X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lustre%2Fmgc%2Flproc_mgc.c;h=74b6ec88d809b216ae6f179f87076518933d954f;hb=8d8e87a5ac7e9d072383019228270eb4681a597e;hp=648b6e5b2eaeab3c4a39e72a0c6fe7eef9dc908a;hpb=b4d3116f44b6613a65ed259bf2f41c1eb41e2ba4;p=fs%2Flustre-release.git

diff --git a/lustre/mgc/lproc_mgc.c b/lustre/mgc/lproc_mgc.c
index 648b6e5..74b6ec8 100644
--- a/lustre/mgc/lproc_mgc.c
+++ b/lustre/mgc/lproc_mgc.c
@@ -15,11 +15,7 @@
  *
  * 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.
+ * http://www.gnu.org/licenses/gpl-2.0.html
  *
  * GPL HEADER END
  */
@@ -27,7 +23,7 @@
  * 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/
@@ -41,32 +37,95 @@
 #include <lprocfs_status.h>
 #include "mgc_internal.h"
 
-#ifdef LPROCFS
+#ifdef CONFIG_PROC_FS
+
+LDEBUGFS_SEQ_FOPS_RO_TYPE(mgc, connect_flags);
 
-LPROC_SEQ_FOPS_RO_TYPE(mgc, uuid);
-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, server_uuid);
 
-LPROC_SEQ_FOPS_WO_TYPE(mgc, ping);
+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_seq_vars lprocfs_mgc_obd_vars[] = {
-	{ "uuid",		&mgc_uuid_fops,		0,	0 },
-	{ "ping",		&mgc_ping_fops,		0,	0222 },
-	{ "connect_flags",	&mgc_connect_flags_fops,0,	0 },
-	{ "mgs_server_uuid",	&mgc_server_uuid_fops,	0,	0 },
-	{ "mgs_conn_uuid",	&mgc_conn_uuid_fops,	0,	0 },
-	{ "import",		&mgc_import_fops,	0,	0 },
-	{ "state",		&mgc_state_fops,	0,	0 },
-	{ "ir_state",		&mgc_ir_state_fops,	0,	0 },
-	{ 0 }
+
+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	=	"import",
+	  .fops	=	&mgc_import_fops	},
+	{ .name	=	"state",
+	  .fops	=	&mgc_state_fops		},
+	{ .name	=	"ir_state",
+	  .fops	=	&mgc_ir_state_fops	},
+	{ 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,
 };
-#endif /* LPROCFS */
+
+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);
+}