-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
+/*
+ * -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=8:tabstop=8:
*
- * Copyright (c) 2003 Los Alamos National Laboratory (LANL)
+ * GPL HEADER START
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
- * This file is part of Lustre, http://www.lustre.org/
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 only,
+ * as published by the Free Software Foundation.
*
- * Lustre is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License version 2 for more details (a copy is included
+ * in the LICENSE file that accompanied this code).
*
- * Lustre is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+ * You should have received a copy of the GNU General Public License
+ * version 2 along with this program; If not, see [sun.com URL with a
+ * copy of GPLv2].
*
- * You should have received a copy of the GNU General Public License
- * along with Lustre; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * 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.
+ *
+ * GPL HEADER END
+ */
+/*
+ * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Use is subject to license terms.
+ *
+ * Copyright (c) 2003 Los Alamos National Laboratory (LANL)
+ */
+/*
+ * This file is part of Lustre, http://www.lustre.org/
+ * Lustre is a trademark of Sun Microsystems, Inc.
*/
/*
int
gmnal_ctl(lnet_ni_t *ni, unsigned int cmd, void *arg)
{
- struct libcfs_ioctl_data *data = arg;
-
- switch (cmd) {
- case IOC_LIBCFS_REGISTER_MYNID:
- if (data->ioc_nid == ni->ni_nid)
- return 0;
-
- LASSERT (LNET_NIDNET(data->ioc_nid) == LNET_NIDNET(ni->ni_nid));
-
- CERROR("obsolete IOC_LIBCFS_REGISTER_MYNID for %s(%s)\n",
- libcfs_nid2str(data->ioc_nid),
- libcfs_nid2str(ni->ni_nid));
- return 0;
-
- default:
- return (-EINVAL);
- }
+ struct libcfs_ioctl_data *data = arg;
+
+ switch (cmd) {
+ case IOC_LIBCFS_REGISTER_MYNID:
+ if (data->ioc_nid == ni->ni_nid)
+ return 0;
+
+ LASSERT (LNET_NIDNET(data->ioc_nid) == LNET_NIDNET(ni->ni_nid));
+
+ CERROR("obsolete IOC_LIBCFS_REGISTER_MYNID for %s(%s)\n",
+ libcfs_nid2str(data->ioc_nid),
+ libcfs_nid2str(ni->ni_nid));
+ return 0;
+
+ default:
+ return (-EINVAL);
+ }
}
int
gmnal_set_local_nid (gmnal_ni_t *gmni)
{
lnet_ni_t *ni = gmni->gmni_ni;
- __u32 local_gmid;
+ __u32 local_gmid;
__u32 global_gmid;
gm_status_t gm_status;
/* Called before anything initialised: no need to lock */
- gm_status = gm_get_node_id(gmni->gmni_port, &local_gmid);
- if (gm_status != GM_SUCCESS)
- return 0;
+ gm_status = gm_get_node_id(gmni->gmni_port, &local_gmid);
+ if (gm_status != GM_SUCCESS)
+ return 0;
+
+ CDEBUG(D_NET, "Local node id is [%u]\n", local_gmid);
- CDEBUG(D_NET, "Local node id is [%u]\n", local_gmid);
-
- gm_status = gm_node_id_to_global_id(gmni->gmni_port,
+ gm_status = gm_node_id_to_global_id(gmni->gmni_port,
local_gmid,
- &global_gmid);
- if (gm_status != GM_SUCCESS)
- return 0;
-
- CDEBUG(D_NET, "Global node id is [%u]\n", global_gmid);
+ &global_gmid);
+ if (gm_status != GM_SUCCESS)
+ return 0;
+
+ CDEBUG(D_NET, "Global node id is [%u]\n", global_gmid);
ni->ni_nid = LNET_MKNID(LNET_NIDNET(ni->ni_nid), global_gmid);
return 1;
void
gmnal_shutdown(lnet_ni_t *ni)
{
- gmnal_ni_t *gmni = ni->ni_data;
+ gmnal_ni_t *gmni = ni->ni_data;
- CDEBUG(D_TRACE, "gmnal_api_shutdown: gmni [%p]\n", gmni);
+ CDEBUG(D_TRACE, "gmnal_api_shutdown: gmni [%p]\n", gmni);
LASSERT (gmni == the_gmni);
gmnal_stop_threads(gmni);
/* stop all network callbacks */
- gm_close(gmni->gmni_port);
+ gm_close(gmni->gmni_port);
gmni->gmni_port = NULL;
- gm_finalize();
+ gm_finalize();
gmnal_free_ltxbufs(gmni);
- gmnal_free_txs(gmni);
- gmnal_free_rxs(gmni);
+ gmnal_free_txs(gmni);
+ gmnal_free_rxs(gmni);
- LIBCFS_FREE(gmni, sizeof(*gmni));
+ LIBCFS_FREE(gmni, sizeof(*gmni));
the_gmni = NULL;
+ PORTAL_MODULE_UNUSE;
}
int
gmnal_startup(lnet_ni_t *ni)
{
- gmnal_ni_t *gmni = NULL;
- gmnal_rx_t *rx = NULL;
- gm_status_t gm_status;
- int rc;
+ gmnal_ni_t *gmni = NULL;
+ gmnal_rx_t *rx = NULL;
+ gm_status_t gm_status;
+ int rc;
LASSERT (ni->ni_lnd == &the_gmlnd);
ni->ni_maxtxcredits = *gmnal_tunables.gm_credits;
ni->ni_peertxcredits = *gmnal_tunables.gm_peer_credits;
-
+
if (the_gmni != NULL) {
CERROR("Only 1 instance supported\n");
return -EINVAL;
}
- LIBCFS_ALLOC(gmni, sizeof(*gmni));
- if (gmni == NULL) {
- CERROR("can't allocate gmni\n");
+ LIBCFS_ALLOC(gmni, sizeof(*gmni));
+ if (gmni == NULL) {
+ CERROR("can't allocate gmni\n");
return -ENOMEM;
}
ni->ni_data = gmni;
- memset(gmni, 0, sizeof(*gmni));
- gmni->gmni_ni = ni;
+ memset(gmni, 0, sizeof(*gmni));
+ gmni->gmni_ni = ni;
spin_lock_init(&gmni->gmni_tx_lock);
- spin_lock_init(&gmni->gmni_gm_lock);
+ spin_lock_init(&gmni->gmni_gm_lock);
INIT_LIST_HEAD(&gmni->gmni_idle_txs);
INIT_LIST_HEAD(&gmni->gmni_idle_ltxbs);
INIT_LIST_HEAD(&gmni->gmni_buf_txq);
INIT_LIST_HEAD(&gmni->gmni_cred_txq);
sema_init(&gmni->gmni_rx_mutex, 1);
-
- /*
- * initialise the interface,
- */
- CDEBUG(D_NET, "Calling gm_init\n");
- if (gm_init() != GM_SUCCESS) {
- CERROR("call to gm_init failed\n");
+ PORTAL_MODULE_USE;
+
+ /*
+ * initialise the interface,
+ */
+ CDEBUG(D_NET, "Calling gm_init\n");
+ if (gm_init() != GM_SUCCESS) {
+ CERROR("call to gm_init failed\n");
goto failed_0;
- }
+ }
- CDEBUG(D_NET, "Calling gm_open with port [%d], version [%d]\n",
+ CDEBUG(D_NET, "Calling gm_open with port [%d], version [%d]\n",
*gmnal_tunables.gm_port, GM_API_VERSION);
- gm_status = gm_open(&gmni->gmni_port, 0, *gmnal_tunables.gm_port,
+ gm_status = gm_open(&gmni->gmni_port, 0, *gmnal_tunables.gm_port,
"gmnal", GM_API_VERSION);
if (gm_status != GM_SUCCESS) {
*gmnal_tunables.gm_port, gm_status,
gmnal_gmstatus2str(gm_status));
goto failed_1;
- }
+ }
CDEBUG(D_NET,"gm_open succeeded port[%p]\n",gmni->gmni_port);
if (!gmnal_set_local_nid(gmni))
goto failed_2;
- CDEBUG(D_NET, "portals_nid is %s\n", libcfs_nid2str(ni->ni_nid));
+ CDEBUG(D_NET, "portals_nid is %s\n", libcfs_nid2str(ni->ni_nid));
gmni->gmni_large_msgsize =
offsetof(gmnal_msg_t, gmm_u.immediate.gmim_payload[LNET_MAX_PAYLOAD]);
gm_min_size_for_length(gmni->gmni_large_msgsize);
gmni->gmni_large_pages =
(gmni->gmni_large_msgsize + PAGE_SIZE - 1)/PAGE_SIZE;
-
+
gmni->gmni_small_msgsize = MIN(GM_MTU, PAGE_SIZE);
gmni->gmni_small_gmsize =
gm_min_size_for_length(gmni->gmni_small_msgsize);
gmni->gmni_large_msgsize, gmni->gmni_small_msgsize,
gmni->gmni_large_gmsize, gmni->gmni_small_gmsize);
- if (gmnal_alloc_rxs(gmni) != 0) {
- CERROR("Failed to allocate rx descriptors\n");
+ if (gmnal_alloc_rxs(gmni) != 0) {
+ CERROR("Failed to allocate rx descriptors\n");
goto failed_2;
- }
+ }
- if (gmnal_alloc_txs(gmni) != 0) {
- CERROR("Failed to allocate tx descriptors\n");
+ if (gmnal_alloc_txs(gmni) != 0) {
+ CERROR("Failed to allocate tx descriptors\n");
goto failed_2;
- }
+ }
if (gmnal_alloc_ltxbufs(gmni) != 0) {
CERROR("Failed to allocate large tx buffers\n");
goto failed_2;
}
- rc = gmnal_start_threads(gmni);
+ rc = gmnal_start_threads(gmni);
if (rc != 0) {
CERROR("Can't start threads: %d\n", rc);
goto failed_2;
the_gmni = gmni;
- CDEBUG(D_NET, "gmnal_init finished\n");
- return 0;
+ CDEBUG(D_NET, "gmnal_init finished\n");
+ return 0;
failed_2:
gm_close(gmni->gmni_port);
gmnal_free_rxs(gmni);
LIBCFS_FREE(gmni, sizeof(*gmni));
+ PORTAL_MODULE_UNUSE;
return -EIO;
}
git://git.whamcloud.com / fs / lustre-release.git / blobdiff