diff options
Diffstat (limited to 'drivers/staging/lustre/lnet/selftest/module.c')
-rw-r--r-- | drivers/staging/lustre/lnet/selftest/module.c | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/drivers/staging/lustre/lnet/selftest/module.c b/drivers/staging/lustre/lnet/selftest/module.c deleted file mode 100644 index 7359aa56d9b3..000000000000 --- a/drivers/staging/lustre/lnet/selftest/module.c +++ /dev/null @@ -1,165 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * 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.gnu.org/licenses/gpl-2.0.html - * - * 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" -#include "console.h" - -enum { - LST_INIT_NONE = 0, - LST_INIT_WI_SERIAL, - LST_INIT_WI_TEST, - LST_INIT_RPC, - LST_INIT_FW, - LST_INIT_CONSOLE -}; - -static int lst_init_step = LST_INIT_NONE; - -struct workqueue_struct *lst_serial_wq; -struct workqueue_struct **lst_test_wq; - -static void -lnet_selftest_exit(void) -{ - int i; - - switch (lst_init_step) { - case LST_INIT_CONSOLE: - lstcon_console_fini(); - /* fall through */ - case LST_INIT_FW: - sfw_shutdown(); - /* fall through */ - case LST_INIT_RPC: - srpc_shutdown(); - /* fall through */ - case LST_INIT_WI_TEST: - for (i = 0; - i < cfs_cpt_number(lnet_cpt_table()); i++) { - if (!lst_test_wq[i]) - continue; - destroy_workqueue(lst_test_wq[i]); - } - kvfree(lst_test_wq); - lst_test_wq = NULL; - /* fall through */ - case LST_INIT_WI_SERIAL: - destroy_workqueue(lst_serial_wq); - lst_serial_wq = NULL; - case LST_INIT_NONE: - break; - default: - LBUG(); - } -} - -static int -lnet_selftest_init(void) -{ - int nscheds; - int rc = -ENOMEM; - int i; - - lst_serial_wq = alloc_ordered_workqueue("lst_s", 0); - if (!lst_serial_wq) { - CERROR("Failed to create serial WI scheduler for LST\n"); - return -ENOMEM; - } - lst_init_step = LST_INIT_WI_SERIAL; - - nscheds = cfs_cpt_number(lnet_cpt_table()); - lst_test_wq = kvmalloc_array(nscheds, sizeof(lst_test_wq[0]), - GFP_KERNEL | __GFP_ZERO); - if (!lst_test_wq) { - rc = -ENOMEM; - goto error; - } - - lst_init_step = LST_INIT_WI_TEST; - for (i = 0; i < nscheds; i++) { - int nthrs = cfs_cpt_weight(lnet_cpt_table(), i); - struct workqueue_attrs attrs = {0}; - cpumask_var_t *mask = cfs_cpt_cpumask(lnet_cpt_table(), i); - - /* reserve at least one CPU for LND */ - nthrs = max(nthrs - 1, 1); - lst_test_wq[i] = alloc_workqueue("lst_t", WQ_UNBOUND, nthrs); - if (!lst_test_wq[i]) { - CWARN("Failed to create CPU partition affinity WI scheduler %d for LST\n", - i); - rc = -ENOMEM; - goto error; - } - - if (mask && alloc_cpumask_var(&attrs.cpumask, GFP_KERNEL)) { - cpumask_copy(attrs.cpumask, *mask); - apply_workqueue_attrs(lst_test_wq[i], &attrs); - free_cpumask_var(attrs.cpumask); - } - } - - rc = srpc_startup(); - if (rc) { - CERROR("LST can't startup rpc\n"); - goto error; - } - lst_init_step = LST_INIT_RPC; - - rc = sfw_startup(); - if (rc) { - CERROR("LST can't startup framework\n"); - goto error; - } - lst_init_step = LST_INIT_FW; - - rc = lstcon_console_init(); - if (rc) { - CERROR("LST can't startup console\n"); - goto error; - } - lst_init_step = LST_INIT_CONSOLE; - return 0; -error: - lnet_selftest_exit(); - return rc; -} - -MODULE_AUTHOR("OpenSFS, Inc. <http://www.lustre.org/>"); -MODULE_DESCRIPTION("LNet Selftest"); -MODULE_VERSION("2.7.0"); -MODULE_LICENSE("GPL"); - -module_init(lnet_selftest_init); -module_exit(lnet_selftest_exit); |