Release 4.7 drivers/staging/lustre/lnet/selftest/conctl.c

Directory: drivers/staging/lustre/lnet/selftest
/*
 * 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 "../../include/linux/libcfs/libcfs.h"
#include "../../include/linux/lnet/lib-lnet.h"
#include "../../include/linux/lnet/lnetst.h"
#include "console.h"


static int

lst_session_new_ioctl(lstio_session_new_args_t *args)
{
	char *name;
	int rc;

	if (!args->lstio_ses_idp ||	/* address for output sid */
	    !args->lstio_ses_key ||	/* no key is specified */
	    !args->lstio_ses_namep ||	/* 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)
		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;
}

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Total 155 100.00% 4 100.00%


static 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();
}

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static int

lst_session_info_ioctl(lstio_session_info_args_t *args)
{
	/* no checking of key */

	if (!args->lstio_ses_idp ||	/* address for output sid */
	    !args->lstio_ses_keyp ||	/* address for output key */
	    !args->lstio_ses_featp ||	/* address for output features */
	    !args->lstio_ses_ndinfo ||	/* address for output ndinfo */
	    !args->lstio_ses_namep ||	/* address for output 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);
}

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anton saraev anton saraev 1 1.15% 1 25.00%
Total 87 100.00% 4 100.00%


static 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)
		return -EINVAL;

	if (args->lstio_dbg_namep &&	/* name of batch/group */
	    (args->lstio_dbg_nmlen <= 0 ||
	     args->lstio_dbg_nmlen > LST_NAME_SIZE))
		return -EINVAL;

	if (args->lstio_dbg_namep) {
		LIBCFS_ALLOC(name, args->lstio_dbg_nmlen + 1);
		if (!name)
			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)
			goto out;

		rc = lstcon_batch_debug(args->lstio_dbg_timeout,
					name, client, args->lstio_dbg_resultp);
		break;

	case LST_OPC_GROUP:
		if (!name)
			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)
			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)
		LIBCFS_FREE(name, args->lstio_dbg_nmlen + 1);

	return rc;
}

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Total 299 100.00% 3 100.00%


static 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 ||
	    args->lstio_grp_nmlen <= 0 ||
	    args->lstio_grp_nmlen > LST_NAME_SIZE)
		return -EINVAL;

	LIBCFS_ALLOC(name, args->lstio_grp_nmlen + 1);
	if (!name)
		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;
}

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Total 134 100.00% 3 100.00%


static 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 ||
	    args->lstio_grp_nmlen <= 0 ||
	    args->lstio_grp_nmlen > LST_NAME_SIZE)
		return -EINVAL;

	LIBCFS_ALLOC(name, args->lstio_grp_nmlen + 1);
	if (!name)
		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;
}

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Total 136 100.00% 3 100.00%


static 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 ||
	    !args->lstio_grp_namep ||
	    args->lstio_grp_nmlen <= 0 ||
	    args->lstio_grp_nmlen > LST_NAME_SIZE)
		return -EINVAL;

	LIBCFS_ALLOC(name, args->lstio_grp_nmlen + 1);
	if (!name)
		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) {
			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;
}

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Total 223 100.00% 3 100.00%


static 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 ||	/* array of ids */
	    args->lstio_grp_count <= 0 ||
	    !args->lstio_grp_resultp ||
	    !args->lstio_grp_featp ||
	    !args->lstio_grp_namep ||
	    args->lstio_grp_nmlen <= 0 ||
	    args->lstio_grp_nmlen > LST_NAME_SIZE)
		return -EINVAL;

	LIBCFS_ALLOC(name, args->lstio_grp_nmlen + 1);
	if (!name)
		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 &&
	    copy_to_user(args->lstio_grp_featp, &feats, sizeof(feats))) {
		return -EINVAL;
	}

	return rc;
}

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Total 202 100.00% 4 100.00%


static 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 ||
	    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);
}

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Total 69 100.00% 3 100.00%


static 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 ||
	    args->lstio_grp_nmlen <= 0 ||
	    args->lstio_grp_nmlen > LST_NAME_SIZE)
		return -EINVAL;

	if (!args->lstio_grp_entp &&	/* output: group entry */
	    !args->lstio_grp_dentsp)	/* output: node entry */
		return -EINVAL;

	if (args->lstio_grp_dentsp) {		/* have node entry */
		if (!args->lstio_grp_idxp ||	/* node index */
		    !args->lstio_grp_ndentp)	/* # 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)
		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)
		return rc;

	if (args->lstio_grp_dentsp &&
	    (copy_to_user(args->lstio_grp_idxp, &index, sizeof(index)) ||
	     copy_to_user(args->lstio_grp_ndentp, &ndent, sizeof(ndent))))
		return -EFAULT;

	return 0;
}

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cristina moraru cristina moraru 2 0.67% 1 25.00%
anton saraev anton saraev 1 0.33% 1 25.00%
Total 300 100.00% 4 100.00%


static 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 ||
	    args->lstio_bat_nmlen <= 0 ||
	    args->lstio_bat_nmlen > LST_NAME_SIZE)
		return -EINVAL;

	LIBCFS_ALLOC(name, args->lstio_bat_nmlen + 1);
	if (!name)
		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;
}

Contributors
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peng tao peng tao 133 97.79% 1 33.33%
james simmons james simmons 2 1.47% 1 33.33%
anton saraev anton saraev 1 0.74% 1 33.33%
Total 136 100.00% 3 100.00%


static 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 ||
	    args->lstio_bat_nmlen <= 0 ||
	    args->lstio_bat_nmlen > LST_NAME_SIZE)
		return -EINVAL;

	LIBCFS_ALLOC(name, args->lstio_bat_nmlen + 1);
	if (!name)
		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;
}

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Total 144 100.00% 3 100.00%


static 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 ||
	    !args->lstio_bat_namep ||
	    args->lstio_bat_nmlen <= 0 ||
	    args->lstio_bat_nmlen > LST_NAME_SIZE)
		return -EINVAL;

	LIBCFS_ALLOC(name, args->lstio_bat_nmlen + 1);
	if (!name)
		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;
}

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Total 149 100.00% 3 100.00%


static 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 ||
	    !args->lstio_bat_namep ||
	    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)
		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;
}

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Total 169 100.00% 3 100.00%


static 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 ||
	    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);
}

Contributors
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peng tao peng tao 67 97.10% 1 33.33%
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anton saraev anton saraev 1 1.45% 1 33.33%
Total 69 100.00% 3 100.00%


static 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 ||	/* batch name */
	    args->lstio_bat_nmlen <= 0 ||
	    args->lstio_bat_nmlen > LST_NAME_SIZE)
		return -EINVAL;

	if (!args->lstio_bat_entp &&	/* output: batch entry */
	    !args->lstio_bat_dentsp)	/* output: node entry */
		return -EINVAL;

	if (args->lstio_bat_dentsp) {		/* have node entry */
		if (!args->lstio_bat_idxp ||	/* node index */
		    !args->lstio_bat_ndentp)	/* # 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)
		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)
		return rc;

	if (args->lstio_bat_dentsp &&
	    (copy_to_user(args->lstio_bat_idxp, &index, sizeof(index)) ||
	     copy_to_user(args->lstio_bat_ndentp, &ndent, sizeof(ndent))))
		rc = -EFAULT;

	return rc;
}

Contributors
Person Tokens Prop Commits CommitProp
peng tao peng tao 303 97.74% 1 33.33%
james simmons james simmons 6 1.94% 1 33.33%
anton saraev anton saraev 1 0.32% 1 33.33%
Total 310 100.00% 3 100.00%


static int

lst_stat_query_ioctl(lstio_stat_args_t *args)
{
	int rc;
	char *name = NULL;

	/* TODO: not finished */
	if (args->lstio_sta_key != console_session.ses_key)
		return -EACCES;

	if (!args->lstio_sta_resultp)
		return -EINVAL;

	if (args->lstio_sta_idsp) {
		if (args->lstio_sta_count <= 0)
			return -EINVAL;

		rc = lstcon_nodes_stat(args->lstio_sta_count,
				       args->lstio_sta_idsp,
				       args->lstio_sta_timeout,
				       args->lstio_sta_resultp);
	} else if (args->lstio_sta_namep) {
		if (args->lstio_sta_nmlen <= 0 ||
		    args->lstio_sta_nmlen > LST_NAME_SIZE)
			return -EINVAL;

		LIBCFS_ALLOC(name, args->lstio_sta_nmlen + 1);
		if (!name)
			return -ENOMEM;

		rc = copy_from_user(name, args->lstio_sta_namep,
				    args->lstio_sta_nmlen);
		if (!rc)
			rc = lstcon_group_stat(name, args->lstio_sta_timeout,
					       args->lstio_sta_resultp);
		else
			rc = -EFAULT;
	} else {
		rc = -EINVAL;
	}

	if (name)
		LIBCFS_FREE(name, args->lstio_sta_nmlen + 1);
	return rc;
}

Contributors
Person Tokens Prop Commits CommitProp
peng tao peng tao 132 66.00% 1 25.00%
sebastien buisson sebastien buisson 64 32.00% 1 25.00%
james simmons james simmons 3 1.50% 1 25.00%
anton saraev anton saraev 1 0.50% 1 25.00%
Total 200 100.00% 4 100.00%



static int lst_test_add_ioctl(lstio_test_args_t *args)
{
	char *batch_name;
	char *src_name = NULL;
	char *dst_name = NULL;
	void *param = NULL;
	int ret = 0;
	int rc = -ENOMEM;

	if (!args->lstio_tes_resultp ||
	    !args->lstio_tes_retp ||
	    !args->lstio_tes_bat_name ||	/* no specified batch */
	    args->lstio_tes_bat_nmlen <= 0 ||
	    args->lstio_tes_bat_nmlen > LST_NAME_SIZE ||
	    !args->lstio_tes_sgrp_name ||	/* no source group */
	    args->lstio_tes_sgrp_nmlen <= 0 ||
	    args->lstio_tes_sgrp_nmlen > LST_NAME_SIZE ||
	    !args->lstio_tes_dgrp_name ||	/* no target group */
	    args->lstio_tes_dgrp_nmlen <= 0 ||
	    args->lstio_tes_dgrp_nmlen > LST_NAME_SIZE)
		return -EINVAL;

	if (!args->lstio_tes_loop ||		/* 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 &&
	    (args->lstio_tes_param_len <= 0 ||
	     args->lstio_tes_param_len >
	     PAGE_SIZE - sizeof(struct lstcon_test)))
		return -EINVAL;

	LIBCFS_ALLOC(batch_name, args->lstio_tes_bat_nmlen + 1);
	if (!batch_name)
		return rc;

	LIBCFS_ALLOC(src_name, args->lstio_tes_sgrp_nmlen + 1);
	if (!src_name)
		goto out;

	LIBCFS_ALLOC(dst_name, args->lstio_tes_dgrp_nmlen + 1);
	if (!dst_name)
		goto out;

	if (args->lstio_tes_param) {
		LIBCFS_ALLOC(param, args->lstio_tes_param_len);
		if (!param)
			goto out;
		if (copy_from_user(param, args->lstio_tes_param,
				   args->lstio_tes_param_len)) {
			rc = -EFAULT;
			goto out;
		}
	}

	rc = -EFAULT;
	if (copy_from_user(batch_name, args->lstio_tes_bat_name,
			   args->lstio_tes_bat_nmlen) ||
	    copy_from_user(src_name, args->lstio_tes_sgrp_name,
			   args->lstio_tes_sgrp_nmlen) ||
	    copy_from_user(dst_name, args->lstio_tes_dgrp_name,
			   args->lstio_tes_dgrp_nmlen))
		goto out;

	rc = lstcon_test_add(batch_name, args->lstio_tes_type,
			     args->lstio_tes_loop, args->lstio_tes_concur,
			     args->lstio_tes_dist, args->lstio_tes_span,
			     src_name, dst_name, param,
			     args->lstio_tes_param_len,
			     &ret, args->lstio_tes_resultp);

	if (ret)
		rc = (copy_to_user(args->lstio_tes_retp, &ret,
				   sizeof(ret))) ? -EFAULT : 0;
out:
	if (batch_name)
		LIBCFS_FREE(batch_name, args->lstio_tes_bat_nmlen + 1);

	if (src_name)
		LIBCFS_FREE(src_name, args->lstio_tes_sgrp_nmlen + 1);

	if (dst_name)
		LIBCFS_FREE(dst_name, args->lstio_tes_dgrp_nmlen + 1);

	if (param)
		LIBCFS_FREE(param, args->lstio_tes_param_len);

	return rc;
}

Contributors
Person Tokens Prop Commits CommitProp
peng tao peng tao 405 87.10% 1 12.50%
dmitry eremin-solenikov dmitry eremin-solenikov 25 5.38% 1 12.50%
amir shehata amir shehata 21 4.52% 1 12.50%
james simmons james simmons 12 2.58% 3 37.50%
kirill a. shutemov kirill a. shutemov 1 0.22% 1 12.50%
luca ceresoli luca ceresoli 1 0.22% 1 12.50%
Total 465 100.00% 8 100.00%


int

lstcon_ioctl_entry(unsigned int cmd, struct libcfs_ioctl_hdr *hdr)
{
	char *buf;
	struct libcfs_ioctl_data *data;
	int opc;
	int rc;

	if (cmd != IOC_LIBCFS_LNETST)
		return -EINVAL;

	data = container_of(hdr, struct libcfs_ioctl_data, ioc_hdr);

	opc = data->ioc_u32[0];

	if (data->ioc_plen1 > PAGE_SIZE)
		return -EINVAL;

	LIBCFS_ALLOC(buf, data->ioc_plen1);
	if (!buf)
		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 = ktime_get_real_seconds();

	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;
}
Contributors
Person Tokens Prop Commits CommitProp
peng tao peng tao 502 94.18% 1 20.00%
amir shehata amir shehata 28 5.25% 1 20.00%
kirill a. shutemov kirill a. shutemov 1 0.19% 1 20.00%
james simmons james simmons 1 0.19% 1 20.00%
arnd bergmann arnd bergmann 1 0.19% 1 20.00%
Total 533 100.00% 5 100.00%

Overall Contributors
Person Tokens Prop Commits CommitProp
peng tao peng tao 3587 93.83% 1 6.67%
james simmons james simmons 68 1.78% 3 20.00%
sebastien buisson sebastien buisson 64 1.67% 1 6.67%
amir shehata amir shehata 49 1.28% 2 13.33%
dmitry eremin-solenikov dmitry eremin-solenikov 25 0.65% 1 6.67%
anton saraev anton saraev 17 0.44% 1 6.67%
masanari iida masanari iida 4 0.10% 1 6.67%
greg kroah-hartman greg kroah-hartman 3 0.08% 1 6.67%
kirill a. shutemov kirill a. shutemov 2 0.05% 1 6.67%
cristina moraru cristina moraru 2 0.05% 1 6.67%
arnd bergmann arnd bergmann 1 0.03% 1 6.67%
luca ceresoli luca ceresoli 1 0.03% 1 6.67%
Total 3823 100.00% 15 100.00%
  Directory: drivers/staging/lustre/lnet/selftest

Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
	Person	Tokens	Prop	Commits	CommitProp
peng tao	peng tao	150	96.77%	1	25.00%
james simmons	james simmons	4	2.58%	2	50.00%
anton saraev	anton saraev	1	0.65%	1	25.00%
	Total	155	100.00%	4	100.00%
cregit-Linux how code gets into the kernel

Release 4.7 drivers/staging/lustre/lnet/selftest/conctl.c

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