X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lustre%2Fmdc%2Flproc_mdc.c;h=1593cf22727735fcbfd378593b6932d95d470fae;hb=4980567857699c7f902ebda336ea98fdc4b83100;hp=3f815070de81b08f2aff5548d419f08e13a2ae03;hpb=040033cef24c5aca2967daf2da7a862abcd074cf;p=fs%2Flustre-release.git diff --git a/lustre/mdc/lproc_mdc.c b/lustre/mdc/lproc_mdc.c index 3f81507..1593cf2 100644 --- a/lustre/mdc/lproc_mdc.c +++ b/lustre/mdc/lproc_mdc.c @@ -1,63 +1,183 @@ /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*- * vim:expandtab:shiftwidth=8:tabstop=8: * - * Copyright (C) 2002 Cluster File Systems, Inc. + * GPL HEADER START * - * This file is part of Lustre, http://www.lustre.org. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * - * 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 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 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. + * 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 - * along with Lustre; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * 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) 2002, 2010, Oracle and/or its affiliates. All rights reserved. + * Use is subject to license terms. + * + * Copyright (c) 2011, Whamcloud, Inc. + */ +/* + * This file is part of Lustre, http://www.lustre.org/ + * Lustre is a trademark of Sun Microsystems, Inc. */ #define DEBUG_SUBSYSTEM S_CLASS #include -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)) -#include -#endif -#include -#include - -#ifndef LPROCFS -struct lprocfs_vars lprocfs_obd_vars[] = { {0} }; -struct lprocfs_vars lprocfs_module_vars[] = { {0} }; -#else - -DEFINE_LPROCFS_STATFS_FCT(rd_blksize, obd_self_statfs); -DEFINE_LPROCFS_STATFS_FCT(rd_kbytestotal, obd_self_statfs); -DEFINE_LPROCFS_STATFS_FCT(rd_kbytesfree, obd_self_statfs); -DEFINE_LPROCFS_STATFS_FCT(rd_filestotal, obd_self_statfs); -DEFINE_LPROCFS_STATFS_FCT(rd_filesfree, obd_self_statfs); -DEFINE_LPROCFS_STATFS_FCT(rd_filegroups, obd_self_statfs); - -struct lprocfs_vars lprocfs_obd_vars[] = { +#include +#include +#include +#include + +#ifdef LPROCFS + +static int mdc_rd_max_rpcs_in_flight(char *page, char **start, off_t off, + int count, int *eof, void *data) +{ + struct obd_device *dev = data; + struct client_obd *cli = &dev->u.cli; + int rc; + + client_obd_list_lock(&cli->cl_loi_list_lock); + rc = snprintf(page, count, "%u\n", cli->cl_max_rpcs_in_flight); + client_obd_list_unlock(&cli->cl_loi_list_lock); + return rc; +} + +static int mdc_wr_max_rpcs_in_flight(struct file *file, const char *buffer, + unsigned long count, void *data) +{ + struct obd_device *dev = data; + struct client_obd *cli = &dev->u.cli; + int val, rc; + + rc = lprocfs_write_helper(buffer, count, &val); + if (rc) + return rc; + + if (val < 1 || val > MDC_MAX_RIF_MAX) + return -ERANGE; + + client_obd_list_lock(&cli->cl_loi_list_lock); + cli->cl_max_rpcs_in_flight = val; + client_obd_list_unlock(&cli->cl_loi_list_lock); + + return count; +} + +/* temporary for testing */ +static int mdc_wr_kuc(struct file *file, const char *buffer, + unsigned long count, void *data) +{ + struct obd_device *obd = data; + struct kuc_hdr *lh; + struct hsm_action_list *hal; + struct hsm_action_item *hai; + int len; + int fd, rc; + + rc = lprocfs_write_helper(buffer, count, &fd); + if (rc) + return rc; + + if (fd < 0) + return -ERANGE; + CWARN("message to fd %d\n", fd); + + len = sizeof(*lh) + sizeof(*hal) + MTI_NAME_MAXLEN + + /* for mockup below */ 2 * cfs_size_round(sizeof(*hai)); + + OBD_ALLOC(lh, len); + + lh->kuc_magic = KUC_MAGIC; + lh->kuc_transport = KUC_TRANSPORT_HSM; + lh->kuc_msgtype = HMT_ACTION_LIST; + lh->kuc_msglen = len; + + hal = (struct hsm_action_list *)(lh + 1); + hal->hal_version = HAL_VERSION; + hal->hal_archive_num = 1; + obd_uuid2fsname(hal->hal_fsname, obd->obd_name, MTI_NAME_MAXLEN); + + /* mock up an action list */ + hal->hal_count = 2; + hai = hai_zero(hal); + hai->hai_action = HSMA_ARCHIVE; + hai->hai_fid.f_oid = 5; + hai->hai_len = sizeof(*hai); + hai = hai_next(hai); + hai->hai_action = HSMA_RESTORE; + hai->hai_fid.f_oid = 10; + hai->hai_len = sizeof(*hai); + + /* This works for either broadcast or unicast to a single fd */ + if (fd == 0) { + rc = libcfs_kkuc_group_put(KUC_GRP_HSM, lh); + } else { + cfs_file_t *fp = cfs_get_fd(fd); + rc = libcfs_kkuc_msg_put(fp, lh); + cfs_put_file(fp); + } + OBD_FREE(lh, len); + if (rc < 0) + return rc; + return count; +} + +static struct lprocfs_vars lprocfs_mdc_obd_vars[] = { { "uuid", lprocfs_rd_uuid, 0, 0 }, - { "blocksize", rd_blksize, 0, 0 }, - { "kbytestotal", rd_kbytestotal, 0, 0 }, - { "kbytesfree", rd_kbytesfree, 0, 0 }, - { "filestotal", rd_filestotal, 0, 0 }, - { "filesfree", rd_filesfree, 0, 0 }, - { "filegroups", rd_filegroups, 0, 0 }, + { "ping", 0, lprocfs_wr_ping, 0, 0, 0222 }, + { "connect_flags", lprocfs_rd_connect_flags, 0, 0 }, + { "blocksize", lprocfs_rd_blksize, 0, 0 }, + { "kbytestotal", lprocfs_rd_kbytestotal, 0, 0 }, + { "kbytesfree", lprocfs_rd_kbytesfree, 0, 0 }, + { "kbytesavail", lprocfs_rd_kbytesavail, 0, 0 }, + { "filestotal", lprocfs_rd_filestotal, 0, 0 }, + { "filesfree", lprocfs_rd_filesfree, 0, 0 }, + /*{ "filegroups", lprocfs_rd_filegroups, 0, 0 },*/ { "mds_server_uuid", lprocfs_rd_server_uuid, 0, 0 }, { "mds_conn_uuid", lprocfs_rd_conn_uuid, 0, 0 }, + /* + * FIXME: below proc entry is provided, but not in used, instead + * sbi->sb_md_brw_size is used, the per obd variable should be used + * when CMD is enabled, and dir pages are managed in MDC layer. + * Remember to enable proc write function. + */ + { "max_pages_per_rpc", lprocfs_obd_rd_max_pages_per_rpc, + /* lprocfs_obd_wr_max_pages_per_rpc */0, 0 }, + { "max_rpcs_in_flight", mdc_rd_max_rpcs_in_flight, + mdc_wr_max_rpcs_in_flight, 0 }, + { "timeouts", lprocfs_rd_timeouts, 0, 0 }, + { "import", lprocfs_rd_import, lprocfs_wr_import, 0 }, + { "state", lprocfs_rd_state, 0, 0 }, + { "hsm_nl", 0, mdc_wr_kuc, 0, 0, 0222 }, + { "pinger_recov", lprocfs_rd_pinger_recov, + lprocfs_wr_pinger_recov, 0, 0 }, { 0 } }; -struct lprocfs_vars lprocfs_module_vars[] = { +static struct lprocfs_vars lprocfs_mdc_module_vars[] = { { "num_refs", lprocfs_rd_numrefs, 0, 0 }, { 0 } }; +void lprocfs_mdc_init_vars(struct lprocfs_static_vars *lvars) +{ + lvars->module_vars = lprocfs_mdc_module_vars; + lvars->obd_vars = lprocfs_mdc_obd_vars; +} #endif /* LPROCFS */ - -LPROCFS_INIT_VARS(lprocfs_module_vars, lprocfs_obd_vars)