X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Fmdc%2Flproc_mdc.c;h=0466fd7864441122ee28853a1f6367dafa6debae;hp=f5b5b805f1fc48f31a8ff94449a67dbabff0d8ed;hb=b9cbb29935faa388d36b16140c7ef76a47754bec;hpb=93acd158c57c4c5d0fc751d46741231490c04707 diff --git a/lustre/mdc/lproc_mdc.c b/lustre/mdc/lproc_mdc.c index f5b5b80..0466fd7 100644 --- a/lustre/mdc/lproc_mdc.c +++ b/lustre/mdc/lproc_mdc.c @@ -1,59 +1,249 @@ -/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*- - * vim:expandtab:shiftwidth=8:tabstop=8: +/* + * GPL HEADER START * - * Copyright (C) 2002 Cluster File Systems, Inc. + * 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 + * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf * - * 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 (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved. + * Use is subject to license terms. + * + * Copyright (c) 2011, 2014, Intel Corporation. + */ +/* + * This file is part of Lustre, http://www.lustre.org/ + * Lustre is a trademark of Sun Microsystems, Inc. */ #define DEBUG_SUBSYSTEM S_CLASS -#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[] = { - { "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 }, - { "mds_server_uuid", lprocfs_rd_server_uuid, 0, 0 }, - { "mds_conn_uuid", lprocfs_rd_conn_uuid, 0, 0 }, - { 0 } -}; +#include +#include +#include +#include -struct lprocfs_vars lprocfs_module_vars[] = { - { "num_refs", lprocfs_rd_numrefs, 0, 0 }, - { 0 } -}; +#include "mdc_internal.h" + +#ifdef CONFIG_PROC_FS +static int mdc_active_seq_show(struct seq_file *m, void *v) +{ + struct obd_device *dev = m->private; + int rc; + + LPROCFS_CLIMP_CHECK(dev); + rc = seq_printf(m, "%d\n", !dev->u.cli.cl_import->imp_deactive); + LPROCFS_CLIMP_EXIT(dev); + return rc; +} + +static ssize_t mdc_active_seq_write(struct file *file, + const char __user *buffer, + size_t count, loff_t *off) +{ + struct obd_device *dev; + int val, rc; + + dev = ((struct seq_file *)file->private_data)->private; + rc = lprocfs_write_helper(buffer, count, &val); + if (rc) + return rc; + if (val < 0 || val > 1) + return -ERANGE; + + /* opposite senses */ + if (dev->u.cli.cl_import->imp_deactive == val) + rc = ptlrpc_set_import_active(dev->u.cli.cl_import, val); + else + CDEBUG(D_CONFIG, "activate %d: ignoring repeat request\n", val); + + return count; +} +LPROC_SEQ_FOPS(mdc_active); + +static int mdc_max_rpcs_in_flight_seq_show(struct seq_file *m, void *v) +{ + struct obd_device *dev = m->private; + __u32 max; + int rc; + + max = obd_get_max_rpcs_in_flight(&dev->u.cli); + rc = seq_printf(m, "%u\n", max); + + return rc; +} + +static ssize_t mdc_max_rpcs_in_flight_seq_write(struct file *file, + const char __user *buffer, + size_t count, + loff_t *off) +{ + struct obd_device *dev = ((struct seq_file *)file->private_data)->private; + int val; + int rc; + + rc = lprocfs_write_helper(buffer, count, &val); + if (rc == 0) + rc = obd_set_max_rpcs_in_flight(&dev->u.cli, val); + + if (rc != 0) + count = rc; + + return count; +} +LPROC_SEQ_FOPS(mdc_max_rpcs_in_flight); + + +static int mdc_max_mod_rpcs_in_flight_seq_show(struct seq_file *m, void *v) +{ + struct obd_device *dev = m->private; + __u16 max; + int rc; -#endif /* LPROCFS */ + max = obd_get_max_mod_rpcs_in_flight(&dev->u.cli); + rc = seq_printf(m, "%hu\n", max); -LPROCFS_INIT_VARS(lprocfs_module_vars, lprocfs_obd_vars) + return rc; +} + +static ssize_t mdc_max_mod_rpcs_in_flight_seq_write(struct file *file, + const char *buffer, + size_t count, + loff_t *off) +{ + struct obd_device *dev = + ((struct seq_file *)file->private_data)->private; + int val; + int rc; + + rc = lprocfs_write_helper(buffer, count, &val); + if (rc != 0) + return rc; + + if (val < 0 || val > USHRT_MAX) + return -ERANGE; + + rc = obd_set_max_mod_rpcs_in_flight(&dev->u.cli, val); + if (rc != 0) + count = rc; + + return count; +} +LPROC_SEQ_FOPS(mdc_max_mod_rpcs_in_flight); + + +static int mdc_rpc_stats_seq_show(struct seq_file *seq, void *v) +{ + struct obd_device *dev = seq->private; + + return obd_mod_rpc_stats_seq_show(&dev->u.cli, seq); +} + + +static ssize_t mdc_rpc_stats_seq_write(struct file *file, + const char __user *buf, + size_t len, loff_t *off) +{ + struct seq_file *seq = file->private_data; + struct obd_device *dev = seq->private; + struct client_obd *cli = &dev->u.cli; + + lprocfs_oh_clear(&cli->cl_mod_rpcs_hist); + + return len; +} +LPROC_SEQ_FOPS(mdc_rpc_stats); + + +LPROC_SEQ_FOPS_WO_TYPE(mdc, ping); + +LPROC_SEQ_FOPS_RO_TYPE(mdc, uuid); +LPROC_SEQ_FOPS_RO_TYPE(mdc, connect_flags); +LPROC_SEQ_FOPS_RO_TYPE(mdc, blksize); +LPROC_SEQ_FOPS_RO_TYPE(mdc, kbytestotal); +LPROC_SEQ_FOPS_RO_TYPE(mdc, kbytesfree); +LPROC_SEQ_FOPS_RO_TYPE(mdc, kbytesavail); +LPROC_SEQ_FOPS_RO_TYPE(mdc, filestotal); +LPROC_SEQ_FOPS_RO_TYPE(mdc, filesfree); +LPROC_SEQ_FOPS_RO_TYPE(mdc, server_uuid); +LPROC_SEQ_FOPS_RO_TYPE(mdc, conn_uuid); +LPROC_SEQ_FOPS_RO_TYPE(mdc, timeouts); +LPROC_SEQ_FOPS_RO_TYPE(mdc, state); + +static int mdc_obd_max_pages_per_rpc_seq_show(struct seq_file *m, void *v) +{ + return lprocfs_obd_max_pages_per_rpc_seq_show(m, m->private); +} +LPROC_SEQ_FOPS_RO(mdc_obd_max_pages_per_rpc); + +LPROC_SEQ_FOPS_RW_TYPE(mdc, import); +LPROC_SEQ_FOPS_RW_TYPE(mdc, pinger_recov); + +struct lprocfs_vars lprocfs_mdc_obd_vars[] = { + { .name = "uuid", + .fops = &mdc_uuid_fops }, + { .name = "ping", + .fops = &mdc_ping_fops, + .proc_mode = 0222 }, + { .name = "connect_flags", + .fops = &mdc_connect_flags_fops }, + { .name = "blocksize", + .fops = &mdc_blksize_fops }, + { .name = "kbytestotal", + .fops = &mdc_kbytestotal_fops }, + { .name = "kbytesfree", + .fops = &mdc_kbytesfree_fops }, + { .name = "kbytesavail", + .fops = &mdc_kbytesavail_fops }, + { .name = "filestotal", + .fops = &mdc_filestotal_fops }, + { .name = "filesfree", + .fops = &mdc_filesfree_fops }, + { .name = "mds_server_uuid", + .fops = &mdc_server_uuid_fops }, + { .name = "mds_conn_uuid", + .fops = &mdc_conn_uuid_fops }, + /* + * 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. + */ + { .name = "max_pages_per_rpc", + .fops = &mdc_obd_max_pages_per_rpc_fops }, + { .name = "max_rpcs_in_flight", + .fops = &mdc_max_rpcs_in_flight_fops }, + { .name = "max_mod_rpcs_in_flight", + .fops = &mdc_max_mod_rpcs_in_flight_fops }, + { .name = "timeouts", + .fops = &mdc_timeouts_fops }, + { .name = "import", + .fops = &mdc_import_fops }, + { .name = "state", + .fops = &mdc_state_fops }, + { .name = "pinger_recov", + .fops = &mdc_pinger_recov_fops }, + { .name = "rpc_stats", + .fops = &mdc_rpc_stats_fops }, + { .name = "active", + .fops = &mdc_active_fops }, + { NULL } +}; +#endif /* CONFIG_PROC_FS */