| /* |
| * GPL HEADER START |
| * |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * 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. |
| * |
| * 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). |
| * |
| * You should have received a copy of the GNU General Public License |
| * version 2 along with this program; If not, see |
| * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf |
| * |
| * 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 (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. |
| * Use is subject to license terms. |
| * |
| * Copyright (c) 2012, Intel Corporation. |
| */ |
| /* |
| * This file is part of Lustre, http://www.lustre.org/ |
| * Lustre is a trademark of Sun Microsystems, Inc. |
| */ |
| |
| #define DEBUG_SUBSYSTEM S_LNET |
| |
| #include "selftest.h" |
| |
| enum { |
| LST_INIT_NONE = 0, |
| LST_INIT_WI_SERIAL, |
| LST_INIT_WI_TEST, |
| LST_INIT_RPC, |
| LST_INIT_FW, |
| LST_INIT_CONSOLE |
| }; |
| |
| extern int lstcon_console_init(void); |
| extern int lstcon_console_fini(void); |
| |
| static int lst_init_step = LST_INIT_NONE; |
| |
| struct cfs_wi_sched *lst_sched_serial; |
| struct cfs_wi_sched **lst_sched_test; |
| |
| static void |
| lnet_selftest_fini(void) |
| { |
| int i; |
| |
| switch (lst_init_step) { |
| case LST_INIT_CONSOLE: |
| lstcon_console_fini(); |
| case LST_INIT_FW: |
| sfw_shutdown(); |
| case LST_INIT_RPC: |
| srpc_shutdown(); |
| case LST_INIT_WI_TEST: |
| for (i = 0; |
| i < cfs_cpt_number(lnet_cpt_table()); i++) { |
| if (lst_sched_test[i] == NULL) |
| continue; |
| cfs_wi_sched_destroy(lst_sched_test[i]); |
| } |
| LIBCFS_FREE(lst_sched_test, |
| sizeof(lst_sched_test[0]) * |
| cfs_cpt_number(lnet_cpt_table())); |
| lst_sched_test = NULL; |
| |
| case LST_INIT_WI_SERIAL: |
| cfs_wi_sched_destroy(lst_sched_serial); |
| lst_sched_serial = NULL; |
| case LST_INIT_NONE: |
| break; |
| default: |
| LBUG(); |
| } |
| } |
| |
| static int |
| lnet_selftest_init(void) |
| { |
| int nscheds; |
| int rc; |
| int i; |
| |
| rc = cfs_wi_sched_create("lst_s", lnet_cpt_table(), CFS_CPT_ANY, |
| 1, &lst_sched_serial); |
| if (rc != 0) { |
| CERROR("Failed to create serial WI scheduler for LST\n"); |
| return rc; |
| } |
| lst_init_step = LST_INIT_WI_SERIAL; |
| |
| nscheds = cfs_cpt_number(lnet_cpt_table()); |
| LIBCFS_ALLOC(lst_sched_test, sizeof(lst_sched_test[0]) * nscheds); |
| if (lst_sched_test == NULL) |
| goto error; |
| |
| lst_init_step = LST_INIT_WI_TEST; |
| for (i = 0; i < nscheds; i++) { |
| int nthrs = cfs_cpt_weight(lnet_cpt_table(), i); |
| |
| /* reserve at least one CPU for LND */ |
| nthrs = max(nthrs - 1, 1); |
| rc = cfs_wi_sched_create("lst_t", lnet_cpt_table(), i, |
| nthrs, &lst_sched_test[i]); |
| if (rc != 0) { |
| CERROR("Failed to create CPT affinity WI scheduler %d for LST\n", |
| i); |
| goto error; |
| } |
| } |
| |
| rc = srpc_startup(); |
| if (rc != 0) { |
| CERROR("LST can't startup rpc\n"); |
| goto error; |
| } |
| lst_init_step = LST_INIT_RPC; |
| |
| rc = sfw_startup(); |
| if (rc != 0) { |
| CERROR("LST can't startup framework\n"); |
| goto error; |
| } |
| lst_init_step = LST_INIT_FW; |
| |
| rc = lstcon_console_init(); |
| if (rc != 0) { |
| CERROR("LST can't startup console\n"); |
| goto error; |
| } |
| lst_init_step = LST_INIT_CONSOLE; |
| return 0; |
| error: |
| lnet_selftest_fini(); |
| return rc; |
| } |
| |
| |
| MODULE_DESCRIPTION("LNet Selftest"); |
| MODULE_LICENSE("GPL"); |
| MODULE_VERSION("0.9.0"); |
| |
| module_init(lnet_selftest_init); |
| module_exit(lnet_selftest_fini); |