Release 4.11 net/batman-adv/debugfs.c
/* Copyright (C) 2010-2017 B.A.T.M.A.N. contributors:
*
* Marek Lindner
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "debugfs.h"
#include "main.h"
#include <linux/debugfs.h>
#include <linux/err.h>
#include <linux/errno.h>
#include <linux/export.h>
#include <linux/fs.h>
#include <linux/netdevice.h>
#include <linux/printk.h>
#include <linux/sched.h> /* for linux/wait.h */
#include <linux/seq_file.h>
#include <linux/stat.h>
#include <linux/stddef.h>
#include <linux/stringify.h>
#include <linux/sysfs.h>
#include <net/net_namespace.h>
#include "bat_algo.h"
#include "bridge_loop_avoidance.h"
#include "distributed-arp-table.h"
#include "gateway_client.h"
#include "icmp_socket.h"
#include "log.h"
#include "multicast.h"
#include "network-coding.h"
#include "originator.h"
#include "translation-table.h"
static struct dentry *batadv_debugfs;
static int batadv_algorithms_open(struct inode *inode, struct file *file)
{
return single_open(file, batadv_algo_seq_print_text, NULL);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Marek Lindner | 24 | 92.31% | 1 | 33.33% |
| Sven Eckelmann | 2 | 7.69% | 2 | 66.67% |
| Total | 26 | 100.00% | 3 | 100.00% |
static int neighbors_open(struct inode *inode, struct file *file)
{
struct net_device *net_dev = (struct net_device *)inode->i_private;
return single_open(file, batadv_hardif_neigh_seq_print_text, net_dev);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Marek Lindner | 40 | 100.00% | 1 | 100.00% |
| Total | 40 | 100.00% | 1 | 100.00% |
static int batadv_originators_open(struct inode *inode, struct file *file)
{
struct net_device *net_dev = (struct net_device *)inode->i_private;
return single_open(file, batadv_orig_seq_print_text, net_dev);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Sven Eckelmann | 40 | 100.00% | 3 | 100.00% |
| Total | 40 | 100.00% | 3 | 100.00% |
/**
* batadv_originators_hardif_open - handles debugfs output for the
* originator table of an hard interface
* @inode: inode pointer to debugfs file
* @file: pointer to the seq_file
*
* Return: 0 on success or negative error number in case of failure
*/
static int batadv_originators_hardif_open(struct inode *inode,
struct file *file)
{
struct net_device *net_dev = (struct net_device *)inode->i_private;
return single_open(file, batadv_orig_hardif_seq_print_text, net_dev);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Simon Wunderlich | 40 | 100.00% | 1 | 100.00% |
| Total | 40 | 100.00% | 1 | 100.00% |
static int batadv_gateways_open(struct inode *inode, struct file *file)
{
struct net_device *net_dev = (struct net_device *)inode->i_private;
return single_open(file, batadv_gw_client_seq_print_text, net_dev);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Sven Eckelmann | 40 | 100.00% | 3 | 100.00% |
| Total | 40 | 100.00% | 3 | 100.00% |
static int batadv_transtable_global_open(struct inode *inode, struct file *file)
{
struct net_device *net_dev = (struct net_device *)inode->i_private;
return single_open(file, batadv_tt_global_seq_print_text, net_dev);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Sven Eckelmann | 40 | 100.00% | 3 | 100.00% |
| Total | 40 | 100.00% | 3 | 100.00% |
#ifdef CONFIG_BATMAN_ADV_BLA
static int batadv_bla_claim_table_open(struct inode *inode, struct file *file)
{
struct net_device *net_dev = (struct net_device *)inode->i_private;
return single_open(file, batadv_bla_claim_table_seq_print_text,
net_dev);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Simon Wunderlich | 38 | 95.00% | 1 | 33.33% |
| Sven Eckelmann | 2 | 5.00% | 2 | 66.67% |
| Total | 40 | 100.00% | 3 | 100.00% |
static int batadv_bla_backbone_table_open(struct inode *inode,
struct file *file)
{
struct net_device *net_dev = (struct net_device *)inode->i_private;
return single_open(file, batadv_bla_backbone_table_seq_print_text,
net_dev);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Simon Wunderlich | 40 | 100.00% | 1 | 100.00% |
| Total | 40 | 100.00% | 1 | 100.00% |
#endif
#ifdef CONFIG_BATMAN_ADV_DAT
/**
* batadv_dat_cache_open - Prepare file handler for reads from dat_chache
* @inode: inode which was opened
* @file: file handle to be initialized
*
* Return: 0 on success or negative error number in case of failure
*/
static int batadv_dat_cache_open(struct inode *inode, struct file *file)
{
struct net_device *net_dev = (struct net_device *)inode->i_private;
return single_open(file, batadv_dat_cache_seq_print_text, net_dev);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Antonio Quartulli | 40 | 100.00% | 1 | 100.00% |
| Total | 40 | 100.00% | 1 | 100.00% |
#endif
static int batadv_transtable_local_open(struct inode *inode, struct file *file)
{
struct net_device *net_dev = (struct net_device *)inode->i_private;
return single_open(file, batadv_tt_local_seq_print_text, net_dev);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Sven Eckelmann | 40 | 100.00% | 3 | 100.00% |
| Total | 40 | 100.00% | 3 | 100.00% |
struct batadv_debuginfo {
struct attribute attr;
const struct file_operations fops;
};
#ifdef CONFIG_BATMAN_ADV_NC
static int batadv_nc_nodes_open(struct inode *inode, struct file *file)
{
struct net_device *net_dev = (struct net_device *)inode->i_private;
return single_open(file, batadv_nc_nodes_seq_print_text, net_dev);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Martin Hundeböll | 40 | 100.00% | 1 | 100.00% |
| Total | 40 | 100.00% | 1 | 100.00% |
#endif
#ifdef CONFIG_BATMAN_ADV_MCAST
/**
* batadv_mcast_flags_open - prepare file handler for reads from mcast_flags
* @inode: inode which was opened
* @file: file handle to be initialized
*
* Return: 0 on success or negative error number in case of failure
*/
static int batadv_mcast_flags_open(struct inode *inode, struct file *file)
{
struct net_device *net_dev = (struct net_device *)inode->i_private;
return single_open(file, batadv_mcast_flags_seq_print_text, net_dev);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Linus Lüssing | 40 | 100.00% | 1 | 100.00% |
| Total | 40 | 100.00% | 1 | 100.00% |
#endif
#define BATADV_DEBUGINFO(_name, _mode, _open) \
struct batadv_debuginfo batadv_debuginfo_##_name = { \
.attr = { \
.name = __stringify(_name), \
.mode = _mode, \
}, \
.fops = { \
.owner = THIS_MODULE, \
.open = _open, \
.read = seq_read, \
.llseek = seq_lseek, \
.release = single_release, \
}, \
}
/* the following attributes are general and therefore they will be directly
* placed in the BATADV_DEBUGFS_SUBDIR subdirectory of debugfs
*/
static BATADV_DEBUGINFO(routing_algos, 0444, batadv_algorithms_open);
static struct batadv_debuginfo *batadv_general_debuginfos[] = {
&batadv_debuginfo_routing_algos,
NULL,
};
/* The following attributes are per soft interface */
static BATADV_DEBUGINFO(neighbors, 0444, neighbors_open);
static BATADV_DEBUGINFO(originators, 0444, batadv_originators_open);
static BATADV_DEBUGINFO(gateways, 0444, batadv_gateways_open);
static BATADV_DEBUGINFO(transtable_global, 0444, batadv_transtable_global_open);
#ifdef CONFIG_BATMAN_ADV_BLA
static BATADV_DEBUGINFO(bla_claim_table, 0444, batadv_bla_claim_table_open);
static BATADV_DEBUGINFO(bla_backbone_table, 0444,
batadv_bla_backbone_table_open);
#endif
#ifdef CONFIG_BATMAN_ADV_DAT
static BATADV_DEBUGINFO(dat_cache, 0444, batadv_dat_cache_open);
#endif
static BATADV_DEBUGINFO(transtable_local, 0444, batadv_transtable_local_open);
#ifdef CONFIG_BATMAN_ADV_NC
static BATADV_DEBUGINFO(nc_nodes, 0444, batadv_nc_nodes_open);
#endif
#ifdef CONFIG_BATMAN_ADV_MCAST
static BATADV_DEBUGINFO(mcast_flags, 0444, batadv_mcast_flags_open);
#endif
static struct batadv_debuginfo *batadv_mesh_debuginfos[] = {
&batadv_debuginfo_neighbors,
&batadv_debuginfo_originators,
&batadv_debuginfo_gateways,
&batadv_debuginfo_transtable_global,
#ifdef CONFIG_BATMAN_ADV_BLA
&batadv_debuginfo_bla_claim_table,
&batadv_debuginfo_bla_backbone_table,
#endif
#ifdef CONFIG_BATMAN_ADV_DAT
&batadv_debuginfo_dat_cache,
#endif
&batadv_debuginfo_transtable_local,
#ifdef CONFIG_BATMAN_ADV_NC
&batadv_debuginfo_nc_nodes,
#endif
#ifdef CONFIG_BATMAN_ADV_MCAST
&batadv_debuginfo_mcast_flags,
#endif
NULL,
};
#define BATADV_HARDIF_DEBUGINFO(_name, _mode, _open) \
struct batadv_debuginfo batadv_hardif_debuginfo_##_name = { \
.attr = { \
.name = __stringify(_name), \
.mode = _mode, \
}, \
.fops = { \
.owner = THIS_MODULE, \
.open = _open, \
.read = seq_read, \
.llseek = seq_lseek, \
.release = single_release, \
}, \
}
static BATADV_HARDIF_DEBUGINFO(originators, 0444,
batadv_originators_hardif_open);
static struct batadv_debuginfo *batadv_hardif_debuginfos[] = {
&batadv_hardif_debuginfo_originators,
NULL,
};
void batadv_debugfs_init(void)
{
struct batadv_debuginfo **bat_debug;
struct dentry *file;
batadv_debugfs = debugfs_create_dir(BATADV_DEBUGFS_SUBDIR, NULL);
if (batadv_debugfs == ERR_PTR(-ENODEV))
batadv_debugfs = NULL;
if (!batadv_debugfs)
goto err;
for (bat_debug = batadv_general_debuginfos; *bat_debug; ++bat_debug) {
file = debugfs_create_file(((*bat_debug)->attr).name,
S_IFREG | ((*bat_debug)->attr).mode,
batadv_debugfs, NULL,
&(*bat_debug)->fops);
if (!file) {
pr_err("Can't add general debugfs file: %s\n",
((*bat_debug)->attr).name);
goto err;
}
}
return;
err:
debugfs_remove_recursive(batadv_debugfs);
batadv_debugfs = NULL;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Marek Lindner | 60 | 42.25% | 1 | 12.50% |
| Antonio Quartulli | 45 | 31.69% | 1 | 12.50% |
| Sven Eckelmann | 33 | 23.24% | 5 | 62.50% |
| Simon Wunderlich | 4 | 2.82% | 1 | 12.50% |
| Total | 142 | 100.00% | 8 | 100.00% |
void batadv_debugfs_destroy(void)
{
debugfs_remove_recursive(batadv_debugfs);
batadv_debugfs = NULL;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Sven Eckelmann | 16 | 100.00% | 3 | 100.00% |
| Total | 16 | 100.00% | 3 | 100.00% |
/**
* batadv_debugfs_add_hardif - creates the base directory for a hard interface
* in debugfs.
* @hard_iface: hard interface which should be added.
*
* Return: 0 on success or negative error number in case of failure
*/
int batadv_debugfs_add_hardif(struct batadv_hard_iface *hard_iface)
{
struct net *net = dev_net(hard_iface->net_dev);
struct batadv_debuginfo **bat_debug;
struct dentry *file;
if (!batadv_debugfs)
goto out;
if (net != &init_net)
return 0;
hard_iface->debug_dir = debugfs_create_dir(hard_iface->net_dev->name,
batadv_debugfs);
if (!hard_iface->debug_dir)
goto out;
for (bat_debug = batadv_hardif_debuginfos; *bat_debug; ++bat_debug) {
file = debugfs_create_file(((*bat_debug)->attr).name,
S_IFREG | ((*bat_debug)->attr).mode,
hard_iface->debug_dir,
hard_iface->net_dev,
&(*bat_debug)->fops);
if (!file)
goto rem_attr;
}
return 0;
rem_attr:
debugfs_remove_recursive(hard_iface->debug_dir);
hard_iface->debug_dir = NULL;
out:
return -ENOMEM;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Simon Wunderlich | 145 | 86.83% | 1 | 50.00% |
| Andrew Lunn | 22 | 13.17% | 1 | 50.00% |
| Total | 167 | 100.00% | 2 | 100.00% |
/**
* batadv_debugfs_del_hardif - delete the base directory for a hard interface
* in debugfs.
* @hard_iface: hard interface which is deleted.
*/
void batadv_debugfs_del_hardif(struct batadv_hard_iface *hard_iface)
{
struct net *net = dev_net(hard_iface->net_dev);
if (net != &init_net)
return;
if (batadv_debugfs) {
debugfs_remove_recursive(hard_iface->debug_dir);
hard_iface->debug_dir = NULL;
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Simon Wunderlich | 29 | 59.18% | 1 | 50.00% |
| Andrew Lunn | 20 | 40.82% | 1 | 50.00% |
| Total | 49 | 100.00% | 2 | 100.00% |
int batadv_debugfs_add_meshif(struct net_device *dev)
{
struct batadv_priv *bat_priv = netdev_priv(dev);
struct batadv_debuginfo **bat_debug;
struct net *net = dev_net(dev);
struct dentry *file;
if (!batadv_debugfs)
goto out;
if (net != &init_net)
return 0;
bat_priv->debug_dir = debugfs_create_dir(dev->name, batadv_debugfs);
if (!bat_priv->debug_dir)
goto out;
if (batadv_socket_setup(bat_priv) < 0)
goto rem_attr;
if (batadv_debug_log_setup(bat_priv) < 0)
goto rem_attr;
for (bat_debug = batadv_mesh_debuginfos; *bat_debug; ++bat_debug) {
file = debugfs_create_file(((*bat_debug)->attr).name,
S_IFREG | ((*bat_debug)->attr).mode,
bat_priv->debug_dir,
dev, &(*bat_debug)->fops);
if (!file) {
batadv_err(dev, "Can't add debugfs file: %s/%s\n",
dev->name, ((*bat_debug)->attr).name);
goto rem_attr;
}
}
if (batadv_nc_init_debugfs(bat_priv) < 0)
goto rem_attr;
return 0;
rem_attr:
debugfs_remove_recursive(bat_priv->debug_dir);
bat_priv->debug_dir = NULL;
out:
return -ENOMEM;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Sven Eckelmann | 199 | 86.15% | 8 | 80.00% |
| Andrew Lunn | 20 | 8.66% | 1 | 10.00% |
| Martin Hundeböll | 12 | 5.19% | 1 | 10.00% |
| Total | 231 | 100.00% | 10 | 100.00% |
void batadv_debugfs_del_meshif(struct net_device *dev)
{
struct batadv_priv *bat_priv = netdev_priv(dev);
struct net *net = dev_net(dev);
if (net != &init_net)
return;
batadv_debug_log_cleanup(bat_priv);
if (batadv_debugfs) {
debugfs_remove_recursive(bat_priv->debug_dir);
bat_priv->debug_dir = NULL;
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Sven Eckelmann | 44 | 70.97% | 4 | 80.00% |
| Andrew Lunn | 18 | 29.03% | 1 | 20.00% |
| Total | 62 | 100.00% | 5 | 100.00% |
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Sven Eckelmann | 633 | 41.84% | 22 | 59.46% |
| Simon Wunderlich | 369 | 24.39% | 6 | 16.22% |
| Marek Lindner | 143 | 9.45% | 2 | 5.41% |
| Antonio Quartulli | 132 | 8.72% | 4 | 10.81% |
| Andrew Lunn | 83 | 5.49% | 1 | 2.70% |
| Martin Hundeböll | 82 | 5.42% | 1 | 2.70% |
| Linus Lüssing | 71 | 4.69% | 1 | 2.70% |
| Total | 1513 | 100.00% | 37 | 100.00% |
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