-/* -*- 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, 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_CLASS
-#include <linux/obd_class.h>
-#include <linux/lprocfs_status.h>
-
-#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 <linux/version.h>
+#include <linux/vfs.h>
+#include <obd_class.h>
+#include <lprocfs_status.h>
-struct lprocfs_vars lprocfs_module_vars[] = {
- { "num_refs", lprocfs_rd_numrefs, 0, 0 },
- { 0 }
-};
+#ifdef LPROCFS
-#endif /* LPROCFS */
+static int mdc_max_rpcs_in_flight_seq_show(struct seq_file *m, void *v)
+{
+ struct obd_device *dev = m->private;
+ struct client_obd *cli = &dev->u.cli;
+ int rc;
+
+ client_obd_list_lock(&cli->cl_loi_list_lock);
+ rc = seq_printf(m, "%u\n", cli->cl_max_rpcs_in_flight);
+ client_obd_list_unlock(&cli->cl_loi_list_lock);
+ return rc;
+}
+
+static ssize_t mdc_max_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;
+ struct client_obd *cli = &dev->u.cli;
+ int val, rc;
+
+ rc = lprocfs_write_helper(buffer, count, &val);
+ if (rc)
+ return rc;
-LPROCFS_INIT_VARS(lprocfs_module_vars, lprocfs_obd_vars)
+ 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;
+}
+LPROC_SEQ_FOPS(mdc_max_rpcs_in_flight);
+
+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_seq_vars lprocfs_mdc_obd_vars[] = {
+ { "uuid", &mdc_uuid_fops, 0, 0 },
+ { "ping", &mdc_ping_fops, 0, 0222 },
+ { "connect_flags", &mdc_connect_flags_fops,0, 0 },
+ { "blocksize", &mdc_blksize_fops, 0, 0 },
+ { "kbytestotal", &mdc_kbytestotal_fops, 0, 0 },
+ { "kbytesfree", &mdc_kbytesfree_fops, 0, 0 },
+ { "kbytesavail", &mdc_kbytesavail_fops, 0, 0 },
+ { "filestotal", &mdc_filestotal_fops, 0, 0 },
+ { "filesfree", &mdc_filesfree_fops, 0, 0 },
+ { "mds_server_uuid", &mdc_server_uuid_fops, 0, 0 },
+ { "mds_conn_uuid", &mdc_conn_uuid_fops, 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", &mdc_obd_max_pages_per_rpc_fops },
+ { "max_rpcs_in_flight", &mdc_max_rpcs_in_flight_fops },
+ { "timeouts", &mdc_timeouts_fops },
+ { "import", &mdc_import_fops },
+ { "state", &mdc_state_fops },
+ { "pinger_recov", &mdc_pinger_recov_fops },
+ { 0 }
+};
+#endif /* LPROCFS */