struct kib_tunables {
int *kib_dev_failover; /* HCA failover */
unsigned int *kib_service; /* IB service number */
- int *kib_min_reconnect_interval; /* first failed connection retry... */
- int *kib_max_reconnect_interval; /* ...exponentially increasing to this */
int *kib_cksum; /* checksum struct kib_msg? */
int *kib_timeout; /* comms timeout (seconds) */
int *kib_keepalive; /* keepalive timeout (seconds) */
- int *kib_ntx; /* # tx descs */
char **kib_default_ipif; /* default IPoIB interface */
int *kib_retry_count;
int *kib_rnr_retry_count;
#define IBLND_CREDITS_MAX ((typeof(((struct kib_msg *) 0)->ibm_credits)) - 1) /* Max # of peer_ni credits */
/* when eagerly to return credits */
-#define IBLND_CREDITS_HIGHWATER(t, v) ((v) == IBLND_MSG_VERSION_1 ? \
+#define IBLND_CREDITS_HIGHWATER(t, conn) ((conn->ibc_version) == IBLND_MSG_VERSION_1 ? \
IBLND_CREDIT_HIGHWATER_V1 : \
- t->lnd_peercredits_hiw)
+ min(t->lnd_peercredits_hiw, (__u32)conn->ibc_queue_depth - 1))
#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)
+# define kiblnd_rdma_create_id(ns, cb, dev, ps, qpt) \
+ rdma_create_id((ns) ? (ns) : &init_net, cb, dev, ps, qpt)
#else
# ifdef HAVE_RDMA_CREATE_ID_4ARG
-# define kiblnd_rdma_create_id(cb, dev, ps, qpt) rdma_create_id(cb, dev, \
- ps, qpt)
+# define kiblnd_rdma_create_id(ns, 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)
+# define kiblnd_rdma_create_id(ns, cb, dev, ps, qpt) \
+ rdma_create_id(cb, dev, ps)
# endif
#endif
int ibh_page_shift; /* page shift of current HCA */
int ibh_page_size; /* page size of current HCA */
__u64 ibh_page_mask; /* page mask of current HCA */
- int ibh_mr_shift; /* bits shift of max MR size */
__u64 ibh_mr_size; /* size of MR */
+ int ibh_max_qp_wr; /* maximum work requests size */
#ifdef HAVE_IB_GET_DMA_MR
struct ib_mr *ibh_mrs; /* global MR */
#endif
struct ib_pd *ibh_pd; /* PD */
+ u8 ibh_port; /* port number */
+ struct ib_event_handler
+ ibh_event_handler; /* IB event handler */
+ int ibh_state; /* device status */
+#define IBLND_DEV_PORT_DOWN 0
+#define IBLND_DEV_PORT_ACTIVE 1
+#define IBLND_DEV_FATAL 2
struct kib_dev *ibh_dev; /* owner */
atomic_t ibh_ref; /* refcount */
};
struct kib_fmr_poolset **ibn_fmr_ps; /* fmr pool-set */
struct kib_dev *ibn_dev; /* underlying IB device */
+ struct lnet_ni *ibn_ni; /* LNet interface */
};
#define KIB_THREAD_SHIFT 16
struct kib_conn *rx_conn;
/* # bytes received (-1 while posted) */
int rx_nob;
- /* completion status */
- enum ib_wc_status rx_status;
/* message buffer (host vaddr) */
struct kib_msg *rx_msg;
/* message buffer (I/O addr) */
tunables = &ni->ni_lnd_tunables.lnd_tun_u.lnd_o2ib;
if (conn->ibc_outstanding_credits <
- IBLND_CREDITS_HIGHWATER(tunables, conn->ibc_version) &&
+ IBLND_CREDITS_HIGHWATER(tunables, conn) &&
!kiblnd_send_keepalive(conn))
return 0; /* No need to send NOOP */
#ifndef HAVE_IB_SG_DMA_ADDRESS
#include <linux/scatterlist.h>
-#define ib_sg_dma_address(dev, sg) sg_dma_address((dev), (sg))
-#define ib_sg_dma_len(dev, sg) sg_dma_len((dev), (sg))
+#define ib_sg_dma_address(dev, sg) sg_dma_address(sg)
+#define ib_sg_dma_len(dev, sg) sg_dma_len(sg)
#endif
static inline __u64 kiblnd_sg_dma_address(struct ib_device *dev,
struct rdma_cm_event *event);
int kiblnd_translate_mtu(int value);
-int kiblnd_dev_failover(struct kib_dev *dev);
+int kiblnd_dev_failover(struct kib_dev *dev, struct net *ns);
int kiblnd_create_peer(struct lnet_ni *ni, struct kib_peer_ni **peerp,
lnet_nid_t nid);
void kiblnd_destroy_peer(struct kib_peer_ni *peer);