1 files changed, 931 insertions, 0 deletions

diff --git a/drivers/staging/lustre/lnet/selftest/conctl.c b/drivers/staging/lustre/lnet/selftest/conctl.c
new file mode 100644
index 000000000000..bce3d3bde6b2
--- /dev/null
+++ b/drivers/staging/lustre/lnet/selftest/conctl.c
@@ -0,0 +1,931 @@
+/*
+ * GPL HEADER START
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * 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.
+ *
+ * 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).
+ *
+ * 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.
+ *
+ * GPL HEADER END
+ */
+/*
+ * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Use is subject to license terms.
+ *
+ * Copyright (c) 2012, Intel Corporation.
+ */
+/*
+ * This file is part of Lustre, http://www.lustre.org/
+ * Lustre is a trademark of Sun Microsystems, Inc.
+ *
+ * lnet/selftest/conctl.c
+ *
+ * IOC handle in kernel
+ *
+ * Author: Liang Zhen <liangzhen@clusterfs.com>
+ */
+
+#include <linux/libcfs/libcfs.h>
+#include <linux/lnet/lib-lnet.h>
+#include <linux/lnet/lnetst.h>
+#include "console.h"
+
+int
+lst_session_new_ioctl(lstio_session_new_args_t *args)
+{
+	char      *name;
+	int	rc;
+
+	if (args->lstio_ses_idp   == NULL || /* address for output sid */
+	    args->lstio_ses_key   == 0 || /* no key is specified */
+	    args->lstio_ses_namep == NULL || /* session name */
+	    args->lstio_ses_nmlen <= 0 ||
+	    args->lstio_ses_nmlen > LST_NAME_SIZE)
+		return -EINVAL;
+
+	LIBCFS_ALLOC(name, args->lstio_ses_nmlen + 1);
+	if (name == NULL)
+		return -ENOMEM;
+
+	if (copy_from_user(name,
+			       args->lstio_ses_namep,
+			       args->lstio_ses_nmlen)) {
+		LIBCFS_FREE(name, args->lstio_ses_nmlen + 1);
+		return -EFAULT;
+	}
+
+	name[args->lstio_ses_nmlen] = 0;
+
+	rc = lstcon_session_new(name,
+				args->lstio_ses_key,
+				args->lstio_ses_feats,
+				args->lstio_ses_force,
+				args->lstio_ses_timeout,
+				args->lstio_ses_idp);
+
+	LIBCFS_FREE(name, args->lstio_ses_nmlen + 1);
+	return rc;
+}
+
+int
+lst_session_end_ioctl(lstio_session_end_args_t *args)
+{
+	if (args->lstio_ses_key != console_session.ses_key)
+		return -EACCES;
+
+	return lstcon_session_end();
+}
+
+int
+lst_session_info_ioctl(lstio_session_info_args_t *args)
+{
+	/* no checking of key */
+
+	if (args->lstio_ses_idp   == NULL || /* address for ouput sid */
+	    args->lstio_ses_keyp  == NULL || /* address for ouput key */
+	    args->lstio_ses_featp  == NULL || /* address for ouput features */
+	    args->lstio_ses_ndinfo == NULL || /* address for output ndinfo */
+	    args->lstio_ses_namep == NULL || /* address for ouput name */
+	    args->lstio_ses_nmlen <= 0 ||
+	    args->lstio_ses_nmlen > LST_NAME_SIZE)
+		return -EINVAL;
+
+	return lstcon_session_info(args->lstio_ses_idp,
+				   args->lstio_ses_keyp,
+				   args->lstio_ses_featp,
+				   args->lstio_ses_ndinfo,
+				   args->lstio_ses_namep,
+				   args->lstio_ses_nmlen);
+}
+
+int
+lst_debug_ioctl(lstio_debug_args_t *args)
+{
+	char   *name   = NULL;
+	int     client = 1;
+	int     rc;
+
+	if (args->lstio_dbg_key != console_session.ses_key)
+		return -EACCES;
+
+	if (args->lstio_dbg_resultp == NULL)
+		return -EINVAL;
+
+	if (args->lstio_dbg_namep != NULL && /* name of batch/group */
+	    (args->lstio_dbg_nmlen <= 0 ||
+	     args->lstio_dbg_nmlen > LST_NAME_SIZE))
+		return -EINVAL;
+
+	if (args->lstio_dbg_namep != NULL) {
+		LIBCFS_ALLOC(name, args->lstio_dbg_nmlen + 1);
+		if (name == NULL)
+			return -ENOMEM;
+
+		if (copy_from_user(name, args->lstio_dbg_namep,
+				       args->lstio_dbg_nmlen)) {
+			LIBCFS_FREE(name, args->lstio_dbg_nmlen + 1);
+
+			return -EFAULT;
+		}
+
+		name[args->lstio_dbg_nmlen] = 0;
+	}
+
+	rc = -EINVAL;
+
+	switch (args->lstio_dbg_type) {
+	case LST_OPC_SESSION:
+		rc = lstcon_session_debug(args->lstio_dbg_timeout,
+					  args->lstio_dbg_resultp);
+		break;
+
+	case LST_OPC_BATCHSRV:
+		client = 0;
+	case LST_OPC_BATCHCLI:
+		if (name == NULL)
+			goto out;
+
+		rc = lstcon_batch_debug(args->lstio_dbg_timeout,
+					name, client, args->lstio_dbg_resultp);
+		break;
+
+	case LST_OPC_GROUP:
+		if (name == NULL)
+			goto out;
+
+		rc = lstcon_group_debug(args->lstio_dbg_timeout,
+					name, args->lstio_dbg_resultp);
+		break;
+
+	case LST_OPC_NODES:
+		if (args->lstio_dbg_count <= 0 ||
+		    args->lstio_dbg_idsp == NULL)
+			goto out;
+
+		rc = lstcon_nodes_debug(args->lstio_dbg_timeout,
+					args->lstio_dbg_count,
+					args->lstio_dbg_idsp,
+					args->lstio_dbg_resultp);
+		break;
+
+	default:
+		break;
+	}
+
+out:
+	if (name != NULL)
+		LIBCFS_FREE(name, args->lstio_dbg_nmlen + 1);
+
+	return rc;
+}
+
+int
+lst_group_add_ioctl(lstio_group_add_args_t *args)
+{
+	char	   *name;
+	int	     rc;
+
+	if (args->lstio_grp_key != console_session.ses_key)
+		return -EACCES;
+
+	if (args->lstio_grp_namep == NULL||
+	    args->lstio_grp_nmlen <= 0 ||
+	    args->lstio_grp_nmlen > LST_NAME_SIZE)
+		return -EINVAL;
+
+	LIBCFS_ALLOC(name, args->lstio_grp_nmlen + 1);
+	if (name == NULL)
+		return -ENOMEM;
+
+	if (copy_from_user(name,
+			       args->lstio_grp_namep,
+			       args->lstio_grp_nmlen)) {
+		LIBCFS_FREE(name, args->lstio_grp_nmlen);
+		return -EFAULT;
+	}
+
+	name[args->lstio_grp_nmlen] = 0;
+
+	rc = lstcon_group_add(name);
+
+	LIBCFS_FREE(name, args->lstio_grp_nmlen + 1);
+
+	return rc;
+}
+
+int
+lst_group_del_ioctl(lstio_group_del_args_t *args)
+{
+	int     rc;
+	char   *name;
+
+	if (args->lstio_grp_key != console_session.ses_key)
+		return -EACCES;
+
+	if (args->lstio_grp_namep == NULL ||
+	    args->lstio_grp_nmlen <= 0 ||
+	    args->lstio_grp_nmlen > LST_NAME_SIZE)
+		return -EINVAL;
+
+	LIBCFS_ALLOC(name, args->lstio_grp_nmlen + 1);
+	if (name == NULL)
+		return -ENOMEM;
+
+	if (copy_from_user(name,
+			       args->lstio_grp_namep,
+			       args->lstio_grp_nmlen)) {
+		LIBCFS_FREE(name, args->lstio_grp_nmlen + 1);
+		return -EFAULT;
+	}
+
+	name[args->lstio_grp_nmlen] = 0;
+
+	rc = lstcon_group_del(name);
+
+	LIBCFS_FREE(name, args->lstio_grp_nmlen + 1);
+
+	return rc;
+}
+
+int
+lst_group_update_ioctl(lstio_group_update_args_t *args)
+{
+	int     rc;
+	char   *name;
+
+	if (args->lstio_grp_key != console_session.ses_key)
+		return -EACCES;
+
+	if (args->lstio_grp_resultp == NULL ||
+	    args->lstio_grp_namep == NULL ||
+	    args->lstio_grp_nmlen <= 0 ||
+	    args->lstio_grp_nmlen > LST_NAME_SIZE)
+		return -EINVAL;
+
+	LIBCFS_ALLOC(name, args->lstio_grp_nmlen + 1);
+	if (name == NULL)
+		return -ENOMEM;
+
+	if (copy_from_user(name,
+			   args->lstio_grp_namep,
+			   args->lstio_grp_nmlen)) {
+		LIBCFS_FREE(name, args->lstio_grp_nmlen + 1);
+		return -EFAULT;
+	}
+
+	name[args->lstio_grp_nmlen] = 0;
+
+	switch (args->lstio_grp_opc) {
+	case LST_GROUP_CLEAN:
+		rc = lstcon_group_clean(name, args->lstio_grp_args);
+		break;
+
+	case LST_GROUP_REFRESH:
+		rc = lstcon_group_refresh(name, args->lstio_grp_resultp);
+		break;
+
+	case LST_GROUP_RMND:
+		if (args->lstio_grp_count  <= 0 ||
+		    args->lstio_grp_idsp == NULL) {
+			rc = -EINVAL;
+			break;
+		}
+		rc = lstcon_nodes_remove(name, args->lstio_grp_count,
+					 args->lstio_grp_idsp,
+					 args->lstio_grp_resultp);
+		break;
+
+	default:
+		rc = -EINVAL;
+		break;
+	}
+
+	LIBCFS_FREE(name, args->lstio_grp_nmlen + 1);
+
+	return rc;
+}
+
+int
+lst_nodes_add_ioctl(lstio_group_nodes_args_t *args)
+{
+	unsigned feats;
+	int     rc;
+	char   *name;
+
+	if (args->lstio_grp_key != console_session.ses_key)
+		return -EACCES;
+
+	if (args->lstio_grp_idsp == NULL || /* array of ids */
+	    args->lstio_grp_count <= 0 ||
+	    args->lstio_grp_resultp == NULL ||
+	    args->lstio_grp_featp == NULL ||
+	    args->lstio_grp_namep == NULL ||
+	    args->lstio_grp_nmlen <= 0 ||
+	    args->lstio_grp_nmlen > LST_NAME_SIZE)
+		return -EINVAL;
+
+	LIBCFS_ALLOC(name, args->lstio_grp_nmlen + 1);
+	if (name == NULL)
+		return -ENOMEM;
+
+	if (copy_from_user(name, args->lstio_grp_namep,
+			       args->lstio_grp_nmlen)) {
+		LIBCFS_FREE(name, args->lstio_grp_nmlen + 1);
+
+		return -EFAULT;
+	}
+
+	name[args->lstio_grp_nmlen] = 0;
+
+	rc = lstcon_nodes_add(name, args->lstio_grp_count,
+			      args->lstio_grp_idsp, &feats,
+			      args->lstio_grp_resultp);
+
+	LIBCFS_FREE(name, args->lstio_grp_nmlen + 1);
+	if (rc == 0 &&
+	    copy_to_user(args->lstio_grp_featp, &feats, sizeof(feats))) {
+		return -EINVAL;
+	}
+
+	return rc;
+}
+
+int
+lst_group_list_ioctl(lstio_group_list_args_t *args)
+{
+	if (args->lstio_grp_key != console_session.ses_key)
+		return -EACCES;
+
+	if (args->lstio_grp_idx   < 0 ||
+	    args->lstio_grp_namep == NULL ||
+	    args->lstio_grp_nmlen <= 0 ||
+	    args->lstio_grp_nmlen > LST_NAME_SIZE)
+		return -EINVAL;
+
+	return lstcon_group_list(args->lstio_grp_idx,
+			      args->lstio_grp_nmlen,
+			      args->lstio_grp_namep);
+}
+
+int
+lst_group_info_ioctl(lstio_group_info_args_t *args)
+{
+	char	   *name;
+	int	     ndent;
+	int	     index;
+	int	     rc;
+
+	if (args->lstio_grp_key != console_session.ses_key)
+		return -EACCES;
+
+	if (args->lstio_grp_namep == NULL ||
+	    args->lstio_grp_nmlen <= 0 ||
+	    args->lstio_grp_nmlen > LST_NAME_SIZE)
+		return -EINVAL;
+
+	if (args->lstio_grp_entp  == NULL && /* output: group entry */
+	    args->lstio_grp_dentsp == NULL)  /* output: node entry */
+		return -EINVAL;
+
+	if (args->lstio_grp_dentsp != NULL) { /* have node entry */
+		if (args->lstio_grp_idxp == NULL || /* node index */
+		    args->lstio_grp_ndentp == NULL) /* # of node entry */
+			return -EINVAL;
+
+		if (copy_from_user(&ndent, args->lstio_grp_ndentp,
+				       sizeof(ndent)) ||
+		    copy_from_user(&index, args->lstio_grp_idxp,
+				       sizeof(index)))
+			return -EFAULT;
+
+		if (ndent <= 0 || index < 0)
+			return -EINVAL;
+	}
+
+	LIBCFS_ALLOC(name, args->lstio_grp_nmlen + 1);
+	if (name == NULL)
+		return -ENOMEM;
+
+	if (copy_from_user(name,
+			       args->lstio_grp_namep,
+			       args->lstio_grp_nmlen)) {
+		LIBCFS_FREE(name, args->lstio_grp_nmlen + 1);
+		return -EFAULT;
+	}
+
+	name[args->lstio_grp_nmlen] = 0;
+
+	rc = lstcon_group_info(name, args->lstio_grp_entp,
+			       &index, &ndent, args->lstio_grp_dentsp);
+
+	LIBCFS_FREE(name, args->lstio_grp_nmlen + 1);
+
+	if (rc != 0)
+		return rc;
+
+	if (args->lstio_grp_dentsp != NULL &&
+	    (copy_to_user(args->lstio_grp_idxp, &index, sizeof(index)) ||
+	     copy_to_user(args->lstio_grp_ndentp, &ndent, sizeof(ndent))))
+		rc = -EFAULT;
+
+	return 0;
+}
+
+int
+lst_batch_add_ioctl(lstio_batch_add_args_t *args)
+{
+	int	     rc;
+	char	   *name;
+
+	if (args->lstio_bat_key != console_session.ses_key)
+		return -EACCES;
+
+	if (args->lstio_bat_namep == NULL ||
+	    args->lstio_bat_nmlen <= 0 ||
+	    args->lstio_bat_nmlen > LST_NAME_SIZE)
+		return -EINVAL;
+
+	LIBCFS_ALLOC(name, args->lstio_bat_nmlen + 1);
+	if (name == NULL)
+		return -ENOMEM;
+
+	if (copy_from_user(name,
+			       args->lstio_bat_namep,
+			       args->lstio_bat_nmlen)) {
+		LIBCFS_FREE(name, args->lstio_bat_nmlen + 1);
+		return -EFAULT;
+	}
+
+	name[args->lstio_bat_nmlen] = 0;
+
+	rc = lstcon_batch_add(name);
+
+	LIBCFS_FREE(name, args->lstio_bat_nmlen + 1);
+
+	return rc;
+}
+
+int
+lst_batch_run_ioctl(lstio_batch_run_args_t *args)
+{
+	int	     rc;
+	char	   *name;
+
+	if (args->lstio_bat_key != console_session.ses_key)
+		return -EACCES;
+
+	if (args->lstio_bat_namep == NULL ||
+	    args->lstio_bat_nmlen <= 0 ||
+	    args->lstio_bat_nmlen > LST_NAME_SIZE)
+		return -EINVAL;
+
+	LIBCFS_ALLOC(name, args->lstio_bat_nmlen + 1);
+	if (name == NULL)
+		return -ENOMEM;
+
+	if (copy_from_user(name,
+			       args->lstio_bat_namep,
+			       args->lstio_bat_nmlen)) {
+		LIBCFS_FREE(name, args->lstio_bat_nmlen + 1);
+		return -EFAULT;
+	}
+
+	name[args->lstio_bat_nmlen] = 0;
+
+	rc = lstcon_batch_run(name, args->lstio_bat_timeout,
+			      args->lstio_bat_resultp);
+
+	LIBCFS_FREE(name, args->lstio_bat_nmlen + 1);
+
+	return rc;
+}
+
+int
+lst_batch_stop_ioctl(lstio_batch_stop_args_t *args)
+{
+	int	     rc;
+	char	   *name;
+
+	if (args->lstio_bat_key != console_session.ses_key)
+		return -EACCES;
+
+	if (args->lstio_bat_resultp == NULL ||
+	    args->lstio_bat_namep == NULL ||
+	    args->lstio_bat_nmlen <= 0 ||
+	    args->lstio_bat_nmlen > LST_NAME_SIZE)
+		return -EINVAL;
+
+	LIBCFS_ALLOC(name, args->lstio_bat_nmlen + 1);
+	if (name == NULL)
+		return -ENOMEM;
+
+	if (copy_from_user(name,
+			       args->lstio_bat_namep,
+			       args->lstio_bat_nmlen)) {
+		LIBCFS_FREE(name, args->lstio_bat_nmlen + 1);
+		return -EFAULT;
+	}
+
+	name[args->lstio_bat_nmlen] = 0;
+
+	rc = lstcon_batch_stop(name, args->lstio_bat_force,
+			       args->lstio_bat_resultp);
+
+	LIBCFS_FREE(name, args->lstio_bat_nmlen + 1);
+
+	return rc;
+}
+
+int
+lst_batch_query_ioctl(lstio_batch_query_args_t *args)
+{
+	char   *name;
+	int     rc;
+
+	if (args->lstio_bat_key != console_session.ses_key)
+		return -EACCES;
+
+	if (args->lstio_bat_resultp == NULL ||
+	    args->lstio_bat_namep == NULL ||
+	    args->lstio_bat_nmlen <= 0 ||
+	    args->lstio_bat_nmlen > LST_NAME_SIZE)
+		return -EINVAL;
+
+	if (args->lstio_bat_testidx < 0)
+		return -EINVAL;
+
+	LIBCFS_ALLOC(name, args->lstio_bat_nmlen + 1);
+	if (name == NULL)
+		return -ENOMEM;
+
+	if (copy_from_user(name,
+			       args->lstio_bat_namep,
+			       args->lstio_bat_nmlen)) {
+		LIBCFS_FREE(name, args->lstio_bat_nmlen + 1);
+		return -EFAULT;
+	}
+
+	name[args->lstio_bat_nmlen] = 0;
+
+	rc = lstcon_test_batch_query(name,
+				     args->lstio_bat_testidx,
+				     args->lstio_bat_client,
+				     args->lstio_bat_timeout,
+				     args->lstio_bat_resultp);
+
+	LIBCFS_FREE(name, args->lstio_bat_nmlen + 1);
+
+	return rc;
+}
+
+int
+lst_batch_list_ioctl(lstio_batch_list_args_t *args)
+{
+	if (args->lstio_bat_key != console_session.ses_key)
+		return -EACCES;
+
+	if (args->lstio_bat_idx   < 0 ||
+	    args->lstio_bat_namep == NULL ||
+	    args->lstio_bat_nmlen <= 0 ||
+	    args->lstio_bat_nmlen > LST_NAME_SIZE)
+		return -EINVAL;
+
+	return lstcon_batch_list(args->lstio_bat_idx,
+			      args->lstio_bat_nmlen,
+			      args->lstio_bat_namep);
+}
+
+int
+lst_batch_info_ioctl(lstio_batch_info_args_t *args)
+{
+	char	   *name;
+	int	     rc;
+	int	     index;
+	int	     ndent;
+
+	if (args->lstio_bat_key != console_session.ses_key)
+		return -EACCES;
+
+	if (args->lstio_bat_namep == NULL || /* batch name */
+	    args->lstio_bat_nmlen <= 0 ||
+	    args->lstio_bat_nmlen > LST_NAME_SIZE)
+		return -EINVAL;
+
+	if (args->lstio_bat_entp == NULL && /* output: batch entry */
+	    args->lstio_bat_dentsp == NULL) /* output: node entry */
+		return -EINVAL;
+
+	if (args->lstio_bat_dentsp != NULL) { /* have node entry */
+		if (args->lstio_bat_idxp == NULL || /* node index */
+		    args->lstio_bat_ndentp == NULL) /* # of node entry */
+			return -EINVAL;
+
+		if (copy_from_user(&index, args->lstio_bat_idxp,
+				       sizeof(index)) ||
+		    copy_from_user(&ndent, args->lstio_bat_ndentp,
+				       sizeof(ndent)))
+			return -EFAULT;
+
+		if (ndent <= 0 || index < 0)
+			return -EINVAL;
+	}
+
+	LIBCFS_ALLOC(name, args->lstio_bat_nmlen + 1);
+	if (name == NULL)
+		return -ENOMEM;
+
+	if (copy_from_user(name,
+			       args->lstio_bat_namep, args->lstio_bat_nmlen)) {
+		LIBCFS_FREE(name, args->lstio_bat_nmlen + 1);
+		return -EFAULT;
+	}
+
+	name[args->lstio_bat_nmlen] = 0;
+
+	rc = lstcon_batch_info(name,
+			    args->lstio_bat_entp, args->lstio_bat_server,
+			    args->lstio_bat_testidx, &index, &ndent,
+			    args->lstio_bat_dentsp);
+
+	LIBCFS_FREE(name, args->lstio_bat_nmlen + 1);
+
+	if (rc != 0)
+		return rc;
+
+	if (args->lstio_bat_dentsp != NULL &&
+	    (copy_to_user(args->lstio_bat_idxp, &index, sizeof(index)) ||
+	     copy_to_user(args->lstio_bat_ndentp, &ndent, sizeof(ndent))))
+		rc = -EFAULT;
+
+	return rc;
+}
+
+int
+lst_stat_query_ioctl(lstio_stat_args_t *args)
+{
+	int	     rc;
+	char	   *name;
+
+	/* TODO: not finished */
+	if (args->lstio_sta_key != console_session.ses_key)
+		return -EACCES;
+
+	if (args->lstio_sta_resultp == NULL ||
+	    (args->lstio_sta_namep  == NULL &&
+	     args->lstio_sta_idsp   == NULL) ||
+	    args->lstio_sta_nmlen <= 0 ||
+	    args->lstio_sta_nmlen > LST_NAME_SIZE)
+		return -EINVAL;
+
+	if (args->lstio_sta_idsp != NULL &&
+	    args->lstio_sta_count <= 0)
+		return -EINVAL;
+
+	LIBCFS_ALLOC(name, args->lstio_sta_nmlen + 1);
+	if (name == NULL)
+		return -ENOMEM;
+
+	if (copy_from_user(name, args->lstio_sta_namep,
+			       args->lstio_sta_nmlen)) {
+		LIBCFS_FREE(name, args->lstio_sta_nmlen + 1);
+		return -EFAULT;
+	}
+
+	if (args->lstio_sta_idsp == NULL) {
+		rc = lstcon_group_stat(name, args->lstio_sta_timeout,
+				       args->lstio_sta_resultp);
+	} else {
+		rc = lstcon_nodes_stat(args->lstio_sta_count,
+				       args->lstio_sta_idsp,
+				       args->lstio_sta_timeout,
+				       args->lstio_sta_resultp);
+	}
+
+	LIBCFS_FREE(name, args->lstio_sta_nmlen + 1);
+
+	return rc;
+}
+
+int lst_test_add_ioctl(lstio_test_args_t *args)
+{
+	char	   *name;
+	char	   *srcgrp = NULL;
+	char	   *dstgrp = NULL;
+	void	   *param = NULL;
+	int	     ret = 0;
+	int	     rc = -ENOMEM;
+
+	if (args->lstio_tes_resultp == NULL ||
+	    args->lstio_tes_retp == NULL ||
+	    args->lstio_tes_bat_name == NULL || /* no specified batch */
+	    args->lstio_tes_bat_nmlen <= 0 ||
+	    args->lstio_tes_bat_nmlen > LST_NAME_SIZE ||
+	    args->lstio_tes_sgrp_name == NULL || /* no source group */
+	    args->lstio_tes_sgrp_nmlen <= 0 ||
+	    args->lstio_tes_sgrp_nmlen > LST_NAME_SIZE ||
+	    args->lstio_tes_dgrp_name == NULL || /* no target group */
+	    args->lstio_tes_dgrp_nmlen <= 0 ||
+	    args->lstio_tes_dgrp_nmlen > LST_NAME_SIZE)
+		return -EINVAL;
+
+	if (args->lstio_tes_loop == 0 || /* negative is infinite */
+	    args->lstio_tes_concur <= 0 ||
+	    args->lstio_tes_dist <= 0 ||
+	    args->lstio_tes_span <= 0)
+		return -EINVAL;
+
+	/* have parameter, check if parameter length is valid */
+	if (args->lstio_tes_param != NULL &&
+	    (args->lstio_tes_param_len <= 0 ||
+	     args->lstio_tes_param_len > PAGE_CACHE_SIZE - sizeof(lstcon_test_t)))
+		return -EINVAL;
+
+	LIBCFS_ALLOC(name, args->lstio_tes_bat_nmlen + 1);
+	if (name == NULL)
+		return rc;
+
+	LIBCFS_ALLOC(srcgrp, args->lstio_tes_sgrp_nmlen + 1);
+	if (srcgrp == NULL)
+		goto out;
+
+	LIBCFS_ALLOC(dstgrp, args->lstio_tes_dgrp_nmlen + 1);
+	 if (dstgrp == NULL)
+		goto out;
+
+	if (args->lstio_tes_param != NULL) {
+		LIBCFS_ALLOC(param, args->lstio_tes_param_len);
+		if (param == NULL)
+			goto out;
+	}
+
+	rc = -EFAULT;
+	if (copy_from_user(name,
+			      args->lstio_tes_bat_name,
+			      args->lstio_tes_bat_nmlen) ||
+	    copy_from_user(srcgrp,
+			      args->lstio_tes_sgrp_name,
+			      args->lstio_tes_sgrp_nmlen) ||
+	    copy_from_user(dstgrp,
+			      args->lstio_tes_dgrp_name,
+			      args->lstio_tes_dgrp_nmlen) ||
+	    copy_from_user(param, args->lstio_tes_param,
+			      args->lstio_tes_param_len))
+		goto out;
+
+	rc = lstcon_test_add(name,
+			    args->lstio_tes_type,
+			    args->lstio_tes_loop,
+			    args->lstio_tes_concur,
+			    args->lstio_tes_dist, args->lstio_tes_span,
+			    srcgrp, dstgrp, param, args->lstio_tes_param_len,
+			    &ret, args->lstio_tes_resultp);
+
+	if (ret != 0)
+		rc = (copy_to_user(args->lstio_tes_retp, &ret,
+				       sizeof(ret))) ? -EFAULT : 0;
+out:
+	if (name != NULL)
+		LIBCFS_FREE(name, args->lstio_tes_bat_nmlen + 1);
+
+	if (srcgrp != NULL)
+		LIBCFS_FREE(srcgrp, args->lstio_tes_sgrp_nmlen + 1);
+
+	if (dstgrp != NULL)
+		LIBCFS_FREE(dstgrp, args->lstio_tes_dgrp_nmlen + 1);
+
+	if (param != NULL)
+		LIBCFS_FREE(param, args->lstio_tes_param_len);
+
+	return rc;
+}
+
+int
+lstcon_ioctl_entry(unsigned int cmd, struct libcfs_ioctl_data *data)
+{
+	char   *buf;
+	int     opc = data->ioc_u32[0];
+	int     rc;
+
+	if (cmd != IOC_LIBCFS_LNETST)
+		return -EINVAL;
+
+	if (data->ioc_plen1 > PAGE_CACHE_SIZE)
+		return -EINVAL;
+
+	LIBCFS_ALLOC(buf, data->ioc_plen1);
+	if (buf == NULL)
+		return -ENOMEM;
+
+	/* copy in parameter */
+	if (copy_from_user(buf, data->ioc_pbuf1, data->ioc_plen1)) {
+		LIBCFS_FREE(buf, data->ioc_plen1);
+		return -EFAULT;
+	}
+
+	mutex_lock(&console_session.ses_mutex);
+
+	console_session.ses_laststamp = cfs_time_current_sec();
+
+	if (console_session.ses_shutdown) {
+		rc = -ESHUTDOWN;
+		goto out;
+	}
+
+	if (console_session.ses_expired)
+		lstcon_session_end();
+
+	if (opc != LSTIO_SESSION_NEW &&
+	    console_session.ses_state == LST_SESSION_NONE) {
+		CDEBUG(D_NET, "LST no active session\n");
+		rc = -ESRCH;
+		goto out;
+	}
+
+	memset(&console_session.ses_trans_stat, 0, sizeof(lstcon_trans_stat_t));
+
+	switch (opc) {
+		case LSTIO_SESSION_NEW:
+			rc = lst_session_new_ioctl((lstio_session_new_args_t *)buf);
+			break;
+		case LSTIO_SESSION_END:
+			rc = lst_session_end_ioctl((lstio_session_end_args_t *)buf);
+			break;
+		case LSTIO_SESSION_INFO:
+			rc = lst_session_info_ioctl((lstio_session_info_args_t *)buf);
+			break;
+		case LSTIO_DEBUG:
+			rc = lst_debug_ioctl((lstio_debug_args_t *)buf);
+			break;
+		case LSTIO_GROUP_ADD:
+			rc = lst_group_add_ioctl((lstio_group_add_args_t *)buf);
+			break;
+		case LSTIO_GROUP_DEL:
+			rc = lst_group_del_ioctl((lstio_group_del_args_t *)buf);
+			break;
+		case LSTIO_GROUP_UPDATE:
+			rc = lst_group_update_ioctl((lstio_group_update_args_t *)buf);
+			break;
+		case LSTIO_NODES_ADD:
+			rc = lst_nodes_add_ioctl((lstio_group_nodes_args_t *)buf);
+			break;
+		case LSTIO_GROUP_LIST:
+			rc = lst_group_list_ioctl((lstio_group_list_args_t *)buf);
+			break;
+		case LSTIO_GROUP_INFO:
+			rc = lst_group_info_ioctl((lstio_group_info_args_t *)buf);
+			break;
+		case LSTIO_BATCH_ADD:
+			rc = lst_batch_add_ioctl((lstio_batch_add_args_t *)buf);
+			break;
+		case LSTIO_BATCH_START:
+			rc = lst_batch_run_ioctl((lstio_batch_run_args_t *)buf);
+			break;
+		case LSTIO_BATCH_STOP:
+			rc = lst_batch_stop_ioctl((lstio_batch_stop_args_t *)buf);
+			break;
+		case LSTIO_BATCH_QUERY:
+			rc = lst_batch_query_ioctl((lstio_batch_query_args_t *)buf);
+			break;
+		case LSTIO_BATCH_LIST:
+			rc = lst_batch_list_ioctl((lstio_batch_list_args_t *)buf);
+			break;
+		case LSTIO_BATCH_INFO:
+			rc = lst_batch_info_ioctl((lstio_batch_info_args_t *)buf);
+			break;
+		case LSTIO_TEST_ADD:
+			rc = lst_test_add_ioctl((lstio_test_args_t *)buf);
+			break;
+		case LSTIO_STAT_QUERY:
+			rc = lst_stat_query_ioctl((lstio_stat_args_t *)buf);
+			break;
+		default:
+			rc = -EINVAL;
+	}
+
+	if (copy_to_user(data->ioc_pbuf2, &console_session.ses_trans_stat,
+			     sizeof(lstcon_trans_stat_t)))
+		rc = -EFAULT;
+out:
+	mutex_unlock(&console_session.ses_mutex);
+
+	LIBCFS_FREE(buf, data->ioc_plen1);
+
+	return rc;
+}
+
+EXPORT_SYMBOL(lstcon_ioctl_entry);