-/* -*- 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 <linux/lustre_lite.h>
-#include <linux/lprocfs_status.h>
+#include <linux/version.h>
+#include <linux/vfs.h>
+#include <obd_class.h>
+#include <lprocfs_status.h>
+#include "mdc_internal.h"
-int rd_uuid(char* page, char **start, off_t off, int count, int *eof,
- void *data)
+#ifdef CONFIG_PROC_FS
+static int mdc_active_seq_show(struct seq_file *m, void *v)
{
+ struct obd_device *dev = m->private;
+ int rc;
- struct obd_device* temp = (struct obd_device*)data;
- int len = 0;
- len += snprintf(page, count, "%s\n",temp->obd_uuid);
- return len;
-
-
+ LPROCFS_CLIMP_CHECK(dev);
+ rc = seq_printf(m, "%d\n", !dev->u.cli.cl_import->imp_deactive);
+ LPROCFS_CLIMP_EXIT(dev);
+ return rc;
}
-int rd_blksize(char* page, char **start, off_t off, int count, int *eof,
- void *data)
-{
- return 0;
-}
-int rd_kbtotal(char* page, char **start, off_t off, int count, int *eof,
- void *data)
+
+static ssize_t mdc_active_seq_write(struct file *file,
+ const char __user *buffer,
+ size_t count, loff_t *off)
{
- return 0;
+ 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);
-int rd_kbfree(char* page, char **start, off_t off, int count, int *eof,
- void *data)
+static int mdc_max_rpcs_in_flight_seq_show(struct seq_file *m, void *v)
{
- return 0;
-}
+ 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);
-int rd_filestotal(char* page, char **start, off_t off, int count, int *eof,
- void *data)
-{
- return 0;
+ return rc;
}
-int rd_filesfree(char* page, char **start, off_t off, int count, int *eof,
- void *data)
+static ssize_t mdc_max_rpcs_in_flight_seq_write(struct file *file,
+ const char __user *buffer,
+ size_t count,
+ loff_t *off)
{
- return 0;
+ 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);
+
-int rd_filegroups(char* page, char **start, off_t off, int count, int *eof,
- void *data)
+static int mdc_max_mod_rpcs_in_flight_seq_show(struct seq_file *m, void *v)
{
- return 0;
+ struct obd_device *dev = m->private;
+ __u16 max;
+ int rc;
+
+ max = obd_get_max_mod_rpcs_in_flight(&dev->u.cli);
+ rc = seq_printf(m, "%hu\n", max);
+
+ return rc;
}
-int rd_conn_uuid(char* page, char **start, off_t off, int count, int *eof,
- void *data)
+
+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* temp = (struct obd_device*)data;
- struct client_obd* cli = &temp->u.cli;
- struct obd_import* imp = &cli->cl_import;
- int len = 0;
-
- len += snprintf(page, count, "%s\n",imp->imp_connection->c_remote_uuid);
- return len;
+ 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);
-int rd_server_uuid(char* page, char **start, off_t off, int count, int *eof,
- void *data)
+
+static int mdc_rpc_stats_seq_show(struct seq_file *seq, void *v)
{
- struct obd_device* temp = (struct obd_device*)data;
- struct client_obd* cli = &temp->u.cli;
- int len = 0;
-
- len += snprintf(page, count, "%s\n",cli->cl_target_uuid);
- return len;
+ struct obd_device *dev = seq->private;
+
+ return obd_mod_rpc_stats_seq_show(&dev->u.cli, seq);
}
-int rd_server_name(char* page, char **start, off_t off, int count, int *eof,
- void *data)
+
+static ssize_t mdc_rpc_stats_seq_write(struct file *file,
+ const char __user *buf,
+ size_t len, loff_t *off)
{
- return 0;
-
+ 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);
-struct lprocfs_vars status_var_nm_1[] = {
- {"status/uuid", rd_uuid, 0, 0},
- {"status/blocksize",rd_blksize, 0, 0},
- {"status/kbytestotal",rd_kbtotal, 0, 0},
- {"status/kbytesfree", rd_kbfree, 0, 0},
- {"status/filestotal", rd_filestotal, 0, 0},
- {"status/filesfree", rd_filesfree, 0, 0},
- {"status/filegroups", rd_filegroups, 0, 0},
- {"status/mds_server_uuid", rd_server_uuid, 0, 0},
- {"status/mds_conn_uuid", rd_conn_uuid, 0, 0},
- {0}
-};
-int rd_numrefs(char* page, char **start, off_t off, int count, int *eof,
- void *data)
+
+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)
{
- struct obd_type* class = (struct obd_type*)data;
- int len = 0;
- len += snprintf(page, count, "%d\n", class->typ_refcnt);
- return len;
+ 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 status_class_var[] = {
- {"status/num_refs", rd_numrefs, 0, 0},
- {0}
+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 */