-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
+/*
* GPL HEADER START
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
* GPL HEADER END
*/
/*
- * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
+ *
+ * Copyright (c) 2011, 2015, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#include <obd_class.h>
#include <lprocfs_status.h>
-#ifdef LPROCFS
+#include "mdc_internal.h"
-static int mdc_rd_max_rpcs_in_flight(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 = data;
- struct client_obd *cli = &dev->u.cli;
- int rc;
-
- spin_lock(&cli->cl_loi_list_lock);
- rc = snprintf(page, count, "%u\n", cli->cl_max_rpcs_in_flight);
- spin_unlock(&cli->cl_loi_list_lock);
- return rc;
+ 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 int mdc_wr_max_rpcs_in_flight(struct file *file, const char *buffer,
- unsigned long count, void *data)
+static ssize_t mdc_active_seq_write(struct file *file,
+ const char __user *buffer,
+ size_t count, loff_t *off)
{
- struct obd_device *dev = data;
- struct client_obd *cli = &dev->u.cli;
- int val, rc;
+ 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);
- rc = lprocfs_write_helper(buffer, count, &val);
- if (rc)
- return rc;
+ return count;
+}
+LPROC_SEQ_FOPS(mdc_active);
- if (val < 1 || val > MDC_MAX_RIF_MAX)
- return -ERANGE;
+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;
- spin_lock(&cli->cl_loi_list_lock);
- cli->cl_max_rpcs_in_flight = val;
- spin_unlock(&cli->cl_loi_list_lock);
+ max = obd_get_max_rpcs_in_flight(&dev->u.cli);
+ rc = seq_printf(m, "%u\n", max);
- return count;
+ return rc;
}
-static struct lprocfs_vars lprocfs_mdc_obd_vars[] = {
- { "uuid", lprocfs_rd_uuid, 0, 0 },
- { "ping", 0, lprocfs_wr_ping, 0 },
- { "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 },
- { "max_rpcs_in_flight", mdc_rd_max_rpcs_in_flight,
- mdc_wr_max_rpcs_in_flight, 0 },
- { "timeouts", lprocfs_rd_timeouts, 0, 0 },
- { 0 }
-};
-static struct lprocfs_vars lprocfs_mdc_module_vars[] = {
- { "num_refs", lprocfs_rd_numrefs, 0, 0 },
- { 0 }
-};
+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);
-void lprocfs_mdc_init_vars(struct lprocfs_static_vars *lvars)
+ 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)
{
- lvars->module_vars = lprocfs_mdc_module_vars;
- lvars->obd_vars = lprocfs_mdc_obd_vars;
+ 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;
}
-#endif /* LPROCFS */
+
+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 */