/*
* Copyright (C) 2012 Cray, Inc.
*
- * Copyright (c) 2013, 2015, Intel Corporation.
+ * Copyright (c) 2013, 2017, Intel Corporation.
*
* Author: Nic Henke <nic@cray.com>
* Author: James Shimek <jshimek@cray.com>
#include "gnilnd.h"
/* Primary entry points from LNET. There are no guarantees against reentrance. */
-lnd_t the_kgnilnd = {
-#ifdef CONFIG_CRAY_XT
+struct lnet_lnd the_kgnilnd = {
.lnd_type = GNILND,
-#else
- .lnd_type = GNIIPLND,
-#endif
.lnd_startup = kgnilnd_startup,
.lnd_shutdown = kgnilnd_shutdown,
.lnd_ctl = kgnilnd_ctl,
INIT_LIST_HEAD(&conn->gnc_schedlist);
INIT_LIST_HEAD(&conn->gnc_fmaq);
INIT_LIST_HEAD(&conn->gnc_mdd_list);
+ INIT_LIST_HEAD(&conn->gnc_delaylist);
spin_lock_init(&conn->gnc_list_lock);
spin_lock_init(&conn->gnc_tx_lock);
conn->gnc_magic = GNILND_CONN_MAGIC;
conn->gnc_next_tx = (int) GNILND_MAX_MSG_ID - 10;
/* if this fails, we have conflicts and MAX_TX is too large */
- CLASSERT(GNILND_MAX_MSG_ID < GNILND_MSGID_CLOSE);
+ BUILD_BUG_ON(GNILND_MAX_MSG_ID >= GNILND_MSGID_CLOSE);
/* get a new unique CQ id for this conn */
write_lock(&kgnilnd_data.kgn_peer_conn_lock);
list_empty(&conn->gnc_hashlist) &&
list_empty(&conn->gnc_schedlist) &&
list_empty(&conn->gnc_mdd_list) &&
+ list_empty(&conn->gnc_delaylist) &&
conn->gnc_magic == GNILND_CONN_MAGIC,
- "conn 0x%p->%s IRQ %d sched %d purg %d ep 0x%p Mg %d lists %d/%d/%d/%d\n",
+ "conn 0x%p->%s IRQ %d sched %d purg %d ep 0x%p Mg %d lists %d/%d/%d/%d/%d\n",
conn, conn->gnc_peer ? libcfs_nid2str(conn->gnc_peer->gnp_nid)
: "<?>",
!!in_interrupt(), conn->gnc_scheduled,
list_empty(&conn->gnc_list),
list_empty(&conn->gnc_hashlist),
list_empty(&conn->gnc_schedlist),
- list_empty(&conn->gnc_mdd_list));
+ list_empty(&conn->gnc_mdd_list),
+ list_empty(&conn->gnc_delaylist));
/* Tripping these is especially bad, as it means we have items on the
* lists that didn't keep their refcount on the connection - or
void
kgnilnd_peer_alive(kgn_peer_t *peer)
{
- set_mb(peer->gnp_last_alive, jiffies);
+ time64_t now = ktime_get_seconds();
+
+ set_mb(peer->gnp_last_alive, now);
}
void
peer_nid = kgnilnd_lnd2lnetnid(net->gnn_ni->ni_nid,
peer->gnp_nid);
- CDEBUG(D_NET, "peer 0x%p->%s last_alive %lu (%lus ago)\n",
+ CDEBUG(D_NET, "peer 0x%p->%s last_alive %lld (%llds ago)\n",
peer, libcfs_nid2str(peer_nid), peer->gnp_last_alive,
- cfs_duration_sec(jiffies - peer->gnp_last_alive));
+ ktime_get_seconds() - peer->gnp_last_alive);
lnet_notify(net->gnn_ni, peer_nid, alive,
+ (alive) ? true : false,
peer->gnp_last_alive);
kgnilnd_net_decref(net);
kgnilnd_conn_state2str(conn));
LASSERT(list_empty(&conn->gnc_hashlist));
+ /* We shouldnt be on the delay list, the conn can
+ * get added to this list during a retransmit, and retransmits
+ * only occur within scheduler threads.
+ */
+ LASSERT(list_empty(&conn->gnc_delaylist));
/* we've sent the close, start nuking */
if (CFS_FAIL_CHECK(CFS_FAIL_GNI_SCHEDULE_COMPLETE))
}
int
-kgnilnd_ctl(lnet_ni_t *ni, unsigned int cmd, void *arg)
+kgnilnd_ctl(struct lnet_ni *ni, unsigned int cmd, void *arg)
{
struct libcfs_ioctl_data *data = arg;
kgn_net_t *net = ni->ni_data;
}
void
-kgnilnd_query(lnet_ni_t *ni, lnet_nid_t nid, cfs_time_t *when)
+kgnilnd_query(struct lnet_ni *ni, lnet_nid_t nid, time64_t *when)
{
kgn_net_t *net = ni->ni_data;
kgn_tx_t *tx;
kgn_peer_t *peer = NULL;
kgn_conn_t *conn = NULL;
- lnet_process_id_t id = {
+ struct lnet_process_id id = {
.nid = nid,
.pid = LNET_PID_LUSTRE,
};
/* LIE if in a quiesce - we will update the timeouts after,
* but we don't want sends failing during it */
if (kgnilnd_data.kgn_quiesce_trigger) {
- *when = jiffies;
+ *when = ktime_get_seconds();
read_unlock(&kgnilnd_data.kgn_peer_conn_lock);
GOTO(out, 0);
}
* - if it was, we lie to LNet because we believe a TX would complete
* on reconnect */
if (kgnilnd_conn_clean_errno(peer->gnp_last_errno)) {
- *when = jiffies;
+ *when = ktime_get_seconds();
}
/* we still want to fire a TX and new conn in this case */
} else {
kgnilnd_launch_tx(tx, net, &id);
}
out:
- CDEBUG(D_NETTRACE, "peer 0x%p->%s when %lu\n", peer,
+ CDEBUG(D_NETTRACE, "peer 0x%p->%s when %lld\n", peer,
libcfs_nid2str(nid), *when);
EXIT;
}
}
}
- rrc = sock_create_kern(PF_INET, SOCK_DGRAM, IPPROTO_IP, &kgnilnd_data.kgn_sock);
- if (rrc < 0) {
- CERROR("sock_create returned %d\n", rrc);
- GOTO(failed, rrc);
- }
-
rc = kgnilnd_nicaddr_to_nid(dev->gnd_host_id, &dev->gnd_nid);
if (rc < 0) {
/* log messages during startup */
/* At quiesce or rest time, need to loop through and clear gnd_ready_conns ?*/
LASSERTF(list_empty(&dev->gnd_ready_conns) &&
list_empty(&dev->gnd_map_tx) &&
- list_empty(&dev->gnd_rdmaq),
- "dev 0x%p ready_conns %d@0x%p map_tx %d@0x%p rdmaq %d@0x%p\n",
+ list_empty(&dev->gnd_rdmaq) &&
+ list_empty(&dev->gnd_delay_conns),
+ "dev 0x%p ready_conns %d@0x%p delay_conns %d@0x%p"
+ "map_tx %d@0x%p rdmaq %d@0x%p\n",
dev, kgnilnd_count_list(&dev->gnd_ready_conns), &dev->gnd_ready_conns,
+ kgnilnd_count_list(&dev->gnd_delay_conns), &dev->gnd_delay_conns,
kgnilnd_count_list(&dev->gnd_map_tx), &dev->gnd_map_tx,
kgnilnd_count_list(&dev->gnd_rdmaq), &dev->gnd_rdmaq);
dev->gnd_domain = NULL;
}
- if (kgnilnd_data.kgn_sock)
- sock_release(kgnilnd_data.kgn_sock);
-
EXIT;
}
dev->gnd_id = i;
INIT_LIST_HEAD(&dev->gnd_ready_conns);
+ INIT_LIST_HEAD(&dev->gnd_delay_conns);
INIT_LIST_HEAD(&dev->gnd_map_tx);
INIT_LIST_HEAD(&dev->gnd_fma_buffs);
mutex_init(&dev->gnd_cq_mutex);
}
kgnilnd_data.kgn_mbox_cache =
- kmem_cache_create("kgn_mbox_block", KMALLOC_MAX_SIZE, 0,
+ kmem_cache_create("kgn_mbox_block", GNILND_MBOX_SIZE, 0,
SLAB_HWCACHE_ALIGN, NULL);
if (kgnilnd_data.kgn_mbox_cache == NULL) {
CERROR("Can't create slab for physical mbox blocks\n");
}
int
-kgnilnd_startup(lnet_ni_t *ni)
+kgnilnd_startup(struct lnet_ni *ni)
{
int rc, devno;
kgn_net_t *net;
}
void
-kgnilnd_shutdown(lnet_ni_t *ni)
+kgnilnd_shutdown(struct lnet_ni *ni)
{
kgn_net_t *net = ni->ni_data;
int i;
if (rc != 0)
return rc;
- printk(KERN_INFO "Lustre: kgnilnd build version: "KGNILND_BUILD_REV"\n");
+ LCONSOLE_INFO("Lustre: kgnilnd build version: "LUSTRE_VERSION_STRING"\n");
kgnilnd_insert_sysctl();
kgnilnd_proc_init();
MODULE_AUTHOR("Cray, Inc. <nic@cray.com>");
MODULE_DESCRIPTION("Gemini LNet Network Driver");
-MODULE_VERSION(KGNILND_BUILD_REV);
+MODULE_VERSION(LUSTRE_VERSION_STRING);
MODULE_LICENSE("GPL");
module_init(kgnilnd_init);