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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
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* Authors:
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* (C) 2015 Pengutronix, Alexander Aring <aar@pengutronix.de>
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* Copyright (c) 2015 Nordic Semiconductor. All Rights Reserved.
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*/
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#include <net/6lowpan.h>
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#include "6lowpan_i.h"
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static struct dentry *lowpan_debugfs;
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int lowpan_dev_debugfs_init(struct net_device *dev)
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{
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struct lowpan_priv *lpriv = lowpan_priv(dev);
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/* creating the root */
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lpriv->iface_debugfs = debugfs_create_dir(dev->name, lowpan_debugfs);
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if (!lpriv->iface_debugfs)
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goto fail;
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return 0;
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fail:
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return -EINVAL;
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}
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void lowpan_dev_debugfs_exit(struct net_device *dev)
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{
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debugfs_remove_recursive(lowpan_priv(dev)->iface_debugfs);
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}
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int __init lowpan_debugfs_init(void)
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{
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lowpan_debugfs = debugfs_create_dir("6lowpan", NULL);
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if (!lowpan_debugfs)
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return -EINVAL;
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return 0;
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}
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void lowpan_debugfs_exit(void)
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{
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debugfs_remove_recursive(lowpan_debugfs);
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}
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