forked from Minki/linux
b1815fd949
This patch will introduce a 6lowpan entry into the debugfs if enabled. Inside this 6lowpan directory we create a subdirectories of all 6lowpan interfaces to offer a per interface debugfs support. Reviewed-by: Stefan Schmidt <stefan@osg.samsung.com> Signed-off-by: Alexander Aring <alex.aring@gmail.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
54 lines
1.3 KiB
C
54 lines
1.3 KiB
C
/* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2
|
|
* 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 for more details.
|
|
*
|
|
* Authors:
|
|
* (C) 2015 Pengutronix, Alexander Aring <aar@pengutronix.de>
|
|
* Copyright (c) 2015 Nordic Semiconductor. All Rights Reserved.
|
|
*/
|
|
|
|
#include <net/6lowpan.h>
|
|
|
|
#include "6lowpan_i.h"
|
|
|
|
static struct dentry *lowpan_debugfs;
|
|
|
|
int lowpan_dev_debugfs_init(struct net_device *dev)
|
|
{
|
|
struct lowpan_priv *lpriv = lowpan_priv(dev);
|
|
|
|
/* creating the root */
|
|
lpriv->iface_debugfs = debugfs_create_dir(dev->name, lowpan_debugfs);
|
|
if (!lpriv->iface_debugfs)
|
|
goto fail;
|
|
|
|
return 0;
|
|
|
|
fail:
|
|
return -EINVAL;
|
|
}
|
|
|
|
void lowpan_dev_debugfs_exit(struct net_device *dev)
|
|
{
|
|
debugfs_remove_recursive(lowpan_priv(dev)->iface_debugfs);
|
|
}
|
|
|
|
int __init lowpan_debugfs_init(void)
|
|
{
|
|
lowpan_debugfs = debugfs_create_dir("6lowpan", NULL);
|
|
if (!lowpan_debugfs)
|
|
return -EINVAL;
|
|
|
|
return 0;
|
|
}
|
|
|
|
void lowpan_debugfs_exit(void)
|
|
{
|
|
debugfs_remove_recursive(lowpan_debugfs);
|
|
}
|