* Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, Intel Corporation.
+ * Copyright (c) 2011, 2017, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#ifdef CONFIG_PROC_FS
-LPROC_SEQ_FOPS_RO_TYPE(mgc, connect_flags);
-LPROC_SEQ_FOPS_RO_TYPE(mgc, server_uuid);
-LPROC_SEQ_FOPS_RO_TYPE(mgc, conn_uuid);
-LPROC_SEQ_FOPS_RO_TYPE(mgc, import);
-LPROC_SEQ_FOPS_RO_TYPE(mgc, state);
+LDEBUGFS_SEQ_FOPS_RO_TYPE(mgc, connect_flags);
-LPROC_SEQ_FOPS_WO_TYPE(mgc, ping);
+LDEBUGFS_SEQ_FOPS_RO_TYPE(mgc, server_uuid);
+
+LDEBUGFS_SEQ_FOPS_RO_TYPE(mgc, import);
+
+LDEBUGFS_SEQ_FOPS_RO_TYPE(mgc, state);
static int mgc_ir_state_seq_show(struct seq_file *m, void *v)
{
return lprocfs_mgc_rd_ir_state(m, m->private);
}
-LPROC_SEQ_FOPS_RO(mgc_ir_state);
-struct lprocfs_vars lprocfs_mgc_obd_vars[] = {
- { .name = "ping",
- .fops = &mgc_ping_fops,
- .proc_mode = 0222 },
+LDEBUGFS_SEQ_FOPS_RO(mgc_ir_state);
+
+struct ldebugfs_vars ldebugfs_mgc_obd_vars[] = {
{ .name = "connect_flags",
.fops = &mgc_connect_flags_fops },
{ .name = "mgs_server_uuid",
.fops = &mgc_server_uuid_fops },
- { .name = "mgs_conn_uuid",
- .fops = &mgc_conn_uuid_fops },
{ .name = "import",
.fops = &mgc_import_fops },
{ .name = "state",
{ NULL }
};
#endif /* CONFIG_PROC_FS */
+
+LUSTRE_ATTR(mgs_conn_uuid, 0444, conn_uuid_show, NULL);
+LUSTRE_RO_ATTR(conn_uuid);
+
+LUSTRE_RW_ATTR(ping);
+
+ssize_t dynamic_nids_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
+{
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+ ssize_t count;
+
+ ENTRY;
+ count = snprintf(buf, PAGE_SIZE, "%u\n", obd->obd_dynamic_nids);
+
+ RETURN(count);
+}
+
+ssize_t dynamic_nids_store(struct kobject *kobj, struct attribute *attr,
+ const char *buffer, size_t count)
+{
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+ bool val;
+ int rc;
+
+ ENTRY;
+ rc = kstrtobool(buffer, &val);
+ if (rc)
+ return rc;
+
+ spin_lock(&obd->obd_dev_lock);
+ obd->obd_dynamic_nids = val;
+ spin_unlock(&obd->obd_dev_lock);
+
+ RETURN(count);
+}
+
+LUSTRE_RW_ATTR(dynamic_nids);
+
+static struct attribute *mgc_attrs[] = {
+ &lustre_attr_mgs_conn_uuid.attr,
+ &lustre_attr_conn_uuid.attr,
+ &lustre_attr_ping.attr,
+ &lustre_attr_dynamic_nids.attr,
+ NULL,
+};
+
+int mgc_tunables_init(struct obd_device *obd)
+{
+ int rc;
+
+ obd->obd_ktype.default_attrs = mgc_attrs;
+ obd->obd_debugfs_vars = ldebugfs_mgc_obd_vars;
+ rc = lprocfs_obd_setup(obd, true);
+ if (rc)
+ return rc;
+
+ return sptlrpc_lprocfs_cliobd_attach(obd);
+}