return NULL;
}
- tx->tx_conn = NULL;
- tx->tx_lnetmsg = NULL;
- tx->tx_kiov = NULL;
- tx->tx_nkiov = 0;
- tx->tx_iov = tx->tx_frags.virt.iov;
- tx->tx_niov = 1;
- tx->tx_nonblk = nonblk;
+ tx->tx_conn = NULL;
+ tx->tx_lnetmsg = NULL;
+ tx->tx_kiov = NULL;
+ tx->tx_nkiov = 0;
+ tx->tx_iov = tx->tx_frags.virt.iov;
+ tx->tx_niov = 1;
+ tx->tx_nonblk = nonblk;
socklnd_init_msg(&tx->tx_msg, KSOCK_MSG_NOOP);
tx->tx_msg.ksm_zc_cookies[1] = cookie;
return tx;
}
-
void
ksocknal_free_tx (ksock_tx_t *tx)
{
static int
ksocknal_send_iov (ksock_conn_t *conn, ksock_tx_t *tx)
{
- struct kvec *iov = tx->tx_iov;
- int nob;
- int rc;
+ struct kvec *iov = tx->tx_iov;
+ int nob;
+ int rc;
- LASSERT (tx->tx_niov > 0);
+ LASSERT(tx->tx_niov > 0);
/* Never touch tx->tx_iov inside ksocknal_lib_send_iov() */
rc = ksocknal_lib_send_iov(conn, tx);
/* "consume" iov */
do {
- LASSERT (tx->tx_niov > 0);
+ LASSERT(tx->tx_niov > 0);
if (nob < (int) iov->iov_len) {
iov->iov_base = (void *)((char *)iov->iov_base + nob);
static int
ksocknal_send_kiov (ksock_conn_t *conn, ksock_tx_t *tx)
{
- lnet_kiov_t *kiov = tx->tx_kiov;
- int nob;
- int rc;
+ lnet_kiov_t *kiov = tx->tx_kiov;
+ int nob;
+ int rc;
- LASSERT (tx->tx_niov == 0);
- LASSERT (tx->tx_nkiov > 0);
+ LASSERT(tx->tx_niov == 0);
+ LASSERT(tx->tx_nkiov > 0);
/* Never touch tx->tx_kiov inside ksocknal_lib_send_kiov() */
rc = ksocknal_lib_send_kiov(conn, tx);
static int
ksocknal_transmit (ksock_conn_t *conn, ksock_tx_t *tx)
{
- int rc;
- int bufnob;
+ int rc;
+ int bufnob;
if (ksocknal_data.ksnd_stall_tx != 0) {
set_current_state(TASK_UNINTERRUPTIBLE);
schedule_timeout(cfs_time_seconds(ksocknal_data.ksnd_stall_tx));
}
- LASSERT (tx->tx_resid != 0);
+ LASSERT(tx->tx_resid != 0);
rc = ksocknal_connsock_addref(conn);
if (rc != 0) {
ksocknal_recv_iov (ksock_conn_t *conn)
{
struct kvec *iov = conn->ksnc_rx_iov;
- int nob;
- int rc;
+ int nob;
+ int rc;
- LASSERT (conn->ksnc_rx_niov > 0);
+ LASSERT(conn->ksnc_rx_niov > 0);
/* Never touch conn->ksnc_rx_iov or change connection
* status inside ksocknal_lib_recv_iov */
conn->ksnc_rx_nob_left -= nob;
do {
- LASSERT (conn->ksnc_rx_niov > 0);
+ LASSERT(conn->ksnc_rx_niov > 0);
if (nob < (int)iov->iov_len) {
iov->iov_len -= nob;
static int
ksocknal_recv_kiov (ksock_conn_t *conn)
{
- lnet_kiov_t *kiov = conn->ksnc_rx_kiov;
- int nob;
- int rc;
- LASSERT (conn->ksnc_rx_nkiov > 0);
+ lnet_kiov_t *kiov = conn->ksnc_rx_kiov;
+ int nob;
+ int rc;
+
+ LASSERT(conn->ksnc_rx_nkiov > 0);
/* Never touch conn->ksnc_rx_kiov or change connection
* status inside ksocknal_lib_recv_iov */
conn->ksnc_rx_nob_left -= nob;
do {
- LASSERT (conn->ksnc_rx_nkiov > 0);
+ LASSERT(conn->ksnc_rx_nkiov > 0);
if (nob < (int) kiov->kiov_len) {
kiov->kiov_offset += nob;
/* Return 1 on success, 0 on EOF, < 0 on error.
* Caller checks ksnc_rx_nob_wanted to determine
* progress/completion. */
- int rc;
+ int rc;
if (ksocknal_data.ksnd_stall_rx != 0) {
set_current_state(TASK_UNINTERRUPTIBLE);
void
ksocknal_tx_done (lnet_ni_t *ni, ksock_tx_t *tx)
{
- lnet_msg_t *lnetmsg = tx->tx_lnetmsg;
- int rc = (tx->tx_resid == 0 && !tx->tx_zc_aborted) ? 0 : -EIO;
+ lnet_msg_t *lnetmsg = tx->tx_lnetmsg;
+ int rc = (tx->tx_resid == 0 && !tx->tx_zc_aborted) ? 0 : -EIO;
LASSERT(ni != NULL || tx->tx_conn != NULL);
ksock_tx_t *tx;
while (!list_empty (txlist)) {
- tx = list_entry (txlist->next, ksock_tx_t, tx_list);
+ tx = list_entry(txlist->next, ksock_tx_t, tx_list);
if (error && tx->tx_lnetmsg != NULL) {
CNETERR("Deleting packet type %d len %d %s->%s\n",
CNETERR("Deleting noop packet\n");
}
- list_del (&tx->tx_list);
+ list_del(&tx->tx_list);
- LASSERT (atomic_read(&tx->tx_refcount) == 1);
- ksocknal_tx_done (ni, tx);
+ LASSERT(atomic_read(&tx->tx_refcount) == 1);
+ ksocknal_tx_done(ni, tx);
}
}
static void
ksocknal_check_zc_req(ksock_tx_t *tx)
{
- ksock_conn_t *conn = tx->tx_conn;
- ksock_peer_t *peer = conn->ksnc_peer;
+ ksock_conn_t *conn = tx->tx_conn;
+ ksock_peer_t *peer = conn->ksnc_peer;
/* Set tx_msg.ksm_zc_cookies[0] to a unique non-zero cookie and add tx
* to ksnp_zc_req_list if some fragment of this message should be sent
* she has received this message to tell us we can signal completion.
* tx_msg.ksm_zc_cookies[0] remains non-zero while tx is on
* ksnp_zc_req_list. */
- LASSERT (tx->tx_msg.ksm_type != KSOCK_MSG_NOOP);
- LASSERT (tx->tx_zc_capable);
+ LASSERT(tx->tx_msg.ksm_type != KSOCK_MSG_NOOP);
+ LASSERT(tx->tx_zc_capable);
tx->tx_zc_checked = 1;
tx->tx_deadline =
cfs_time_shift(*ksocknal_tunables.ksnd_timeout);
- LASSERT (tx->tx_msg.ksm_zc_cookies[0] == 0);
+ LASSERT(tx->tx_msg.ksm_zc_cookies[0] == 0);
tx->tx_msg.ksm_zc_cookies[0] = peer->ksnp_zc_next_cookie++;
static void
ksocknal_uncheck_zc_req(ksock_tx_t *tx)
{
- ksock_peer_t *peer = tx->tx_conn->ksnc_peer;
+ ksock_peer_t *peer = tx->tx_conn->ksnc_peer;
LASSERT(tx->tx_msg.ksm_type != KSOCK_MSG_NOOP);
LASSERT(tx->tx_zc_capable);
static int
ksocknal_process_transmit (ksock_conn_t *conn, ksock_tx_t *tx)
{
- int rc;
+ int rc;
if (tx->tx_zc_capable && !tx->tx_zc_checked)
ksocknal_check_zc_req(tx);
rc = ksocknal_transmit (conn, tx);
- CDEBUG (D_NET, "send(%d) %d\n", tx->tx_resid, rc);
+ CDEBUG(D_NET, "send(%d) %d\n", tx->tx_resid, rc);
if (tx->tx_resid == 0) {
/* Sent everything OK */
counter++; /* exponential backoff warnings */
if ((counter & (-counter)) == counter)
- CWARN("%u ENOMEM tx %p (%u allocated)\n",
- counter, conn, atomic_read(&libcfs_kmemory));
+ CWARN("%u ENOMEM tx %p\n", counter, conn);
/* Queue on ksnd_enomem_conns for retry after a timeout */
spin_lock_bh(&ksocknal_data.ksnd_reaper_lock);
}
/* Actual error */
- LASSERT (rc < 0);
+ LASSERT(rc < 0);
if (!conn->ksnc_closing) {
switch (rc) {
/* called holding write lock on ksnd_global_lock */
- LASSERT (!route->ksnr_scheduled);
- LASSERT (!route->ksnr_connecting);
- LASSERT ((ksocknal_route_mask() & ~route->ksnr_connected) != 0);
+ LASSERT(!route->ksnr_scheduled);
+ LASSERT(!route->ksnr_connecting);
+ LASSERT((ksocknal_route_mask() & ~route->ksnr_connected) != 0);
route->ksnr_scheduled = 1; /* scheduling conn for connd */
ksocknal_route_addref(route); /* extra ref for connd */
ksock_conn_t *
ksocknal_find_conn_locked(ksock_peer_t *peer, ksock_tx_t *tx, int nonblk)
{
- struct list_head *tmp;
- ksock_conn_t *conn;
- ksock_conn_t *typed = NULL;
- ksock_conn_t *fallback = NULL;
- int tnob = 0;
- int fnob = 0;
+ struct list_head *tmp;
+ ksock_conn_t *conn;
+ ksock_conn_t *typed = NULL;
+ ksock_conn_t *fallback = NULL;
+ int tnob = 0;
+ int fnob = 0;
list_for_each (tmp, &peer->ksnp_conns) {
ksock_conn_t *c = list_entry(tmp, ksock_conn_t, ksnc_list);
- int nob = atomic_read(&c->ksnc_tx_nob) +
- c->ksnc_sock->sk->sk_wmem_queued;
- int rc;
+ int nob = atomic_read(&c->ksnc_tx_nob) +
+ c->ksnc_sock->sk->sk_wmem_queued;
+ int rc;
- LASSERT (!c->ksnc_closing);
- LASSERT (c->ksnc_proto != NULL &&
- c->ksnc_proto->pro_match_tx != NULL);
+ LASSERT(!c->ksnc_closing);
+ LASSERT(c->ksnc_proto != NULL &&
+ c->ksnc_proto->pro_match_tx != NULL);
rc = c->ksnc_proto->pro_match_tx(c, tx, nonblk);
(fnob == nob && *ksocknal_tunables.ksnd_round_robin &&
cfs_time_after(fallback->ksnc_tx_last_post, c->ksnc_tx_last_post))) {
fallback = c;
- fnob = nob;
+ fnob = nob;
}
break;
}
ksocknal_queue_tx_locked (ksock_tx_t *tx, ksock_conn_t *conn)
{
ksock_sched_t *sched = conn->ksnc_scheduler;
- ksock_msg_t *msg = &tx->tx_msg;
- ksock_tx_t *ztx = NULL;
- int bufnob = 0;
+ ksock_msg_t *msg = &tx->tx_msg;
+ ksock_tx_t *ztx = NULL;
+ int bufnob = 0;
/* called holding global lock (read or irq-write) and caller may
* not have dropped this lock between finding conn and calling me,
*
* We always expect at least 1 mapped fragment containing the
* complete ksocknal message header. */
- LASSERT (lnet_iov_nob (tx->tx_niov, tx->tx_iov) +
- lnet_kiov_nob(tx->tx_nkiov, tx->tx_kiov) ==
- (unsigned int)tx->tx_nob);
- LASSERT (tx->tx_niov >= 1);
- LASSERT (tx->tx_resid == tx->tx_nob);
+ LASSERT(lnet_iov_nob (tx->tx_niov, tx->tx_iov) +
+ lnet_kiov_nob(tx->tx_nkiov, tx->tx_kiov) ==
+ (unsigned int)tx->tx_nob);
+ LASSERT(tx->tx_niov >= 1);
+ LASSERT(tx->tx_resid == tx->tx_nob);
CDEBUG (D_NET, "Packet %p type %d, nob %d niov %d nkiov %d\n",
- tx, (tx->tx_lnetmsg != NULL) ? tx->tx_lnetmsg->msg_hdr.type:
+ tx, (tx->tx_lnetmsg != NULL) ? tx->tx_lnetmsg->msg_hdr.type :
KSOCK_MSG_NOOP,
tx->tx_nob, tx->tx_niov, tx->tx_nkiov);
if (msg->ksm_type == KSOCK_MSG_NOOP) {
/* The packet is noop ZC ACK, try to piggyback the ack_cookie
* on a normal packet so I don't need to send it */
- LASSERT (msg->ksm_zc_cookies[1] != 0);
- LASSERT (conn->ksnc_proto->pro_queue_tx_zcack != NULL);
+ LASSERT(msg->ksm_zc_cookies[1] != 0);
+ LASSERT(conn->ksnc_proto->pro_queue_tx_zcack != NULL);
if (conn->ksnc_proto->pro_queue_tx_zcack(conn, tx, 0))
ztx = tx; /* ZC ACK piggybacked on ztx release tx later */
} else {
/* It's a normal packet - can it piggback a noop zc-ack that
* has been queued already? */
- LASSERT (msg->ksm_zc_cookies[1] == 0);
- LASSERT (conn->ksnc_proto->pro_queue_tx_msg != NULL);
+ LASSERT(msg->ksm_zc_cookies[1] == 0);
+ LASSERT(conn->ksnc_proto->pro_queue_tx_msg != NULL);
ztx = conn->ksnc_proto->pro_queue_tx_msg(conn, tx);
/* ztx will be released later */
spin_unlock_bh(&sched->kss_lock);
}
-
ksock_route_t *
ksocknal_find_connectable_route_locked (ksock_peer_t *peer)
{
- unsigned long now = cfs_time_current();
- struct list_head *tmp;
+ unsigned long now = cfs_time_current();
+ struct list_head *tmp;
ksock_route_t *route;
list_for_each (tmp, &peer->ksnp_routes) {
route = list_entry (tmp, ksock_route_t, ksnr_list);
- LASSERT (!route->ksnr_connecting || route->ksnr_scheduled);
+ LASSERT(!route->ksnr_connecting || route->ksnr_scheduled);
if (route->ksnr_scheduled) /* connections being established */
continue;
ksock_route_t *
ksocknal_find_connecting_route_locked (ksock_peer_t *peer)
{
- struct list_head *tmp;
- ksock_route_t *route;
+ struct list_head *tmp;
+ ksock_route_t *route;
list_for_each (tmp, &peer->ksnp_routes) {
route = list_entry (tmp, ksock_route_t, ksnr_list);
- LASSERT (!route->ksnr_connecting || route->ksnr_scheduled);
+ LASSERT(!route->ksnr_connecting || route->ksnr_scheduled);
if (route->ksnr_scheduled)
return route;
int
ksocknal_launch_packet (lnet_ni_t *ni, ksock_tx_t *tx, lnet_process_id_t id)
{
- ksock_peer_t *peer;
- ksock_conn_t *conn;
- rwlock_t *g_lock;
- int retry;
- int rc;
+ ksock_peer_t *peer;
+ ksock_conn_t *conn;
+ rwlock_t *g_lock;
+ int retry;
+ int rc;
- LASSERT (tx->tx_conn == NULL);
+ LASSERT(tx->tx_conn == NULL);
g_lock = &ksocknal_data.ksnd_global_lock;
int
ksocknal_send(lnet_ni_t *ni, void *private, lnet_msg_t *lntmsg)
{
- int mpflag = 1;
- int type = lntmsg->msg_type;
+ int mpflag = 1;
+ int type = lntmsg->msg_type;
lnet_process_id_t target = lntmsg->msg_target;
- unsigned int payload_niov = lntmsg->msg_niov;
- struct kvec *payload_iov = lntmsg->msg_iov;
- lnet_kiov_t *payload_kiov = lntmsg->msg_kiov;
- unsigned int payload_offset = lntmsg->msg_offset;
- unsigned int payload_nob = lntmsg->msg_len;
- ksock_tx_t *tx;
- int desc_size;
- int rc;
+ unsigned int payload_niov = lntmsg->msg_niov;
+ struct kvec *payload_iov = lntmsg->msg_iov;
+ lnet_kiov_t *payload_kiov = lntmsg->msg_kiov;
+ unsigned int payload_offset = lntmsg->msg_offset;
+ unsigned int payload_nob = lntmsg->msg_len;
+ ksock_tx_t *tx;
+ int desc_size;
+ int rc;
/* NB 'private' is different depending on what we're sending.
* Just ignore it... */
CDEBUG(D_NET, "sending %u bytes in %d frags to %s\n",
payload_nob, payload_niov, libcfs_id2str(target));
- LASSERT (payload_nob == 0 || payload_niov > 0);
- LASSERT (payload_niov <= LNET_MAX_IOV);
+ LASSERT(payload_nob == 0 || payload_niov > 0);
+ LASSERT(payload_niov <= LNET_MAX_IOV);
/* payload is either all vaddrs or all pages */
LASSERT (!(payload_kiov != NULL && payload_iov != NULL));
LASSERT (!in_interrupt ());
{
static char ksocknal_slop_buffer[4096];
- int nob;
- unsigned int niov;
- int skipped;
+ int nob;
+ unsigned int niov;
+ int skipped;
LASSERT(conn->ksnc_proto != NULL);
conn->ksnc_rx_iov = (struct kvec *)&conn->ksnc_rx_iov_space;
conn->ksnc_rx_iov[0].iov_base = &conn->ksnc_msg.ksm_u.lnetmsg;
- conn->ksnc_rx_iov[0].iov_len = sizeof (lnet_hdr_t);
+ conn->ksnc_rx_iov[0].iov_len = sizeof (lnet_hdr_t);
break;
default:
conn->ksnc_rx_iov[niov].iov_len = nob;
niov++;
skipped += nob;
- nob_to_skip -=nob;
+ nob_to_skip -= nob;
} while (nob_to_skip != 0 && /* mustn't overflow conn's rx iov */
niov < sizeof(conn->ksnc_rx_iov_space) / sizeof (struct iovec));
static int
ksocknal_process_receive (ksock_conn_t *conn)
{
- lnet_hdr_t *lhdr;
+ lnet_hdr_t *lhdr;
lnet_process_id_t *id;
- int rc;
+ int rc;
LASSERT (atomic_read(&conn->ksnc_conn_refcount) > 0);
/* NB: sched lock NOT held */
/* SOCKNAL_RX_LNET_HEADER is here for backward compatibility */
- LASSERT (conn->ksnc_rx_state == SOCKNAL_RX_KSM_HEADER ||
- conn->ksnc_rx_state == SOCKNAL_RX_LNET_PAYLOAD ||
- conn->ksnc_rx_state == SOCKNAL_RX_LNET_HEADER ||
- conn->ksnc_rx_state == SOCKNAL_RX_SLOP);
+ LASSERT(conn->ksnc_rx_state == SOCKNAL_RX_KSM_HEADER ||
+ conn->ksnc_rx_state == SOCKNAL_RX_LNET_PAYLOAD ||
+ conn->ksnc_rx_state == SOCKNAL_RX_LNET_HEADER ||
+ conn->ksnc_rx_state == SOCKNAL_RX_SLOP);
again:
if (conn->ksnc_rx_nob_wanted != 0) {
rc = ksocknal_receive(conn);
if ((conn->ksnc_peer->ksnp_id.pid & LNET_PID_USERFLAG) != 0) {
/* Userspace peer */
lhdr = &conn->ksnc_msg.ksm_u.lnetmsg.ksnm_hdr;
- id = &conn->ksnc_peer->ksnp_id;
+ id = &conn->ksnc_peer->ksnp_id;
/* Substitute process ID assigned at connection time */
lhdr->src_pid = cpu_to_le32(id->pid);
LASSERT(conn->ksnc_proto != &ksocknal_protocol_v1x);
lhdr = &conn->ksnc_msg.ksm_u.lnetmsg.ksnm_hdr;
- id = &conn->ksnc_peer->ksnp_id;
+ id = &conn->ksnc_peer->ksnp_id;
rc = conn->ksnc_proto->pro_handle_zcreq(conn,
conn->ksnc_msg.ksm_zc_cookies[0],
}
/* Not Reached */
- LBUG ();
+ LBUG();
return -EINVAL; /* keep gcc happy */
}
unsigned int niov, struct kvec *iov, lnet_kiov_t *kiov,
unsigned int offset, unsigned int mlen, unsigned int rlen)
{
- ksock_conn_t *conn = (ksock_conn_t *)private;
+ ksock_conn_t *conn = private;
ksock_sched_t *sched = conn->ksnc_scheduler;
- LASSERT (mlen <= rlen);
- LASSERT (niov <= LNET_MAX_IOV);
+ LASSERT(mlen <= rlen);
+ LASSERT(niov <= LNET_MAX_IOV);
conn->ksnc_cookie = msg;
conn->ksnc_rx_nob_wanted = mlen;
- conn->ksnc_rx_nob_left = rlen;
+ conn->ksnc_rx_nob_left = rlen;
if (mlen == 0 || iov != NULL) {
conn->ksnc_rx_nkiov = 0;
niov, iov, offset, mlen);
} else {
conn->ksnc_rx_niov = 0;
- conn->ksnc_rx_iov = NULL;
+ conn->ksnc_rx_iov = NULL;
conn->ksnc_rx_kiov = conn->ksnc_rx_iov_space.kiov;
conn->ksnc_rx_nkiov =
lnet_extract_kiov(LNET_MAX_IOV, conn->ksnc_rx_kiov,
niov, kiov, offset, mlen);
}
- LASSERT (mlen ==
- lnet_iov_nob (conn->ksnc_rx_niov, conn->ksnc_rx_iov) +
- lnet_kiov_nob (conn->ksnc_rx_nkiov, conn->ksnc_rx_kiov));
+ LASSERT(mlen ==
+ lnet_iov_nob(conn->ksnc_rx_niov, conn->ksnc_rx_iov) +
+ lnet_kiov_nob(conn->ksnc_rx_nkiov, conn->ksnc_rx_kiov));
- LASSERT (conn->ksnc_rx_scheduled);
+ LASSERT(conn->ksnc_rx_scheduled);
spin_lock_bh(&sched->kss_lock);
static inline int
ksocknal_sched_cansleep(ksock_sched_t *sched)
{
- int rc;
+ int rc;
spin_lock_bh(&sched->kss_lock);
int ksocknal_scheduler(void *arg)
{
- struct ksock_sched_info *info;
- ksock_sched_t *sched;
- ksock_conn_t *conn;
- ksock_tx_t *tx;
- int rc;
- int nloops = 0;
- long id = (long)arg;
+ struct ksock_sched_info *info;
+ ksock_sched_t *sched;
+ ksock_conn_t *conn;
+ ksock_tx_t *tx;
+ int rc;
+ int nloops = 0;
+ long id = (long)arg;
info = ksocknal_data.ksnd_sched_info[KSOCK_THREAD_CPT(id)];
sched = &info->ksi_scheds[KSOCK_THREAD_SID(id)];
}
if (!list_empty (&sched->kss_tx_conns)) {
- LIST_HEAD (zlist);
+ LIST_HEAD(zlist);
if (!list_empty(&sched->kss_zombie_noop_txs)) {
list_add(&zlist,
/* Do nothing; after a short timeout, this
* conn will be reposted on kss_tx_conns. */
} else if (conn->ksnc_tx_ready &&
- !list_empty (&conn->ksnc_tx_queue)) {
+ !list_empty(&conn->ksnc_tx_queue)) {
/* reschedule for tx */
- list_add_tail (&conn->ksnc_tx_list,
+ list_add_tail(&conn->ksnc_tx_list,
&sched->kss_tx_conns);
} else {
conn->ksnc_tx_scheduled = 0;
static ksock_proto_t *
ksocknal_parse_proto_version (ksock_hello_msg_t *hello)
{
- __u32 version = 0;
+ __u32 version = 0;
if (hello->kshm_magic == LNET_PROTO_MAGIC)
version = hello->kshm_version;
if (hello->kshm_magic == le32_to_cpu(LNET_PROTO_TCP_MAGIC)) {
lnet_magicversion_t *hmv = (lnet_magicversion_t *)hello;
- CLASSERT (sizeof (lnet_magicversion_t) ==
- offsetof (ksock_hello_msg_t, kshm_src_nid));
+ CLASSERT(sizeof (lnet_magicversion_t) ==
+ offsetof (ksock_hello_msg_t, kshm_src_nid));
if (hmv->version_major == cpu_to_le16 (KSOCK_PROTO_V1_MAJOR) &&
hmv->version_minor == cpu_to_le16 (KSOCK_PROTO_V1_MINOR))
lnet_nid_t peer_nid, ksock_hello_msg_t *hello)
{
/* CAVEAT EMPTOR: this byte flips 'ipaddrs' */
- ksock_net_t *net = (ksock_net_t *)ni->ni_data;
+ ksock_net_t *net = (ksock_net_t *)ni->ni_data;
- LASSERT (hello->kshm_nips <= LNET_MAX_INTERFACES);
+ LASSERT(hello->kshm_nips <= LNET_MAX_INTERFACES);
/* rely on caller to hold a ref on socket so it wouldn't disappear */
- LASSERT (conn->ksnc_proto != NULL);
+ LASSERT(conn->ksnc_proto != NULL);
- hello->kshm_src_nid = ni->ni_nid;
- hello->kshm_dst_nid = peer_nid;
- hello->kshm_src_pid = the_lnet.ln_pid;
+ hello->kshm_src_nid = ni->ni_nid;
+ hello->kshm_dst_nid = peer_nid;
+ hello->kshm_src_pid = the_lnet.ln_pid;
hello->kshm_src_incarnation = net->ksnn_incarnation;
- hello->kshm_ctype = conn->ksnc_type;
+ hello->kshm_ctype = conn->ksnc_type;
return conn->ksnc_proto->pro_send_hello(conn, hello);
}
* EALREADY lost connection race
* EPROTO protocol version mismatch
*/
- struct socket *sock = conn->ksnc_sock;
- int active = (conn->ksnc_proto != NULL);
- int timeout;
- int proto_match;
- int rc;
- ksock_proto_t *proto;
- lnet_process_id_t recv_id;
+ struct socket *sock = conn->ksnc_sock;
+ int active = (conn->ksnc_proto != NULL);
+ int timeout;
+ int proto_match;
+ int rc;
+ ksock_proto_t *proto;
+ lnet_process_id_t recv_id;
/* socket type set on active connections - not set on passive */
- LASSERT (!active == !(conn->ksnc_type != SOCKLND_CONN_NONE));
+ LASSERT(!active == !(conn->ksnc_type != SOCKLND_CONN_NONE));
timeout = active ? *ksocknal_tunables.ksnd_timeout :
lnet_acceptor_timeout();
- rc = libcfs_sock_read(sock, &hello->kshm_magic, sizeof (hello->kshm_magic), timeout);
+ rc = lnet_sock_read(sock, &hello->kshm_magic, sizeof (hello->kshm_magic), timeout);
if (rc != 0) {
CERROR("Error %d reading HELLO from %pI4h\n",
rc, &conn->ksnc_ipaddr);
return -EPROTO;
}
- rc = libcfs_sock_read(sock, &hello->kshm_version,
- sizeof(hello->kshm_version), timeout);
+ rc = lnet_sock_read(sock, &hello->kshm_version,
+ sizeof(hello->kshm_version), timeout);
if (rc != 0) {
CERROR("Error %d reading HELLO from %pI4h\n",
rc, &conn->ksnc_ipaddr);
- LASSERT (rc < 0);
+ LASSERT(rc < 0);
return rc;
}
if (rc != 0) {
CERROR("Error %d reading or checking hello from from %pI4h\n",
rc, &conn->ksnc_ipaddr);
- LASSERT (rc < 0);
+ LASSERT(rc < 0);
return rc;
}
static int
ksocknal_connect (ksock_route_t *route)
{
- LIST_HEAD (zombies);
- ksock_peer_t *peer = route->ksnr_peer;
- int type;
- int wanted;
- struct socket *sock;
- unsigned long deadline;
- int retry_later = 0;
- int rc = 0;
+ LIST_HEAD(zombies);
+ ksock_peer_t *peer = route->ksnr_peer;
+ int type;
+ int wanted;
+ struct socket *sock;
+ unsigned long deadline;
+ int retry_later = 0;
+ int rc = 0;
deadline = cfs_time_add(cfs_time_current(),
cfs_time_seconds(*ksocknal_tunables.ksnd_timeout));
write_lock_bh(&ksocknal_data.ksnd_global_lock);
- LASSERT (route->ksnr_scheduled);
- LASSERT (!route->ksnr_connecting);
+ LASSERT(route->ksnr_scheduled);
+ LASSERT(!route->ksnr_connecting);
route->ksnr_connecting = 1;
* running out of resource.
*/
static int
-ksocknal_connd_check_start(long sec, long *timeout)
+ksocknal_connd_check_start(time64_t sec, long *timeout)
{
char name[16];
int rc;
/* we tried ... */
LASSERT(ksocknal_data.ksnd_connd_starting > 0);
ksocknal_data.ksnd_connd_starting--;
- ksocknal_data.ksnd_connd_failed_stamp = get_seconds();
+ ksocknal_data.ksnd_connd_failed_stamp = ktime_get_real_seconds();
return 1;
}
* again to recheck these conditions.
*/
static int
-ksocknal_connd_check_stop(long sec, long *timeout)
+ksocknal_connd_check_stop(time64_t sec, long *timeout)
{
int val;
ksocknal_connd_get_route_locked(signed long *timeout_p)
{
ksock_route_t *route;
- unsigned long now;
+ unsigned long now;
now = cfs_time_current();
int
ksocknal_connd (void *arg)
{
- spinlock_t *connd_lock = &ksocknal_data.ksnd_connd_lock;
- ksock_connreq_t *cr;
- wait_queue_t wait;
- int nloops = 0;
- int cons_retry = 0;
+ spinlock_t *connd_lock = &ksocknal_data.ksnd_connd_lock;
+ ksock_connreq_t *cr;
+ wait_queue_t wait;
+ int nloops = 0;
+ int cons_retry = 0;
- cfs_block_allsigs ();
+ cfs_block_allsigs();
init_waitqueue_entry(&wait, current);
while (!ksocknal_data.ksnd_shuttingdown) {
ksock_route_t *route = NULL;
- long sec = get_seconds();
+ time64_t sec = ktime_get_real_seconds();
long timeout = MAX_SCHEDULE_TIMEOUT;
- int dropped_lock = 0;
+ int dropped_lock = 0;
if (ksocknal_connd_check_stop(sec, &timeout)) {
/* wakeup another one to check stop */
ksocknal_find_timed_out_conn (ksock_peer_t *peer)
{
/* We're called with a shared lock on ksnd_global_lock */
- ksock_conn_t *conn;
- struct list_head *ctmp;
+ ksock_conn_t *conn;
+ struct list_head *ctmp;
list_for_each (ctmp, &peer->ksnp_conns) {
- int error;
+ int error;
+
conn = list_entry (ctmp, ksock_conn_t, ksnc_list);
/* Don't need the {get,put}connsock dance to deref ksnc_sock */
- LASSERT (!conn->ksnc_closing);
+ LASSERT(!conn->ksnc_closing);
/* SOCK_ERROR will reset error code of socket in
* some platform (like Darwin8.x) */
static inline void
ksocknal_flush_stale_txs(ksock_peer_t *peer)
{
- ksock_tx_t *tx;
- LIST_HEAD (stale_txs);
+ ksock_tx_t *tx;
+ LIST_HEAD(stale_txs);
write_lock_bh(&ksocknal_data.ksnd_global_lock);
static int
ksocknal_send_keepalive_locked(ksock_peer_t *peer)
{
- ksock_sched_t *sched;
- ksock_conn_t *conn;
- ksock_tx_t *tx;
+ ksock_sched_t *sched;
+ ksock_conn_t *conn;
+ ksock_tx_t *tx;
if (list_empty(&peer->ksnp_conns)) /* last_alive will be updated by create_conn */
return 0;
return -EIO;
}
-
static void
ksocknal_check_peer_timeouts (int idx)
{
- struct list_head *peers = &ksocknal_data.ksnd_peers[idx];
- ksock_peer_t *peer;
- ksock_conn_t *conn;
- ksock_tx_t *tx;
+ struct list_head *peers = &ksocknal_data.ksnd_peers[idx];
+ ksock_peer_t *peer;
+ ksock_conn_t *conn;
+ ksock_tx_t *tx;
again:
/* NB. We expect to have a look at all the peers and not find any
read_lock(&ksocknal_data.ksnd_global_lock);
list_for_each_entry(peer, peers, ksnp_list) {
- unsigned long deadline = 0;
- int resid = 0;
- int n = 0;
+ unsigned long deadline = 0;
+ int resid = 0;
+ int n = 0;
if (ksocknal_send_keepalive_locked(peer) != 0) {
read_unlock(&ksocknal_data.ksnd_global_lock);
tx = list_entry(peer->ksnp_zc_req_list.next,
ksock_tx_t, tx_zc_list);
deadline = tx->tx_deadline;
- resid = tx->tx_resid;
- conn = tx->tx_conn;
+ resid = tx->tx_resid;
+ conn = tx->tx_conn;
ksocknal_conn_addref(conn);
spin_unlock(&peer->ksnp_lock);
int
ksocknal_reaper (void *arg)
{
- wait_queue_t wait;
- ksock_conn_t *conn;
- ksock_sched_t *sched;
- struct list_head enomem_conns;
- int nenomem_conns;
- long timeout;
- int i;
- int peer_index = 0;
- unsigned long deadline = cfs_time_current();
-
- cfs_block_allsigs ();
+ wait_queue_t wait;
+ ksock_conn_t *conn;
+ ksock_sched_t *sched;
+ struct list_head enomem_conns;
+ int nenomem_conns;
+ long timeout;
+ int i;
+ int peer_index = 0;
+ unsigned long deadline = cfs_time_current();
+
+ cfs_block_allsigs();
INIT_LIST_HEAD(&enomem_conns);
init_waitqueue_entry(&wait, current);
cfs_time_current())) <= 0) {
const int n = 4;
const int p = 1;
- int chunk = ksocknal_data.ksnd_peer_hash_size;
+ int chunk = ksocknal_data.ksnd_peer_hash_size;
/* Time to check for timeouts on a few more peers: I do
* checks every 'p' seconds on a proportion of the peer
Code Review / kvmfornfv.git / blobdiff