/* -*- 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 <linux/obd_class.h>
-#include <linux/lprocfs_status.h>
+#include <linux/version.h>
+#include <linux/vfs.h>
+#include <obd_class.h>
+#include <lprocfs_status.h>
+#include <lustre_log.h>
+
+#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;
-#ifndef LPROCFS
-struct lprocfs_vars lprocfs_obd_vars[] = { {0} };
-struct lprocfs_vars lprocfs_module_vars[] = { {0} };
-#else
+ 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);
-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);
+ return count;
+}
-struct lprocfs_vars lprocfs_obd_vars[] = {
+/* 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)