* Author: Eric Barton <eric@bartonsoftware.com>
*/
+#include <linux/pci.h>
#include "socklnd.h"
-static lnd_t the_ksocklnd;
+static struct lnet_lnd the_ksocklnd;
ksock_nal_data_t ksocknal_data;
static ksock_interface_t *
-ksocknal_ip2iface(lnet_ni_t *ni, __u32 ip)
+ksocknal_ip2iface(struct lnet_ni *ni, __u32 ip)
{
- ksock_net_t *net = ni->ni_data;
- int i;
- ksock_interface_t *iface;
+ ksock_net_t *net = ni->ni_data;
+ int i;
+ ksock_interface_t *iface;
- for (i = 0; i < net->ksnn_ninterfaces; i++) {
- LASSERT(i < LNET_MAX_INTERFACES);
- iface = &net->ksnn_interfaces[i];
+ for (i = 0; i < net->ksnn_ninterfaces; i++) {
+ LASSERT(i < LNET_NUM_INTERFACES);
+ iface = &net->ksnn_interfaces[i];
- if (iface->ksni_ipaddr == ip)
- return (iface);
- }
+ if (iface->ksni_ipaddr == ip)
+ return iface;
+ }
- return (NULL);
+ return NULL;
}
static ksock_route_t *
}
static int
-ksocknal_create_peer(ksock_peer_t **peerp, lnet_ni_t *ni, lnet_process_id_t id)
+ksocknal_create_peer(ksock_peer_ni_t **peerp, struct lnet_ni *ni,
+ struct lnet_process_id id)
{
- int cpt = lnet_cpt_of_nid(id.nid);
+ int cpt = lnet_cpt_of_nid(id.nid, ni);
ksock_net_t *net = ni->ni_data;
- ksock_peer_t *peer;
+ ksock_peer_ni_t *peer_ni;
LASSERT(id.nid != LNET_NID_ANY);
LASSERT(id.pid != LNET_PID_ANY);
LASSERT(!in_interrupt());
- LIBCFS_CPT_ALLOC(peer, lnet_cpt_table(), cpt, sizeof(*peer));
- if (peer == NULL)
+ LIBCFS_CPT_ALLOC(peer_ni, lnet_cpt_table(), cpt, sizeof(*peer_ni));
+ if (peer_ni == NULL)
return -ENOMEM;
- peer->ksnp_ni = ni;
- peer->ksnp_id = id;
- atomic_set(&peer->ksnp_refcount, 1); /* 1 ref for caller */
- peer->ksnp_closing = 0;
- peer->ksnp_accepting = 0;
- peer->ksnp_proto = NULL;
- peer->ksnp_last_alive = 0;
- peer->ksnp_zc_next_cookie = SOCKNAL_KEEPALIVE_PING + 1;
-
- INIT_LIST_HEAD(&peer->ksnp_conns);
- INIT_LIST_HEAD(&peer->ksnp_routes);
- INIT_LIST_HEAD(&peer->ksnp_tx_queue);
- INIT_LIST_HEAD(&peer->ksnp_zc_req_list);
- spin_lock_init(&peer->ksnp_lock);
+ peer_ni->ksnp_ni = ni;
+ peer_ni->ksnp_id = id;
+ atomic_set(&peer_ni->ksnp_refcount, 1); /* 1 ref for caller */
+ peer_ni->ksnp_closing = 0;
+ peer_ni->ksnp_accepting = 0;
+ peer_ni->ksnp_proto = NULL;
+ peer_ni->ksnp_last_alive = 0;
+ peer_ni->ksnp_zc_next_cookie = SOCKNAL_KEEPALIVE_PING + 1;
+
+ INIT_LIST_HEAD(&peer_ni->ksnp_conns);
+ INIT_LIST_HEAD(&peer_ni->ksnp_routes);
+ INIT_LIST_HEAD(&peer_ni->ksnp_tx_queue);
+ INIT_LIST_HEAD(&peer_ni->ksnp_zc_req_list);
+ spin_lock_init(&peer_ni->ksnp_lock);
spin_lock_bh(&net->ksnn_lock);
if (net->ksnn_shutdown) {
spin_unlock_bh(&net->ksnn_lock);
- LIBCFS_FREE(peer, sizeof(*peer));
- CERROR("Can't create peer: network shutdown\n");
+ LIBCFS_FREE(peer_ni, sizeof(*peer_ni));
+ CERROR("Can't create peer_ni: network shutdown\n");
return -ESHUTDOWN;
}
spin_unlock_bh(&net->ksnn_lock);
- *peerp = peer;
+ *peerp = peer_ni;
return 0;
}
void
-ksocknal_destroy_peer (ksock_peer_t *peer)
+ksocknal_destroy_peer (ksock_peer_ni_t *peer_ni)
{
- ksock_net_t *net = peer->ksnp_ni->ni_data;
+ ksock_net_t *net = peer_ni->ksnp_ni->ni_data;
- CDEBUG (D_NET, "peer %s %p deleted\n",
- libcfs_id2str(peer->ksnp_id), peer);
+ CDEBUG (D_NET, "peer_ni %s %p deleted\n",
+ libcfs_id2str(peer_ni->ksnp_id), peer_ni);
- LASSERT(atomic_read(&peer->ksnp_refcount) == 0);
- LASSERT(peer->ksnp_accepting == 0);
- LASSERT(list_empty(&peer->ksnp_conns));
- LASSERT(list_empty(&peer->ksnp_routes));
- LASSERT(list_empty(&peer->ksnp_tx_queue));
- LASSERT(list_empty(&peer->ksnp_zc_req_list));
+ LASSERT(atomic_read(&peer_ni->ksnp_refcount) == 0);
+ LASSERT(peer_ni->ksnp_accepting == 0);
+ LASSERT(list_empty(&peer_ni->ksnp_conns));
+ LASSERT(list_empty(&peer_ni->ksnp_routes));
+ LASSERT(list_empty(&peer_ni->ksnp_tx_queue));
+ LASSERT(list_empty(&peer_ni->ksnp_zc_req_list));
- LIBCFS_FREE(peer, sizeof(*peer));
+ LIBCFS_FREE(peer_ni, sizeof(*peer_ni));
- /* NB a peer's connections and routes keep a reference on their peer
+ /* NB a peer_ni's connections and routes keep a reference on their peer_ni
* until they are destroyed, so we can be assured that _all_ state to
- * do with this peer has been cleaned up when its refcount drops to
+ * do with this peer_ni has been cleaned up when its refcount drops to
* zero. */
spin_lock_bh(&net->ksnn_lock);
net->ksnn_npeers--;
spin_unlock_bh(&net->ksnn_lock);
}
-ksock_peer_t *
-ksocknal_find_peer_locked (lnet_ni_t *ni, lnet_process_id_t id)
+ksock_peer_ni_t *
+ksocknal_find_peer_locked(struct lnet_ni *ni, struct lnet_process_id id)
{
struct list_head *peer_list = ksocknal_nid2peerlist(id.nid);
struct list_head *tmp;
- ksock_peer_t *peer;
+ ksock_peer_ni_t *peer_ni;
list_for_each(tmp, peer_list) {
- peer = list_entry(tmp, ksock_peer_t, ksnp_list);
+ peer_ni = list_entry(tmp, ksock_peer_ni_t, ksnp_list);
- LASSERT(!peer->ksnp_closing);
+ LASSERT(!peer_ni->ksnp_closing);
- if (peer->ksnp_ni != ni)
+ if (peer_ni->ksnp_ni != ni)
continue;
- if (peer->ksnp_id.nid != id.nid ||
- peer->ksnp_id.pid != id.pid)
+ if (peer_ni->ksnp_id.nid != id.nid ||
+ peer_ni->ksnp_id.pid != id.pid)
continue;
- CDEBUG(D_NET, "got peer [%p] -> %s (%d)\n",
- peer, libcfs_id2str(id),
- atomic_read(&peer->ksnp_refcount));
- return peer;
+ CDEBUG(D_NET, "got peer_ni [%p] -> %s (%d)\n",
+ peer_ni, libcfs_id2str(id),
+ atomic_read(&peer_ni->ksnp_refcount));
+ return peer_ni;
}
return NULL;
}
-ksock_peer_t *
-ksocknal_find_peer (lnet_ni_t *ni, lnet_process_id_t id)
+ksock_peer_ni_t *
+ksocknal_find_peer(struct lnet_ni *ni, struct lnet_process_id id)
{
- ksock_peer_t *peer;
+ ksock_peer_ni_t *peer_ni;
read_lock(&ksocknal_data.ksnd_global_lock);
- peer = ksocknal_find_peer_locked(ni, id);
- if (peer != NULL) /* +1 ref for caller? */
- ksocknal_peer_addref(peer);
+ peer_ni = ksocknal_find_peer_locked(ni, id);
+ if (peer_ni != NULL) /* +1 ref for caller? */
+ ksocknal_peer_addref(peer_ni);
read_unlock(&ksocknal_data.ksnd_global_lock);
- return (peer);
+ return (peer_ni);
}
static void
-ksocknal_unlink_peer_locked (ksock_peer_t *peer)
+ksocknal_unlink_peer_locked(ksock_peer_ni_t *peer_ni)
{
- int i;
- __u32 ip;
- ksock_interface_t *iface;
+ int i;
+ __u32 ip;
+ ksock_interface_t *iface;
- for (i = 0; i < peer->ksnp_n_passive_ips; i++) {
- LASSERT (i < LNET_MAX_INTERFACES);
- ip = peer->ksnp_passive_ips[i];
+ for (i = 0; i < peer_ni->ksnp_n_passive_ips; i++) {
+ LASSERT(i < LNET_NUM_INTERFACES);
+ ip = peer_ni->ksnp_passive_ips[i];
- iface = ksocknal_ip2iface(peer->ksnp_ni, ip);
- /* All IPs in peer->ksnp_passive_ips[] come from the
- * interface list, therefore the call must succeed. */
- LASSERT (iface != NULL);
+ iface = ksocknal_ip2iface(peer_ni->ksnp_ni, ip);
+ /*
+ * All IPs in peer_ni->ksnp_passive_ips[] come from the
+ * interface list, therefore the call must succeed.
+ */
+ LASSERT(iface != NULL);
- CDEBUG(D_NET, "peer=%p iface=%p ksni_nroutes=%d\n",
- peer, iface, iface->ksni_nroutes);
- iface->ksni_npeers--;
- }
+ CDEBUG(D_NET, "peer_ni=%p iface=%p ksni_nroutes=%d\n",
+ peer_ni, iface, iface->ksni_nroutes);
+ iface->ksni_npeers--;
+ }
- LASSERT(list_empty(&peer->ksnp_conns));
- LASSERT(list_empty(&peer->ksnp_routes));
- LASSERT(!peer->ksnp_closing);
- peer->ksnp_closing = 1;
- list_del(&peer->ksnp_list);
+ LASSERT(list_empty(&peer_ni->ksnp_conns));
+ LASSERT(list_empty(&peer_ni->ksnp_routes));
+ LASSERT(!peer_ni->ksnp_closing);
+ peer_ni->ksnp_closing = 1;
+ list_del(&peer_ni->ksnp_list);
/* lose peerlist's ref */
- ksocknal_peer_decref(peer);
+ ksocknal_peer_decref(peer_ni);
}
static int
-ksocknal_get_peer_info (lnet_ni_t *ni, int index,
- lnet_process_id_t *id, __u32 *myip, __u32 *peer_ip,
- int *port, int *conn_count, int *share_count)
+ksocknal_get_peer_info(struct lnet_ni *ni, int index,
+ struct lnet_process_id *id, __u32 *myip, __u32 *peer_ip,
+ int *port, int *conn_count, int *share_count)
{
- ksock_peer_t *peer;
+ ksock_peer_ni_t *peer_ni;
struct list_head *ptmp;
ksock_route_t *route;
struct list_head *rtmp;
for (i = 0; i < ksocknal_data.ksnd_peer_hash_size; i++) {
list_for_each(ptmp, &ksocknal_data.ksnd_peers[i]) {
- peer = list_entry(ptmp, ksock_peer_t, ksnp_list);
+ peer_ni = list_entry(ptmp, ksock_peer_ni_t, ksnp_list);
- if (peer->ksnp_ni != ni)
+ if (peer_ni->ksnp_ni != ni)
continue;
- if (peer->ksnp_n_passive_ips == 0 &&
- list_empty(&peer->ksnp_routes)) {
+ if (peer_ni->ksnp_n_passive_ips == 0 &&
+ list_empty(&peer_ni->ksnp_routes)) {
if (index-- > 0)
continue;
- *id = peer->ksnp_id;
+ *id = peer_ni->ksnp_id;
*myip = 0;
*peer_ip = 0;
*port = 0;
goto out;
}
- for (j = 0; j < peer->ksnp_n_passive_ips; j++) {
+ for (j = 0; j < peer_ni->ksnp_n_passive_ips; j++) {
if (index-- > 0)
continue;
- *id = peer->ksnp_id;
- *myip = peer->ksnp_passive_ips[j];
+ *id = peer_ni->ksnp_id;
+ *myip = peer_ni->ksnp_passive_ips[j];
*peer_ip = 0;
*port = 0;
*conn_count = 0;
goto out;
}
- list_for_each(rtmp, &peer->ksnp_routes) {
+ list_for_each(rtmp, &peer_ni->ksnp_routes) {
if (index-- > 0)
continue;
route = list_entry(rtmp, ksock_route_t,
ksnr_list);
- *id = peer->ksnp_id;
+ *id = peer_ni->ksnp_id;
*myip = route->ksnr_myipaddr;
*peer_ip = route->ksnr_ipaddr;
*port = route->ksnr_port;
static void
ksocknal_associate_route_conn_locked(ksock_route_t *route, ksock_conn_t *conn)
{
- ksock_peer_t *peer = route->ksnr_peer;
+ ksock_peer_ni_t *peer_ni = route->ksnr_peer;
int type = conn->ksnc_type;
ksock_interface_t *iface;
if (route->ksnr_myipaddr == 0) {
/* route wasn't bound locally yet (the initial route) */
CDEBUG(D_NET, "Binding %s %pI4h to %pI4h\n",
- libcfs_id2str(peer->ksnp_id),
+ libcfs_id2str(peer_ni->ksnp_id),
&route->ksnr_ipaddr,
&conn->ksnc_myipaddr);
} else {
CDEBUG(D_NET, "Rebinding %s %pI4h from %pI4h "
- "to %pI4h\n", libcfs_id2str(peer->ksnp_id),
+ "to %pI4h\n", libcfs_id2str(peer_ni->ksnp_id),
&route->ksnr_ipaddr,
&route->ksnr_myipaddr,
&conn->ksnc_myipaddr);
}
static void
-ksocknal_add_route_locked (ksock_peer_t *peer, ksock_route_t *route)
+ksocknal_add_route_locked (ksock_peer_ni_t *peer_ni, ksock_route_t *route)
{
struct list_head *tmp;
ksock_conn_t *conn;
ksock_route_t *route2;
- LASSERT(!peer->ksnp_closing);
+ LASSERT(!peer_ni->ksnp_closing);
LASSERT(route->ksnr_peer == NULL);
LASSERT(!route->ksnr_scheduled);
LASSERT(!route->ksnr_connecting);
LASSERT(route->ksnr_connected == 0);
/* LASSERT(unique) */
- list_for_each(tmp, &peer->ksnp_routes) {
+ list_for_each(tmp, &peer_ni->ksnp_routes) {
route2 = list_entry(tmp, ksock_route_t, ksnr_list);
if (route2->ksnr_ipaddr == route->ksnr_ipaddr) {
CERROR("Duplicate route %s %pI4h\n",
- libcfs_id2str(peer->ksnp_id),
+ libcfs_id2str(peer_ni->ksnp_id),
&route->ksnr_ipaddr);
LBUG();
}
}
- route->ksnr_peer = peer;
- ksocknal_peer_addref(peer);
- /* peer's routelist takes over my ref on 'route' */
- list_add_tail(&route->ksnr_list, &peer->ksnp_routes);
+ route->ksnr_peer = peer_ni;
+ ksocknal_peer_addref(peer_ni);
+ /* peer_ni's routelist takes over my ref on 'route' */
+ list_add_tail(&route->ksnr_list, &peer_ni->ksnp_routes);
- list_for_each(tmp, &peer->ksnp_conns) {
+ list_for_each(tmp, &peer_ni->ksnp_conns) {
conn = list_entry(tmp, ksock_conn_t, ksnc_list);
if (conn->ksnc_ipaddr != route->ksnr_ipaddr)
static void
ksocknal_del_route_locked (ksock_route_t *route)
{
- ksock_peer_t *peer = route->ksnr_peer;
+ ksock_peer_ni_t *peer_ni = route->ksnr_peer;
ksock_interface_t *iface;
ksock_conn_t *conn;
struct list_head *ctmp;
LASSERT(!route->ksnr_deleted);
/* Close associated conns */
- list_for_each_safe(ctmp, cnxt, &peer->ksnp_conns) {
+ list_for_each_safe(ctmp, cnxt, &peer_ni->ksnp_conns) {
conn = list_entry(ctmp, ksock_conn_t, ksnc_list);
if (conn->ksnc_route != route)
route->ksnr_deleted = 1;
list_del(&route->ksnr_list);
- ksocknal_route_decref(route); /* drop peer's ref */
+ ksocknal_route_decref(route); /* drop peer_ni's ref */
- if (list_empty(&peer->ksnp_routes) &&
- list_empty(&peer->ksnp_conns)) {
- /* I've just removed the last route to a peer with no active
+ if (list_empty(&peer_ni->ksnp_routes) &&
+ list_empty(&peer_ni->ksnp_conns)) {
+ /* I've just removed the last route to a peer_ni with no active
* connections */
- ksocknal_unlink_peer_locked(peer);
+ ksocknal_unlink_peer_locked(peer_ni);
}
}
int
-ksocknal_add_peer(lnet_ni_t *ni, lnet_process_id_t id, __u32 ipaddr, int port)
+ksocknal_add_peer(struct lnet_ni *ni, struct lnet_process_id id, __u32 ipaddr,
+ int port)
{
struct list_head *tmp;
- ksock_peer_t *peer;
- ksock_peer_t *peer2;
+ ksock_peer_ni_t *peer_ni;
+ ksock_peer_ni_t *peer2;
ksock_route_t *route;
ksock_route_t *route2;
int rc;
id.pid == LNET_PID_ANY)
return (-EINVAL);
- /* Have a brand new peer ready... */
- rc = ksocknal_create_peer(&peer, ni, id);
+ /* Have a brand new peer_ni ready... */
+ rc = ksocknal_create_peer(&peer_ni, ni, id);
if (rc != 0)
return rc;
route = ksocknal_create_route (ipaddr, port);
if (route == NULL) {
- ksocknal_peer_decref(peer);
+ ksocknal_peer_decref(peer_ni);
return (-ENOMEM);
}
peer2 = ksocknal_find_peer_locked(ni, id);
if (peer2 != NULL) {
- ksocknal_peer_decref(peer);
- peer = peer2;
+ ksocknal_peer_decref(peer_ni);
+ peer_ni = peer2;
} else {
- /* peer table takes my ref on peer */
- list_add_tail(&peer->ksnp_list,
+ /* peer_ni table takes my ref on peer_ni */
+ list_add_tail(&peer_ni->ksnp_list,
ksocknal_nid2peerlist(id.nid));
}
route2 = NULL;
- list_for_each(tmp, &peer->ksnp_routes) {
+ list_for_each(tmp, &peer_ni->ksnp_routes) {
route2 = list_entry(tmp, ksock_route_t, ksnr_list);
if (route2->ksnr_ipaddr == ipaddr)
route2 = NULL;
}
if (route2 == NULL) {
- ksocknal_add_route_locked(peer, route);
+ ksocknal_add_route_locked(peer_ni, route);
route->ksnr_share_count++;
} else {
ksocknal_route_decref(route);
}
static void
-ksocknal_del_peer_locked (ksock_peer_t *peer, __u32 ip)
+ksocknal_del_peer_locked (ksock_peer_ni_t *peer_ni, __u32 ip)
{
ksock_conn_t *conn;
ksock_route_t *route;
struct list_head *nxt;
int nshared;
- LASSERT(!peer->ksnp_closing);
+ LASSERT(!peer_ni->ksnp_closing);
- /* Extra ref prevents peer disappearing until I'm done with it */
- ksocknal_peer_addref(peer);
+ /* Extra ref prevents peer_ni disappearing until I'm done with it */
+ ksocknal_peer_addref(peer_ni);
- list_for_each_safe(tmp, nxt, &peer->ksnp_routes) {
+ list_for_each_safe(tmp, nxt, &peer_ni->ksnp_routes) {
route = list_entry(tmp, ksock_route_t, ksnr_list);
/* no match */
}
nshared = 0;
- list_for_each_safe(tmp, nxt, &peer->ksnp_routes) {
+ list_for_each_safe(tmp, nxt, &peer_ni->ksnp_routes) {
route = list_entry(tmp, ksock_route_t, ksnr_list);
nshared += route->ksnr_share_count;
}
/* remove everything else if there are no explicit entries
* left */
- list_for_each_safe(tmp, nxt, &peer->ksnp_routes) {
+ list_for_each_safe(tmp, nxt, &peer_ni->ksnp_routes) {
route = list_entry(tmp, ksock_route_t, ksnr_list);
/* we should only be removing auto-entries */
ksocknal_del_route_locked(route);
}
- list_for_each_safe(tmp, nxt, &peer->ksnp_conns) {
+ list_for_each_safe(tmp, nxt, &peer_ni->ksnp_conns) {
conn = list_entry(tmp, ksock_conn_t, ksnc_list);
ksocknal_close_conn_locked(conn, 0);
}
}
- ksocknal_peer_decref(peer);
- /* NB peer unlinks itself when last conn/route is removed */
+ ksocknal_peer_decref(peer_ni);
+ /* NB peer_ni unlinks itself when last conn/route is removed */
}
static int
-ksocknal_del_peer (lnet_ni_t *ni, lnet_process_id_t id, __u32 ip)
+ksocknal_del_peer(struct lnet_ni *ni, struct lnet_process_id id, __u32 ip)
{
struct list_head zombies = LIST_HEAD_INIT(zombies);
struct list_head *ptmp;
struct list_head *pnxt;
- ksock_peer_t *peer;
+ ksock_peer_ni_t *peer_ni;
int lo;
int hi;
int i;
for (i = lo; i <= hi; i++) {
list_for_each_safe(ptmp, pnxt,
&ksocknal_data.ksnd_peers[i]) {
- peer = list_entry(ptmp, ksock_peer_t, ksnp_list);
+ peer_ni = list_entry(ptmp, ksock_peer_ni_t, ksnp_list);
- if (peer->ksnp_ni != ni)
+ if (peer_ni->ksnp_ni != ni)
continue;
if (!((id.nid == LNET_NID_ANY ||
- peer->ksnp_id.nid == id.nid) &&
+ peer_ni->ksnp_id.nid == id.nid) &&
(id.pid == LNET_PID_ANY ||
- peer->ksnp_id.pid == id.pid)))
+ peer_ni->ksnp_id.pid == id.pid)))
continue;
- ksocknal_peer_addref(peer); /* a ref for me... */
+ ksocknal_peer_addref(peer_ni); /* a ref for me... */
- ksocknal_del_peer_locked(peer, ip);
+ ksocknal_del_peer_locked(peer_ni, ip);
- if (peer->ksnp_closing &&
- !list_empty(&peer->ksnp_tx_queue)) {
- LASSERT(list_empty(&peer->ksnp_conns));
- LASSERT(list_empty(&peer->ksnp_routes));
+ if (peer_ni->ksnp_closing &&
+ !list_empty(&peer_ni->ksnp_tx_queue)) {
+ LASSERT(list_empty(&peer_ni->ksnp_conns));
+ LASSERT(list_empty(&peer_ni->ksnp_routes));
- list_splice_init(&peer->ksnp_tx_queue,
+ list_splice_init(&peer_ni->ksnp_tx_queue,
&zombies);
}
- ksocknal_peer_decref(peer); /* ...till here */
+ ksocknal_peer_decref(peer_ni); /* ...till here */
rc = 0; /* matched! */
}
write_unlock_bh(&ksocknal_data.ksnd_global_lock);
- ksocknal_txlist_done(ni, &zombies, 1);
+ ksocknal_txlist_done(ni, &zombies, -ENETDOWN);
return rc;
}
static ksock_conn_t *
-ksocknal_get_conn_by_idx (lnet_ni_t *ni, int index)
+ksocknal_get_conn_by_idx(struct lnet_ni *ni, int index)
{
- ksock_peer_t *peer;
+ ksock_peer_ni_t *peer_ni;
struct list_head *ptmp;
ksock_conn_t *conn;
struct list_head *ctmp;
for (i = 0; i < ksocknal_data.ksnd_peer_hash_size; i++) {
list_for_each(ptmp, &ksocknal_data.ksnd_peers[i]) {
- peer = list_entry(ptmp, ksock_peer_t, ksnp_list);
+ peer_ni = list_entry(ptmp, ksock_peer_ni_t, ksnp_list);
- LASSERT(!peer->ksnp_closing);
+ LASSERT(!peer_ni->ksnp_closing);
- if (peer->ksnp_ni != ni)
+ if (peer_ni->ksnp_ni != ni)
continue;
- list_for_each(ctmp, &peer->ksnp_conns) {
+ list_for_each(ctmp, &peer_ni->ksnp_conns) {
if (index-- > 0)
continue;
ksock_sched_t *sched;
int i;
- LASSERT(info->ksi_nthreads > 0);
+ if (info->ksi_nthreads == 0) {
+ cfs_percpt_for_each(info, i, ksocknal_data.ksnd_sched_info) {
+ if (info->ksi_nthreads > 0) {
+ CDEBUG(D_NET, "scheduler[%d] has no threads. selected scheduler[%d]\n",
+ cpt, info->ksi_cpt);
+ goto select_sched;
+ }
+ }
+ return NULL;
+ }
+select_sched:
sched = &info->ksi_scheds[0];
/*
* NB: it's safe so far, but info->ksi_nthreads could be changed
}
static int
-ksocknal_local_ipvec (lnet_ni_t *ni, __u32 *ipaddrs)
+ksocknal_local_ipvec(struct lnet_ni *ni, __u32 *ipaddrs)
{
- ksock_net_t *net = ni->ni_data;
- int i;
- int nip;
+ ksock_net_t *net = ni->ni_data;
+ int i;
+ int nip;
read_lock(&ksocknal_data.ksnd_global_lock);
- nip = net->ksnn_ninterfaces;
- LASSERT (nip <= LNET_MAX_INTERFACES);
+ nip = net->ksnn_ninterfaces;
+ LASSERT(nip <= LNET_NUM_INTERFACES);
- /* Only offer interfaces for additional connections if I have
- * more than one. */
- if (nip < 2) {
+ /*
+ * Only offer interfaces for additional connections if I have
+ * more than one.
+ */
+ if (nip < 2) {
read_unlock(&ksocknal_data.ksnd_global_lock);
- return 0;
- }
+ return 0;
+ }
- for (i = 0; i < nip; i++) {
- ipaddrs[i] = net->ksnn_interfaces[i].ksni_ipaddr;
- LASSERT (ipaddrs[i] != 0);
- }
+ for (i = 0; i < nip; i++) {
+ ipaddrs[i] = net->ksnn_interfaces[i].ksni_ipaddr;
+ LASSERT(ipaddrs[i] != 0);
+ }
read_unlock(&ksocknal_data.ksnd_global_lock);
- return (nip);
+ return nip;
}
static int
}
static int
-ksocknal_select_ips(ksock_peer_t *peer, __u32 *peerips, int n_peerips)
+ksocknal_select_ips(ksock_peer_ni_t *peer_ni, __u32 *peerips, int n_peerips)
{
rwlock_t *global_lock = &ksocknal_data.ksnd_global_lock;
- ksock_net_t *net = peer->ksnp_ni->ni_data;
+ ksock_net_t *net = peer_ni->ksnp_ni->ni_data;
ksock_interface_t *iface;
ksock_interface_t *best_iface;
int n_ips;
write_lock_bh(global_lock);
- LASSERT (n_peerips <= LNET_MAX_INTERFACES);
- LASSERT (net->ksnn_ninterfaces <= LNET_MAX_INTERFACES);
+ LASSERT(n_peerips <= LNET_NUM_INTERFACES);
+ LASSERT(net->ksnn_ninterfaces <= LNET_NUM_INTERFACES);
/* Only match interfaces for additional connections
* if I have > 1 interface */
n_ips = (net->ksnn_ninterfaces < 2) ? 0 :
MIN(n_peerips, net->ksnn_ninterfaces);
- for (i = 0; peer->ksnp_n_passive_ips < n_ips; i++) {
+ for (i = 0; peer_ni->ksnp_n_passive_ips < n_ips; i++) {
/* ^ yes really... */
/* If we have any new interfaces, first tick off all the
- * peer IPs that match old interfaces, then choose new
- * interfaces to match the remaining peer IPS.
+ * peer_ni IPs that match old interfaces, then choose new
+ * interfaces to match the remaining peer_ni IPS.
* We don't forget interfaces we've stopped using; we might
* start using them again... */
- if (i < peer->ksnp_n_passive_ips) {
+ if (i < peer_ni->ksnp_n_passive_ips) {
/* Old interface. */
- ip = peer->ksnp_passive_ips[i];
- best_iface = ksocknal_ip2iface(peer->ksnp_ni, ip);
+ ip = peer_ni->ksnp_passive_ips[i];
+ best_iface = ksocknal_ip2iface(peer_ni->ksnp_ni, ip);
- /* peer passive ips are kept up to date */
+ /* peer_ni passive ips are kept up to date */
LASSERT(best_iface != NULL);
} else {
/* choose a new interface */
- LASSERT (i == peer->ksnp_n_passive_ips);
+ LASSERT (i == peer_ni->ksnp_n_passive_ips);
best_iface = NULL;
best_netmatch = 0;
iface = &net->ksnn_interfaces[j];
ip = iface->ksni_ipaddr;
- for (k = 0; k < peer->ksnp_n_passive_ips; k++)
- if (peer->ksnp_passive_ips[k] == ip)
+ for (k = 0; k < peer_ni->ksnp_n_passive_ips; k++)
+ if (peer_ni->ksnp_passive_ips[k] == ip)
break;
- if (k < peer->ksnp_n_passive_ips) /* using it already */
+ if (k < peer_ni->ksnp_n_passive_ips) /* using it already */
continue;
k = ksocknal_match_peerip(iface, peerips, n_peerips);
best_iface->ksni_npeers++;
ip = best_iface->ksni_ipaddr;
- peer->ksnp_passive_ips[i] = ip;
- peer->ksnp_n_passive_ips = i+1;
+ peer_ni->ksnp_passive_ips[i] = ip;
+ peer_ni->ksnp_n_passive_ips = i+1;
}
- /* mark the best matching peer IP used */
+ /* mark the best matching peer_ni IP used */
j = ksocknal_match_peerip(best_iface, peerips, n_peerips);
peerips[j] = 0;
}
- /* Overwrite input peer IP addresses */
- memcpy(peerips, peer->ksnp_passive_ips, n_ips * sizeof(*peerips));
+ /* Overwrite input peer_ni IP addresses */
+ memcpy(peerips, peer_ni->ksnp_passive_ips, n_ips * sizeof(*peerips));
write_unlock_bh(global_lock);
}
static void
-ksocknal_create_routes(ksock_peer_t *peer, int port,
+ksocknal_create_routes(ksock_peer_ni_t *peer_ni, int port,
__u32 *peer_ipaddrs, int npeer_ipaddrs)
{
ksock_route_t *newroute = NULL;
rwlock_t *global_lock = &ksocknal_data.ksnd_global_lock;
- lnet_ni_t *ni = peer->ksnp_ni;
+ struct lnet_ni *ni = peer_ni->ksnp_ni;
ksock_net_t *net = ni->ni_data;
struct list_head *rtmp;
ksock_route_t *route;
return;
}
- LASSERT (npeer_ipaddrs <= LNET_MAX_INTERFACES);
+ LASSERT(npeer_ipaddrs <= LNET_NUM_INTERFACES);
for (i = 0; i < npeer_ipaddrs; i++) {
if (newroute != NULL) {
write_lock_bh(global_lock);
}
- if (peer->ksnp_closing) {
- /* peer got closed under me */
+ if (peer_ni->ksnp_closing) {
+ /* peer_ni got closed under me */
break;
}
/* Already got a route? */
route = NULL;
- list_for_each(rtmp, &peer->ksnp_routes) {
+ list_for_each(rtmp, &peer_ni->ksnp_routes) {
route = list_entry(rtmp, ksock_route_t, ksnr_list);
if (route->ksnr_ipaddr == newroute->ksnr_ipaddr)
best_nroutes = 0;
best_netmatch = 0;
- LASSERT(net->ksnn_ninterfaces <= LNET_MAX_INTERFACES);
+ LASSERT(net->ksnn_ninterfaces <= LNET_NUM_INTERFACES);
/* Select interface to connect from */
for (j = 0; j < net->ksnn_ninterfaces; j++) {
iface = &net->ksnn_interfaces[j];
/* Using this interface already? */
- list_for_each(rtmp, &peer->ksnp_routes) {
+ list_for_each(rtmp, &peer_ni->ksnp_routes) {
route = list_entry(rtmp, ksock_route_t,
ksnr_list);
newroute->ksnr_myipaddr = best_iface->ksni_ipaddr;
best_iface->ksni_nroutes++;
- ksocknal_add_route_locked(peer, newroute);
+ ksocknal_add_route_locked(peer_ni, newroute);
newroute = NULL;
}
}
int
-ksocknal_accept(lnet_ni_t *ni, struct socket *sock)
+ksocknal_accept(struct lnet_ni *ni, struct socket *sock)
{
ksock_connreq_t *cr;
int rc;
}
static int
-ksocknal_connecting (ksock_peer_t *peer, __u32 ipaddr)
+ksocknal_connecting (ksock_peer_ni_t *peer_ni, __u32 ipaddr)
{
ksock_route_t *route;
- list_for_each_entry(route, &peer->ksnp_routes, ksnr_list) {
+ list_for_each_entry(route, &peer_ni->ksnp_routes, ksnr_list) {
if (route->ksnr_ipaddr == ipaddr)
return route->ksnr_connecting;
}
}
int
-ksocknal_create_conn(lnet_ni_t *ni, ksock_route_t *route,
+ksocknal_create_conn(struct lnet_ni *ni, ksock_route_t *route,
struct socket *sock, int type)
{
rwlock_t *global_lock = &ksocknal_data.ksnd_global_lock;
struct list_head zombies = LIST_HEAD_INIT(zombies);
- lnet_process_id_t peerid;
+ struct lnet_process_id peerid;
struct list_head *tmp;
__u64 incarnation;
ksock_conn_t *conn;
ksock_conn_t *conn2;
- ksock_peer_t *peer = NULL;
- ksock_peer_t *peer2;
+ ksock_peer_ni_t *peer_ni = NULL;
+ ksock_peer_ni_t *peer2;
ksock_sched_t *sched;
- ksock_hello_msg_t *hello;
+ struct ksock_hello_msg *hello;
int cpt;
ksock_tx_t *tx;
ksock_tx_t *txtmp;
int rc;
+ int rc2;
int active;
char *warn = NULL;
conn->ksnc_tx_carrier = NULL;
atomic_set (&conn->ksnc_tx_nob, 0);
- LIBCFS_ALLOC(hello, offsetof(ksock_hello_msg_t,
- kshm_ips[LNET_MAX_INTERFACES]));
+ LIBCFS_ALLOC(hello, offsetof(struct ksock_hello_msg,
+ kshm_ips[LNET_NUM_INTERFACES]));
if (hello == NULL) {
rc = -ENOMEM;
goto failed_1;
if (rc != 0)
goto failed_1;
- /* Find out/confirm peer's NID and connection type and get the
+ /* Find out/confirm peer_ni's NID and connection type and get the
* vector of interfaces she's willing to let me connect to.
- * Passive connections use the listener timeout since the peer sends
+ * Passive connections use the listener timeout since the peer_ni sends
* eagerly */
if (active) {
- peer = route->ksnr_peer;
- LASSERT(ni == peer->ksnp_ni);
+ peer_ni = route->ksnr_peer;
+ LASSERT(ni == peer_ni->ksnp_ni);
/* Active connection sends HELLO eagerly */
hello->kshm_nips = ksocknal_local_ipvec(ni, hello->kshm_ips);
- peerid = peer->ksnp_id;
+ peerid = peer_ni->ksnp_id;
write_lock_bh(global_lock);
- conn->ksnc_proto = peer->ksnp_proto;
+ conn->ksnc_proto = peer_ni->ksnp_proto;
write_unlock_bh(global_lock);
if (conn->ksnc_proto == NULL) {
peerid.nid = LNET_NID_ANY;
peerid.pid = LNET_PID_ANY;
- /* Passive, get protocol from peer */
+ /* Passive, get protocol from peer_ni */
conn->ksnc_proto = NULL;
}
LASSERT (conn->ksnc_proto != NULL);
LASSERT (peerid.nid != LNET_NID_ANY);
- cpt = lnet_cpt_of_nid(peerid.nid);
+ cpt = lnet_cpt_of_nid(peerid.nid, ni);
if (active) {
- ksocknal_peer_addref(peer);
+ ksocknal_peer_addref(peer_ni);
write_lock_bh(global_lock);
} else {
- rc = ksocknal_create_peer(&peer, ni, peerid);
+ rc = ksocknal_create_peer(&peer_ni, ni, peerid);
if (rc != 0)
goto failed_1;
peer2 = ksocknal_find_peer_locked(ni, peerid);
if (peer2 == NULL) {
- /* NB this puts an "empty" peer in the peer
+ /* NB this puts an "empty" peer_ni in the peer_ni
* table (which takes my ref) */
- list_add_tail(&peer->ksnp_list,
+ list_add_tail(&peer_ni->ksnp_list,
ksocknal_nid2peerlist(peerid.nid));
} else {
- ksocknal_peer_decref(peer);
- peer = peer2;
+ ksocknal_peer_decref(peer_ni);
+ peer_ni = peer2;
}
/* +1 ref for me */
- ksocknal_peer_addref(peer);
- peer->ksnp_accepting++;
+ ksocknal_peer_addref(peer_ni);
+ peer_ni->ksnp_accepting++;
/* Am I already connecting to this guy? Resolve in
* favour of higher NID... */
if (peerid.nid < ni->ni_nid &&
- ksocknal_connecting(peer, conn->ksnc_ipaddr)) {
+ ksocknal_connecting(peer_ni, conn->ksnc_ipaddr)) {
rc = EALREADY;
warn = "connection race resolution";
goto failed_2;
}
}
- if (peer->ksnp_closing ||
+ if (peer_ni->ksnp_closing ||
(active && route->ksnr_deleted)) {
- /* peer/route got closed under me */
+ /* peer_ni/route got closed under me */
rc = -ESTALE;
- warn = "peer/route removed";
+ warn = "peer_ni/route removed";
goto failed_2;
}
- if (peer->ksnp_proto == NULL) {
+ if (peer_ni->ksnp_proto == NULL) {
/* Never connected before.
- * NB recv_hello may have returned EPROTO to signal my peer
+ * NB recv_hello may have returned EPROTO to signal my peer_ni
* wants a different protocol than the one I asked for.
*/
- LASSERT(list_empty(&peer->ksnp_conns));
+ LASSERT(list_empty(&peer_ni->ksnp_conns));
- peer->ksnp_proto = conn->ksnc_proto;
- peer->ksnp_incarnation = incarnation;
+ peer_ni->ksnp_proto = conn->ksnc_proto;
+ peer_ni->ksnp_incarnation = incarnation;
}
- if (peer->ksnp_proto != conn->ksnc_proto ||
- peer->ksnp_incarnation != incarnation) {
- /* Peer rebooted or I've got the wrong protocol version */
- ksocknal_close_peer_conns_locked(peer, 0, 0);
+ if (peer_ni->ksnp_proto != conn->ksnc_proto ||
+ peer_ni->ksnp_incarnation != incarnation) {
+ /* peer_ni rebooted or I've got the wrong protocol version */
+ ksocknal_close_peer_conns_locked(peer_ni, 0, 0);
- peer->ksnp_proto = NULL;
+ peer_ni->ksnp_proto = NULL;
rc = ESTALE;
- warn = peer->ksnp_incarnation != incarnation ?
- "peer rebooted" :
+ warn = peer_ni->ksnp_incarnation != incarnation ?
+ "peer_ni rebooted" :
"wrong proto version";
goto failed_2;
}
/* Refuse to duplicate an existing connection, unless this is a
* loopback connection */
if (conn->ksnc_ipaddr != conn->ksnc_myipaddr) {
- list_for_each(tmp, &peer->ksnp_conns) {
+ list_for_each(tmp, &peer_ni->ksnp_conns) {
conn2 = list_entry(tmp, ksock_conn_t, ksnc_list);
if (conn2->ksnc_ipaddr != conn->ksnc_ipaddr ||
conn2->ksnc_type != conn->ksnc_type)
continue;
- /* Reply on a passive connection attempt so the peer
+ /* Reply on a passive connection attempt so the peer_ni
* realises we're connected. */
LASSERT (rc == 0);
if (!active)
if (active &&
route->ksnr_ipaddr != conn->ksnc_ipaddr) {
CERROR("Route %s %pI4h connected to %pI4h\n",
- libcfs_id2str(peer->ksnp_id),
+ libcfs_id2str(peer_ni->ksnp_id),
&route->ksnr_ipaddr,
&conn->ksnc_ipaddr);
}
/* Search for a route corresponding to the new connection and
* create an association. This allows incoming connections created
- * by routes in my peer to match my own route entries so I don't
+ * by routes in my peer_ni to match my own route entries so I don't
* continually create duplicate routes. */
- list_for_each(tmp, &peer->ksnp_routes) {
+ list_for_each(tmp, &peer_ni->ksnp_routes) {
route = list_entry(tmp, ksock_route_t, ksnr_list);
if (route->ksnr_ipaddr != conn->ksnc_ipaddr)
break;
}
- conn->ksnc_peer = peer; /* conn takes my ref on peer */
- peer->ksnp_last_alive = cfs_time_current();
- peer->ksnp_send_keepalive = 0;
- peer->ksnp_error = 0;
+ conn->ksnc_peer = peer_ni; /* conn takes my ref on peer_ni */
+ peer_ni->ksnp_last_alive = ktime_get_real_seconds();
+ peer_ni->ksnp_send_keepalive = 0;
+ peer_ni->ksnp_error = 0;
sched = ksocknal_choose_scheduler_locked(cpt);
+ if (!sched) {
+ CERROR("no schedulers available. node is unhealthy\n");
+ goto failed_2;
+ }
+ /*
+ * The cpt might have changed if we ended up selecting a non cpt
+ * native scheduler. So use the scheduler's cpt instead.
+ */
+ cpt = sched->kss_info->ksi_cpt;
sched->kss_nconns++;
conn->ksnc_scheduler = sched;
- conn->ksnc_tx_last_post = cfs_time_current();
+ conn->ksnc_tx_last_post = ktime_get_real_seconds();
/* Set the deadline for the outgoing HELLO to drain */
conn->ksnc_tx_bufnob = sock->sk->sk_wmem_queued;
conn->ksnc_tx_deadline = cfs_time_shift(*ksocknal_tunables.ksnd_timeout);
- smp_mb(); /* order with adding to peer's conn list */
+ smp_mb(); /* order with adding to peer_ni's conn list */
- list_add(&conn->ksnc_list, &peer->ksnp_conns);
+ list_add(&conn->ksnc_list, &peer_ni->ksnp_conns);
ksocknal_conn_addref(conn);
ksocknal_new_packet(conn, 0);
conn->ksnc_zc_capable = ksocknal_lib_zc_capable(conn);
/* Take packets blocking for this connection. */
- list_for_each_entry_safe(tx, txtmp, &peer->ksnp_tx_queue, tx_list) {
+ list_for_each_entry_safe(tx, txtmp, &peer_ni->ksnp_tx_queue, tx_list) {
if (conn->ksnc_proto->pro_match_tx(conn, tx, tx->tx_nonblk) ==
SOCKNAL_MATCH_NO)
continue;
if (active) {
/* additional routes after interface exchange? */
- ksocknal_create_routes(peer, conn->ksnc_port,
+ ksocknal_create_routes(peer_ni, conn->ksnc_port,
hello->kshm_ips, hello->kshm_nips);
} else {
- hello->kshm_nips = ksocknal_select_ips(peer, hello->kshm_ips,
+ hello->kshm_nips = ksocknal_select_ips(peer_ni, hello->kshm_ips,
hello->kshm_nips);
rc = ksocknal_send_hello(ni, conn, peerid.nid, hello);
}
- LIBCFS_FREE(hello, offsetof(ksock_hello_msg_t,
- kshm_ips[LNET_MAX_INTERFACES]));
+ LIBCFS_FREE(hello, offsetof(struct ksock_hello_msg,
+ kshm_ips[LNET_NUM_INTERFACES]));
/* setup the socket AFTER I've received hello (it disables
* SO_LINGER). I might call back to the acceptor who may want
ksocknal_lib_set_callback(sock, conn);
if (!active)
- peer->ksnp_accepting--;
+ peer_ni->ksnp_accepting--;
write_unlock_bh(global_lock);
return rc;
failed_2:
- if (!peer->ksnp_closing &&
- list_empty(&peer->ksnp_conns) &&
- list_empty(&peer->ksnp_routes)) {
- list_add(&zombies, &peer->ksnp_tx_queue);
- list_del_init(&peer->ksnp_tx_queue);
- ksocknal_unlink_peer_locked(peer);
+ if (!peer_ni->ksnp_closing &&
+ list_empty(&peer_ni->ksnp_conns) &&
+ list_empty(&peer_ni->ksnp_routes)) {
+ list_add(&zombies, &peer_ni->ksnp_tx_queue);
+ list_del_init(&peer_ni->ksnp_tx_queue);
+ ksocknal_unlink_peer_locked(peer_ni);
}
write_unlock_bh(global_lock);
}
write_lock_bh(global_lock);
- peer->ksnp_accepting--;
+ peer_ni->ksnp_accepting--;
write_unlock_bh(global_lock);
}
- ksocknal_txlist_done(ni, &zombies, 1);
- ksocknal_peer_decref(peer);
+ /*
+ * If we get here without an error code, just use -EALREADY.
+ * Depending on how we got here, the error may be positive
+ * or negative. Normalize the value for ksocknal_txlist_done().
+ */
+ rc2 = (rc == 0 ? -EALREADY : (rc > 0 ? -rc : rc));
+ ksocknal_txlist_done(ni, &zombies, rc2);
+ ksocknal_peer_decref(peer_ni);
- failed_1:
- if (hello != NULL)
- LIBCFS_FREE(hello, offsetof(ksock_hello_msg_t,
- kshm_ips[LNET_MAX_INTERFACES]));
+failed_1:
+ if (hello != NULL)
+ LIBCFS_FREE(hello, offsetof(struct ksock_hello_msg,
+ kshm_ips[LNET_NUM_INTERFACES]));
LIBCFS_FREE(conn, sizeof(*conn));
/* This just does the immmediate housekeeping, and queues the
* connection for the reaper to terminate.
* Caller holds ksnd_global_lock exclusively in irq context */
- ksock_peer_t *peer = conn->ksnc_peer;
+ ksock_peer_ni_t *peer_ni = conn->ksnc_peer;
ksock_route_t *route;
ksock_conn_t *conn2;
struct list_head *tmp;
- LASSERT(peer->ksnp_error == 0);
+ LASSERT(peer_ni->ksnp_error == 0);
LASSERT(!conn->ksnc_closing);
conn->ksnc_closing = 1;
- /* ksnd_deathrow_conns takes over peer's ref */
+ /* ksnd_deathrow_conns takes over peer_ni's ref */
list_del(&conn->ksnc_list);
route = conn->ksnc_route;
LASSERT((route->ksnr_connected & (1 << conn->ksnc_type)) != 0);
conn2 = NULL;
- list_for_each(tmp, &peer->ksnp_conns) {
+ list_for_each(tmp, &peer_ni->ksnp_conns) {
conn2 = list_entry(tmp, ksock_conn_t, ksnc_list);
if (conn2->ksnc_route == route &&
ksocknal_route_decref(route); /* drop conn's ref on route */
}
- if (list_empty(&peer->ksnp_conns)) {
- /* No more connections to this peer */
+ if (list_empty(&peer_ni->ksnp_conns)) {
+ /* No more connections to this peer_ni */
- if (!list_empty(&peer->ksnp_tx_queue)) {
+ if (!list_empty(&peer_ni->ksnp_tx_queue)) {
ksock_tx_t *tx;
LASSERT(conn->ksnc_proto == &ksocknal_protocol_v3x);
/* throw them to the last connection...,
* these TXs will be send to /dev/null by scheduler */
- list_for_each_entry(tx, &peer->ksnp_tx_queue,
+ list_for_each_entry(tx, &peer_ni->ksnp_tx_queue,
tx_list)
ksocknal_tx_prep(conn, tx);
spin_lock_bh(&conn->ksnc_scheduler->kss_lock);
- list_splice_init(&peer->ksnp_tx_queue,
+ list_splice_init(&peer_ni->ksnp_tx_queue,
&conn->ksnc_tx_queue);
spin_unlock_bh(&conn->ksnc_scheduler->kss_lock);
}
/* renegotiate protocol version */
- peer->ksnp_proto = NULL;
+ peer_ni->ksnp_proto = NULL;
/* stash last conn close reason */
- peer->ksnp_error = error;
+ peer_ni->ksnp_error = error;
- if (list_empty(&peer->ksnp_routes)) {
+ if (list_empty(&peer_ni->ksnp_routes)) {
/* I've just closed last conn belonging to a
- * peer with no routes to it */
- ksocknal_unlink_peer_locked(peer);
+ * peer_ni with no routes to it */
+ ksocknal_unlink_peer_locked(peer_ni);
}
}
}
void
-ksocknal_peer_failed (ksock_peer_t *peer)
+ksocknal_peer_failed (ksock_peer_ni_t *peer_ni)
{
int notify = 0;
cfs_time_t last_alive = 0;
/* There has been a connection failure or comms error; but I'll only
- * tell LNET I think the peer is dead if it's to another kernel and
+ * tell LNET I think the peer_ni is dead if it's to another kernel and
* there are no connections or connection attempts in existence. */
read_lock(&ksocknal_data.ksnd_global_lock);
- if ((peer->ksnp_id.pid & LNET_PID_USERFLAG) == 0 &&
- list_empty(&peer->ksnp_conns) &&
- peer->ksnp_accepting == 0 &&
- ksocknal_find_connecting_route_locked(peer) == NULL) {
+ if ((peer_ni->ksnp_id.pid & LNET_PID_USERFLAG) == 0 &&
+ list_empty(&peer_ni->ksnp_conns) &&
+ peer_ni->ksnp_accepting == 0 &&
+ ksocknal_find_connecting_route_locked(peer_ni) == NULL) {
notify = 1;
- last_alive = peer->ksnp_last_alive;
+ last_alive = peer_ni->ksnp_last_alive;
}
read_unlock(&ksocknal_data.ksnd_global_lock);
if (notify)
- lnet_notify(peer->ksnp_ni, peer->ksnp_id.nid, 0,
+ lnet_notify(peer_ni->ksnp_ni, peer_ni->ksnp_id.nid, 0,
last_alive);
}
void
ksocknal_finalize_zcreq(ksock_conn_t *conn)
{
- ksock_peer_t *peer = conn->ksnc_peer;
+ ksock_peer_ni_t *peer_ni = conn->ksnc_peer;
ksock_tx_t *tx;
ksock_tx_t *tmp;
struct list_head zlist = LIST_HEAD_INIT(zlist);
* abort all buffered data */
LASSERT(conn->ksnc_sock == NULL);
- spin_lock(&peer->ksnp_lock);
+ spin_lock(&peer_ni->ksnp_lock);
- list_for_each_entry_safe(tx, tmp, &peer->ksnp_zc_req_list, tx_zc_list) {
+ list_for_each_entry_safe(tx, tmp, &peer_ni->ksnp_zc_req_list, tx_zc_list) {
if (tx->tx_conn != conn)
continue;
list_add(&tx->tx_zc_list, &zlist);
}
- spin_unlock(&peer->ksnp_lock);
+ spin_unlock(&peer_ni->ksnp_lock);
while (!list_empty(&zlist)) {
tx = list_entry(zlist.next, ksock_tx_t, tx_zc_list);
* disengage the socket from its callbacks and close it.
* ksnc_refcount will eventually hit zero, and then the reaper will
* destroy it. */
- ksock_peer_t *peer = conn->ksnc_peer;
+ ksock_peer_ni_t *peer_ni = conn->ksnc_peer;
ksock_sched_t *sched = conn->ksnc_scheduler;
int failed = 0;
* scheduler yet, but it _has_ committed to terminate... */
conn->ksnc_scheduler->kss_nconns--;
- if (peer->ksnp_error != 0) {
- /* peer's last conn closed in error */
- LASSERT(list_empty(&peer->ksnp_conns));
+ if (peer_ni->ksnp_error != 0) {
+ /* peer_ni's last conn closed in error */
+ LASSERT(list_empty(&peer_ni->ksnp_conns));
failed = 1;
- peer->ksnp_error = 0; /* avoid multiple notifications */
+ peer_ni->ksnp_error = 0; /* avoid multiple notifications */
}
write_unlock_bh(&ksocknal_data.ksnd_global_lock);
if (failed)
- ksocknal_peer_failed(peer);
+ ksocknal_peer_failed(peer_ni);
/* The socket is closed on the final put; either here, or in
* ksocknal_{send,recv}msg(). Since we set up the linger2 option
libcfs_id2str(conn->ksnc_peer->ksnp_id), conn->ksnc_type,
&conn->ksnc_ipaddr, conn->ksnc_port,
conn->ksnc_rx_nob_wanted, conn->ksnc_rx_nob_left,
- cfs_duration_sec(cfs_time_sub(cfs_time_current(),
+ cfs_duration_sec(cfs_time_sub(ktime_get_real_seconds(),
last_rcv)));
- lnet_finalize (conn->ksnc_peer->ksnp_ni,
- conn->ksnc_cookie, -EIO);
- break;
+ lnet_finalize(conn->ksnc_cookie, -EIO);
+ break;
case SOCKNAL_RX_LNET_HEADER:
if (conn->ksnc_rx_started)
CERROR("Incomplete receive of lnet header from %s, "
}
int
-ksocknal_close_peer_conns_locked (ksock_peer_t *peer, __u32 ipaddr, int why)
+ksocknal_close_peer_conns_locked (ksock_peer_ni_t *peer_ni, __u32 ipaddr, int why)
{
ksock_conn_t *conn;
struct list_head *ctmp;
struct list_head *cnxt;
int count = 0;
- list_for_each_safe(ctmp, cnxt, &peer->ksnp_conns) {
+ list_for_each_safe(ctmp, cnxt, &peer_ni->ksnp_conns) {
conn = list_entry(ctmp, ksock_conn_t, ksnc_list);
if (ipaddr == 0 ||
int
ksocknal_close_conn_and_siblings (ksock_conn_t *conn, int why)
{
- ksock_peer_t *peer = conn->ksnc_peer;
+ ksock_peer_ni_t *peer_ni = conn->ksnc_peer;
__u32 ipaddr = conn->ksnc_ipaddr;
int count;
write_lock_bh(&ksocknal_data.ksnd_global_lock);
- count = ksocknal_close_peer_conns_locked (peer, ipaddr, why);
+ count = ksocknal_close_peer_conns_locked (peer_ni, ipaddr, why);
write_unlock_bh(&ksocknal_data.ksnd_global_lock);
}
int
-ksocknal_close_matching_conns (lnet_process_id_t id, __u32 ipaddr)
+ksocknal_close_matching_conns(struct lnet_process_id id, __u32 ipaddr)
{
- ksock_peer_t *peer;
+ ksock_peer_ni_t *peer_ni;
struct list_head *ptmp;
struct list_head *pnxt;
int lo;
for (i = lo; i <= hi; i++) {
list_for_each_safe(ptmp, pnxt, &ksocknal_data.ksnd_peers[i]) {
- peer = list_entry(ptmp, ksock_peer_t, ksnp_list);
+ peer_ni = list_entry(ptmp, ksock_peer_ni_t, ksnp_list);
- if (!((id.nid == LNET_NID_ANY || id.nid == peer->ksnp_id.nid) &&
- (id.pid == LNET_PID_ANY || id.pid == peer->ksnp_id.pid)))
+ if (!((id.nid == LNET_NID_ANY || id.nid == peer_ni->ksnp_id.nid) &&
+ (id.pid == LNET_PID_ANY || id.pid == peer_ni->ksnp_id.pid)))
continue;
- count += ksocknal_close_peer_conns_locked (peer, ipaddr, 0);
+ count += ksocknal_close_peer_conns_locked (peer_ni, ipaddr, 0);
}
}
}
void
-ksocknal_notify (lnet_ni_t *ni, lnet_nid_t gw_nid, int alive)
+ksocknal_notify(struct lnet_ni *ni, lnet_nid_t gw_nid, int alive)
{
- /* The router is telling me she's been notified of a change in
- * gateway state.... */
- lnet_process_id_t id = {0};
-
- id.nid = gw_nid;
- id.pid = LNET_PID_ANY;
+ /* The router is telling me she's been notified of a change in
+ * gateway state....
+ */
+ struct lnet_process_id id = {
+ .nid = gw_nid,
+ .pid = LNET_PID_ANY,
+ };
CDEBUG (D_NET, "gw %s %s\n", libcfs_nid2str(gw_nid),
alive ? "up" : "down");
}
void
-ksocknal_query (lnet_ni_t *ni, lnet_nid_t nid, cfs_time_t *when)
+ksocknal_query(struct lnet_ni *ni, lnet_nid_t nid, cfs_time_t *when)
{
- int connect = 1;
- cfs_time_t last_alive = 0;
- cfs_time_t now = cfs_time_current();
- ksock_peer_t *peer = NULL;
- rwlock_t *glock = &ksocknal_data.ksnd_global_lock;
- lnet_process_id_t id = {
+ int connect = 1;
+ time64_t last_alive = 0;
+ time64_t now = ktime_get_real_seconds();
+ ksock_peer_ni_t *peer_ni = NULL;
+ rwlock_t *glock = &ksocknal_data.ksnd_global_lock;
+ struct lnet_process_id id = {
.nid = nid,
.pid = LNET_PID_LUSTRE,
};
read_lock(glock);
- peer = ksocknal_find_peer_locked(ni, id);
- if (peer != NULL) {
+ peer_ni = ksocknal_find_peer_locked(ni, id);
+ if (peer_ni != NULL) {
struct list_head *tmp;
ksock_conn_t *conn;
int bufnob;
- list_for_each(tmp, &peer->ksnp_conns) {
+ list_for_each(tmp, &peer_ni->ksnp_conns) {
conn = list_entry(tmp, ksock_conn_t, ksnc_list);
bufnob = conn->ksnc_sock->sk->sk_wmem_queued;
/* something got ACKed */
conn->ksnc_tx_deadline =
cfs_time_shift(*ksocknal_tunables.ksnd_timeout);
- peer->ksnp_last_alive = now;
+ peer_ni->ksnp_last_alive = now;
conn->ksnc_tx_bufnob = bufnob;
}
}
- last_alive = peer->ksnp_last_alive;
- if (ksocknal_find_connectable_route_locked(peer) == NULL)
+ last_alive = peer_ni->ksnp_last_alive;
+ if (ksocknal_find_connectable_route_locked(peer_ni) == NULL)
connect = 0;
}
if (last_alive != 0)
*when = last_alive;
- CDEBUG(D_NET, "Peer %s %p, alive %ld secs ago, connect %d\n",
- libcfs_nid2str(nid), peer,
+ CDEBUG(D_NET, "peer_ni %s %p, alive %ld secs ago, connect %d\n",
+ libcfs_nid2str(nid), peer_ni,
last_alive ? cfs_duration_sec(now - last_alive) : -1,
connect);
write_lock_bh(glock);
- peer = ksocknal_find_peer_locked(ni, id);
- if (peer != NULL)
- ksocknal_launch_all_connections_locked(peer);
+ peer_ni = ksocknal_find_peer_locked(ni, id);
+ if (peer_ni != NULL)
+ ksocknal_launch_all_connections_locked(peer_ni);
write_unlock_bh(glock);
return;
}
static void
-ksocknal_push_peer (ksock_peer_t *peer)
+ksocknal_push_peer (ksock_peer_ni_t *peer_ni)
{
int index;
int i;
i = 0;
conn = NULL;
- list_for_each(tmp, &peer->ksnp_conns) {
+ list_for_each(tmp, &peer_ni->ksnp_conns) {
if (i++ == index) {
conn = list_entry(tmp, ksock_conn_t,
ksnc_list);
}
static int
-ksocknal_push (lnet_ni_t *ni, lnet_process_id_t id)
+ksocknal_push(struct lnet_ni *ni, struct lnet_process_id id)
{
struct list_head *start;
struct list_head *end;
}
for (tmp = start; tmp <= end; tmp++) {
- int peer_off; /* searching offset in peer hash table */
+ int peer_off; /* searching offset in peer_ni hash table */
for (peer_off = 0; ; peer_off++) {
- ksock_peer_t *peer;
+ ksock_peer_ni_t *peer_ni;
int i = 0;
read_lock(&ksocknal_data.ksnd_global_lock);
- list_for_each_entry(peer, tmp, ksnp_list) {
+ list_for_each_entry(peer_ni, tmp, ksnp_list) {
if (!((id.nid == LNET_NID_ANY ||
- id.nid == peer->ksnp_id.nid) &&
+ id.nid == peer_ni->ksnp_id.nid) &&
(id.pid == LNET_PID_ANY ||
- id.pid == peer->ksnp_id.pid)))
+ id.pid == peer_ni->ksnp_id.pid)))
continue;
if (i++ == peer_off) {
- ksocknal_peer_addref(peer);
+ ksocknal_peer_addref(peer_ni);
break;
}
}
break;
rc = 0;
- ksocknal_push_peer(peer);
- ksocknal_peer_decref(peer);
+ ksocknal_push_peer(peer_ni);
+ ksocknal_peer_decref(peer_ni);
}
}
return rc;
}
static int
-ksocknal_add_interface(lnet_ni_t *ni, __u32 ipaddress, __u32 netmask)
+ksocknal_add_interface(struct lnet_ni *ni, __u32 ipaddress, __u32 netmask)
{
- ksock_net_t *net = ni->ni_data;
- ksock_interface_t *iface;
- int rc;
- int i;
- int j;
- struct list_head *ptmp;
- ksock_peer_t *peer;
- struct list_head *rtmp;
- ksock_route_t *route;
+ ksock_net_t *net = ni->ni_data;
+ ksock_interface_t *iface;
+ int rc;
+ int i;
+ int j;
+ struct list_head *ptmp;
+ ksock_peer_ni_t *peer_ni;
+ struct list_head *rtmp;
+ ksock_route_t *route;
- if (ipaddress == 0 ||
- netmask == 0)
- return (-EINVAL);
+ if (ipaddress == 0 ||
+ netmask == 0)
+ return -EINVAL;
write_lock_bh(&ksocknal_data.ksnd_global_lock);
- iface = ksocknal_ip2iface(ni, ipaddress);
- if (iface != NULL) {
- /* silently ignore dups */
- rc = 0;
- } else if (net->ksnn_ninterfaces == LNET_MAX_INTERFACES) {
- rc = -ENOSPC;
- } else {
- iface = &net->ksnn_interfaces[net->ksnn_ninterfaces++];
+ iface = ksocknal_ip2iface(ni, ipaddress);
+ if (iface != NULL) {
+ /* silently ignore dups */
+ rc = 0;
+ } else if (net->ksnn_ninterfaces == LNET_NUM_INTERFACES) {
+ rc = -ENOSPC;
+ } else {
+ iface = &net->ksnn_interfaces[net->ksnn_ninterfaces++];
- iface->ksni_ipaddr = ipaddress;
- iface->ksni_netmask = netmask;
- iface->ksni_nroutes = 0;
- iface->ksni_npeers = 0;
+ iface->ksni_ipaddr = ipaddress;
+ iface->ksni_netmask = netmask;
+ iface->ksni_nroutes = 0;
+ iface->ksni_npeers = 0;
- for (i = 0; i < ksocknal_data.ksnd_peer_hash_size; i++) {
+ for (i = 0; i < ksocknal_data.ksnd_peer_hash_size; i++) {
list_for_each(ptmp, &ksocknal_data.ksnd_peers[i]) {
- peer = list_entry(ptmp, ksock_peer_t,
- ksnp_list);
+ peer_ni = list_entry(ptmp, ksock_peer_ni_t,
+ ksnp_list);
- for (j = 0; j < peer->ksnp_n_passive_ips; j++)
- if (peer->ksnp_passive_ips[j] == ipaddress)
- iface->ksni_npeers++;
+ for (j = 0; j < peer_ni->ksnp_n_passive_ips; j++)
+ if (peer_ni->ksnp_passive_ips[j] == ipaddress)
+ iface->ksni_npeers++;
- list_for_each(rtmp, &peer->ksnp_routes) {
+ list_for_each(rtmp, &peer_ni->ksnp_routes) {
route = list_entry(rtmp,
- ksock_route_t,
- ksnr_list);
+ ksock_route_t,
+ ksnr_list);
- if (route->ksnr_myipaddr == ipaddress)
- iface->ksni_nroutes++;
- }
- }
- }
+ if (route->ksnr_myipaddr == ipaddress)
+ iface->ksni_nroutes++;
+ }
+ }
+ }
- rc = 0;
- /* NB only new connections will pay attention to the new interface! */
- }
+ rc = 0;
+ /* NB only new connections will pay attention to the new interface! */
+ }
write_unlock_bh(&ksocknal_data.ksnd_global_lock);
- return (rc);
+ return rc;
}
static void
-ksocknal_peer_del_interface_locked(ksock_peer_t *peer, __u32 ipaddr)
+ksocknal_peer_del_interface_locked(ksock_peer_ni_t *peer_ni, __u32 ipaddr)
{
struct list_head *tmp;
struct list_head *nxt;
int i;
int j;
- for (i = 0; i < peer->ksnp_n_passive_ips; i++)
- if (peer->ksnp_passive_ips[i] == ipaddr) {
- for (j = i+1; j < peer->ksnp_n_passive_ips; j++)
- peer->ksnp_passive_ips[j-1] =
- peer->ksnp_passive_ips[j];
- peer->ksnp_n_passive_ips--;
+ for (i = 0; i < peer_ni->ksnp_n_passive_ips; i++)
+ if (peer_ni->ksnp_passive_ips[i] == ipaddr) {
+ for (j = i+1; j < peer_ni->ksnp_n_passive_ips; j++)
+ peer_ni->ksnp_passive_ips[j-1] =
+ peer_ni->ksnp_passive_ips[j];
+ peer_ni->ksnp_n_passive_ips--;
break;
}
- list_for_each_safe(tmp, nxt, &peer->ksnp_routes) {
+ list_for_each_safe(tmp, nxt, &peer_ni->ksnp_routes) {
route = list_entry(tmp, ksock_route_t, ksnr_list);
if (route->ksnr_myipaddr != ipaddr)
}
}
- list_for_each_safe(tmp, nxt, &peer->ksnp_conns) {
+ list_for_each_safe(tmp, nxt, &peer_ni->ksnp_conns) {
conn = list_entry(tmp, ksock_conn_t, ksnc_list);
if (conn->ksnc_myipaddr == ipaddr)
}
static int
-ksocknal_del_interface(lnet_ni_t *ni, __u32 ipaddress)
+ksocknal_del_interface(struct lnet_ni *ni, __u32 ipaddress)
{
ksock_net_t *net = ni->ni_data;
int rc = -ENOENT;
struct list_head *tmp;
struct list_head *nxt;
- ksock_peer_t *peer;
+ ksock_peer_ni_t *peer_ni;
__u32 this_ip;
int i;
int j;
for (j = 0; j < ksocknal_data.ksnd_peer_hash_size; j++) {
list_for_each_safe(tmp, nxt,
&ksocknal_data.ksnd_peers[j]) {
- peer = list_entry(tmp, ksock_peer_t,
+ peer_ni = list_entry(tmp, ksock_peer_ni_t,
ksnp_list);
- if (peer->ksnp_ni != ni)
+ if (peer_ni->ksnp_ni != ni)
continue;
- ksocknal_peer_del_interface_locked(peer, this_ip);
+ ksocknal_peer_del_interface_locked(peer_ni, this_ip);
}
}
}
}
int
-ksocknal_ctl(lnet_ni_t *ni, unsigned int cmd, void *arg)
+ksocknal_ctl(struct lnet_ni *ni, unsigned int cmd, void *arg)
{
- lnet_process_id_t id = {0};
+ struct lnet_process_id id = {0};
struct libcfs_ioctl_data *data = arg;
int rc;
module_put(THIS_MODULE);
}
-static __u64 ksocknal_new_incarnation(void)
-{
- struct timeval tv;
-
- /* The incarnation number is the time this module loaded and it
- * identifies this particular instance of the socknal. Hopefully
- * we won't be able to reboot more frequently than 1MHz for the
- * forseeable future :) */
-
- do_gettimeofday(&tv);
-
- return (((__u64)tv.tv_sec) * 1000000) + tv.tv_usec;
-}
-
static int
ksocknal_base_startup(void)
{
info->ksi_nthreads_max = nthrs;
info->ksi_cpt = i;
- LIBCFS_CPT_ALLOC(info->ksi_scheds, lnet_cpt_table(), i,
- info->ksi_nthreads_max * sizeof(*sched));
- if (info->ksi_scheds == NULL)
- goto failed;
-
- for (; nthrs > 0; nthrs--) {
- sched = &info->ksi_scheds[nthrs - 1];
-
- sched->kss_info = info;
- spin_lock_init(&sched->kss_lock);
- INIT_LIST_HEAD(&sched->kss_rx_conns);
- INIT_LIST_HEAD(&sched->kss_tx_conns);
- INIT_LIST_HEAD(&sched->kss_zombie_noop_txs);
- init_waitqueue_head(&sched->kss_waitq);
+ if (nthrs != 0) {
+ LIBCFS_CPT_ALLOC(info->ksi_scheds, lnet_cpt_table(), i,
+ info->ksi_nthreads_max *
+ sizeof(*sched));
+ if (info->ksi_scheds == NULL)
+ goto failed;
+
+ for (; nthrs > 0; nthrs--) {
+ sched = &info->ksi_scheds[nthrs - 1];
+
+ sched->kss_info = info;
+ spin_lock_init(&sched->kss_lock);
+ INIT_LIST_HEAD(&sched->kss_rx_conns);
+ INIT_LIST_HEAD(&sched->kss_tx_conns);
+ INIT_LIST_HEAD(&sched->kss_zombie_noop_txs);
+ init_waitqueue_head(&sched->kss_waitq);
+ }
}
}
ksocknal_data.ksnd_connd_starting = 0;
ksocknal_data.ksnd_connd_failed_stamp = 0;
- ksocknal_data.ksnd_connd_starting_stamp = cfs_time_current_sec();
+ ksocknal_data.ksnd_connd_starting_stamp = ktime_get_real_seconds();
/* must have at least 2 connds to remain responsive to accepts while
* connecting */
if (*ksocknal_tunables.ksnd_nconnds < SOCKNAL_CONND_RESV + 1)
}
static void
-ksocknal_debug_peerhash (lnet_ni_t *ni)
+ksocknal_debug_peerhash(struct lnet_ni *ni)
{
- ksock_peer_t *peer = NULL;
+ ksock_peer_ni_t *peer_ni = NULL;
struct list_head *tmp;
int i;
for (i = 0; i < ksocknal_data.ksnd_peer_hash_size; i++) {
list_for_each(tmp, &ksocknal_data.ksnd_peers[i]) {
- peer = list_entry(tmp, ksock_peer_t, ksnp_list);
+ peer_ni = list_entry(tmp, ksock_peer_ni_t, ksnp_list);
- if (peer->ksnp_ni == ni) break;
+ if (peer_ni->ksnp_ni == ni) break;
- peer = NULL;
+ peer_ni = NULL;
}
}
- if (peer != NULL) {
+ if (peer_ni != NULL) {
ksock_route_t *route;
ksock_conn_t *conn;
- CWARN ("Active peer on shutdown: %s, ref %d, scnt %d, "
+ CWARN ("Active peer_ni on shutdown: %s, ref %d, scnt %d, "
"closing %d, accepting %d, err %d, zcookie %llu, "
- "txq %d, zc_req %d\n", libcfs_id2str(peer->ksnp_id),
- atomic_read(&peer->ksnp_refcount),
- peer->ksnp_sharecount, peer->ksnp_closing,
- peer->ksnp_accepting, peer->ksnp_error,
- peer->ksnp_zc_next_cookie,
- !list_empty(&peer->ksnp_tx_queue),
- !list_empty(&peer->ksnp_zc_req_list));
-
- list_for_each(tmp, &peer->ksnp_routes) {
+ "txq %d, zc_req %d\n", libcfs_id2str(peer_ni->ksnp_id),
+ atomic_read(&peer_ni->ksnp_refcount),
+ peer_ni->ksnp_sharecount, peer_ni->ksnp_closing,
+ peer_ni->ksnp_accepting, peer_ni->ksnp_error,
+ peer_ni->ksnp_zc_next_cookie,
+ !list_empty(&peer_ni->ksnp_tx_queue),
+ !list_empty(&peer_ni->ksnp_zc_req_list));
+
+ list_for_each(tmp, &peer_ni->ksnp_routes) {
route = list_entry(tmp, ksock_route_t, ksnr_list);
CWARN ("Route: ref %d, schd %d, conn %d, cnted %d, "
"del %d\n", atomic_read(&route->ksnr_refcount),
route->ksnr_connected, route->ksnr_deleted);
}
- list_for_each(tmp, &peer->ksnp_conns) {
+ list_for_each(tmp, &peer_ni->ksnp_conns) {
conn = list_entry(tmp, ksock_conn_t, ksnc_list);
CWARN ("Conn: ref %d, sref %d, t %d, c %d\n",
atomic_read(&conn->ksnc_conn_refcount),
}
void
-ksocknal_shutdown (lnet_ni_t *ni)
+ksocknal_shutdown(struct lnet_ni *ni)
{
- ksock_net_t *net = ni->ni_data;
- int i;
- lnet_process_id_t anyid = {0};
-
- anyid.nid = LNET_NID_ANY;
- anyid.pid = LNET_PID_ANY;
+ ksock_net_t *net = ni->ni_data;
+ struct lnet_process_id anyid = {
+ .nid = LNET_NID_ANY,
+ .pid = LNET_PID_ANY,
+ };
+ int i;
LASSERT(ksocknal_data.ksnd_init == SOCKNAL_INIT_ALL);
LASSERT(ksocknal_data.ksnd_nnets > 0);
/* Delete all peers */
ksocknal_del_peer(ni, anyid, 0);
- /* Wait for all peer state to clean up */
+ /* Wait for all peer_ni state to clean up */
i = 2;
spin_lock_bh(&net->ksnn_lock);
while (net->ksnn_npeers != 0) {
continue;
}
- if (j == LNET_MAX_INTERFACES) {
- CWARN("Ignoring interface %s (too many interfaces)\n",
- names[i]);
- continue;
- }
+ if (j == LNET_NUM_INTERFACES) {
+ CWARN("Ignoring interface %s (too many interfaces)\n",
+ names[i]);
+ continue;
+ }
net->ksnn_interfaces[j].ksni_ipaddr = ip;
net->ksnn_interfaces[j].ksni_netmask = mask;
int rc;
int i;
- LASSERT(ncpts > 0 && ncpts <= cfs_cpt_number(lnet_cpt_table()));
+ if (ncpts > 0 && ncpts > cfs_cpt_number(lnet_cpt_table()))
+ return -EINVAL;
for (i = 0; i < ncpts; i++) {
struct ksock_sched_info *info;
}
int
-ksocknal_startup (lnet_ni_t *ni)
+ksocknal_startup(struct lnet_ni *ni)
{
- ksock_net_t *net;
- int rc;
- int i;
+ ksock_net_t *net;
+ int rc;
+ int i;
+ struct net_device *net_dev;
+ int node_id;
- LASSERT (ni->ni_lnd == &the_ksocklnd);
+ LASSERT (ni->ni_net->net_lnd == &the_ksocklnd);
if (ksocknal_data.ksnd_init == SOCKNAL_INIT_NOTHING) {
rc = ksocknal_base_startup();
goto fail_0;
spin_lock_init(&net->ksnn_lock);
- net->ksnn_incarnation = ksocknal_new_incarnation();
- ni->ni_data = net;
- ni->ni_peertimeout = *ksocknal_tunables.ksnd_peertimeout;
- ni->ni_maxtxcredits = *ksocknal_tunables.ksnd_credits;
- ni->ni_peertxcredits = *ksocknal_tunables.ksnd_peertxcredits;
- ni->ni_peerrtrcredits = *ksocknal_tunables.ksnd_peerrtrcredits;
-
- if (ni->ni_interfaces[0] == NULL) {
- rc = ksocknal_enumerate_interfaces(net);
- if (rc <= 0)
- goto fail_1;
-
- net->ksnn_ninterfaces = 1;
- } else {
- for (i = 0; i < LNET_MAX_INTERFACES; i++) {
- int up;
+ net->ksnn_incarnation = ktime_get_real_ns();
+ ni->ni_data = net;
+ if (!ni->ni_net->net_tunables_set) {
+ ni->ni_net->net_tunables.lct_peer_timeout =
+ *ksocknal_tunables.ksnd_peertimeout;
+ ni->ni_net->net_tunables.lct_max_tx_credits =
+ *ksocknal_tunables.ksnd_credits;
+ ni->ni_net->net_tunables.lct_peer_tx_credits =
+ *ksocknal_tunables.ksnd_peertxcredits;
+ ni->ni_net->net_tunables.lct_peer_rtr_credits =
+ *ksocknal_tunables.ksnd_peerrtrcredits;
+ ni->ni_net->net_tunables_set = true;
+ }
- if (ni->ni_interfaces[i] == NULL)
- break;
+
+ if (ni->ni_interfaces[0] == NULL) {
+ rc = ksocknal_enumerate_interfaces(net);
+ if (rc <= 0)
+ goto fail_1;
+
+ net->ksnn_ninterfaces = 1;
+ } else {
+ for (i = 0; i < LNET_NUM_INTERFACES; i++) {
+ int up;
+
+ if (ni->ni_interfaces[i] == NULL)
+ break;
rc = lnet_ipif_query(ni->ni_interfaces[i], &up,
- &net->ksnn_interfaces[i].ksni_ipaddr,
- &net->ksnn_interfaces[i].ksni_netmask);
+ &net->ksnn_interfaces[i].ksni_ipaddr,
+ &net->ksnn_interfaces[i].ksni_netmask);
- if (rc != 0) {
- CERROR("Can't get interface %s info: %d\n",
- ni->ni_interfaces[i], rc);
- goto fail_1;
- }
+ if (rc != 0) {
+ CERROR("Can't get interface %s info: %d\n",
+ ni->ni_interfaces[i], rc);
+ goto fail_1;
+ }
- if (!up) {
- CERROR("Interface %s is down\n",
- ni->ni_interfaces[i]);
- goto fail_1;
- }
+ if (!up) {
+ CERROR("Interface %s is down\n",
+ ni->ni_interfaces[i]);
+ goto fail_1;
+ }
strlcpy(net->ksnn_interfaces[i].ksni_name,
ni->ni_interfaces[i],
sizeof(net->ksnn_interfaces[i].ksni_name));
+
}
net->ksnn_ninterfaces = i;
}
+ net_dev = dev_get_by_name(&init_net,
+ net->ksnn_interfaces[0].ksni_name);
+ if (net_dev != NULL) {
+ node_id = dev_to_node(&net_dev->dev);
+ ni->ni_dev_cpt = cfs_cpt_of_node(lnet_cpt_table(), node_id);
+ dev_put(net_dev);
+ } else {
+ ni->ni_dev_cpt = CFS_CPT_ANY;
+ }
+
/* call it before add it to ksocknal_data.ksnd_nets */
rc = ksocknal_net_start_threads(net, ni->ni_cpts, ni->ni_ncpts);
if (rc != 0)