int kiblnd_close_peer_conns_locked (kib_peer_ni_t *peer_ni, int why);
-kib_conn_t *kiblnd_create_conn(kib_peer_t *peer, struct rdma_cm_id *cmid,
+kib_conn_t *kiblnd_create_conn(kib_peer_ni_t *peer_ni, struct rdma_cm_id *cmid,
int state, int version);
-void kiblnd_destroy_conn (kib_conn_t *conn);
+void kiblnd_destroy_conn(kib_conn_t *conn, bool free_conn);
void kiblnd_close_conn (kib_conn_t *conn, int error);
void kiblnd_close_conn_locked (kib_conn_t *conn, int error);
-void kiblnd_launch_tx (lnet_ni_t *ni, kib_tx_t *tx, lnet_nid_t nid);
-void kiblnd_txlist_done(lnet_ni_t *ni, struct list_head *txlist, int status);
+void kiblnd_launch_tx(struct lnet_ni *ni, kib_tx_t *tx, lnet_nid_t nid);
+void kiblnd_txlist_done(struct list_head *txlist, int status);
void kiblnd_qp_event(struct ib_event *event, void *arg);
void kiblnd_cq_event(struct ib_event *event, void *arg);
void kiblnd_cq_completion(struct ib_cq *cq, void *arg);
-void kiblnd_pack_msg (lnet_ni_t *ni, kib_msg_t *msg, int version,
- int credits, lnet_nid_t dstnid, __u64 dststamp);
+void kiblnd_pack_msg(struct lnet_ni *ni, kib_msg_t *msg, int version,
+ int credits, lnet_nid_t dstnid, __u64 dststamp);
int kiblnd_unpack_msg(kib_msg_t *msg, int nob);
int kiblnd_post_rx (kib_rx_t *rx, int credit);
-int kiblnd_send(lnet_ni_t *ni, void *private, lnet_msg_t *lntmsg);
-int kiblnd_recv(lnet_ni_t *ni, void *private, lnet_msg_t *lntmsg, int delayed,
- unsigned int niov, struct iovec *iov, lnet_kiov_t *kiov,
- unsigned int offset, unsigned int mlen, unsigned int rlen);
+int kiblnd_send(struct lnet_ni *ni, void *private, struct lnet_msg *lntmsg);
+int kiblnd_recv(struct lnet_ni *ni, void *private, struct lnet_msg *lntmsg,
+ int delayed, unsigned int niov, struct kvec *iov,
+ lnet_kiov_t *kiov, unsigned int offset, unsigned int mlen,
+ unsigned int rlen);