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Diffstat (limited to 'net/batman-adv/debugfs.c')
-rw-r--r--net/batman-adv/debugfs.c442
1 files changed, 0 insertions, 442 deletions
diff --git a/net/batman-adv/debugfs.c b/net/batman-adv/debugfs.c
deleted file mode 100644
index 452856c27d20..000000000000
--- a/net/batman-adv/debugfs.c
+++ /dev/null
@@ -1,442 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/* Copyright (C) 2010-2020 B.A.T.M.A.N. contributors:
- *
- * Marek Lindner
- */
-
-#include "debugfs.h"
-#include "main.h"
-
-#include <asm/current.h>
-#include <linux/dcache.h>
-#include <linux/debugfs.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>
-#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;
-
-/**
- * batadv_debugfs_deprecated() - Log use of deprecated batadv debugfs access
- * @file: file which was accessed
- * @alt: explanation what can be used as alternative
- */
-void batadv_debugfs_deprecated(struct file *file, const char *alt)
-{
- struct dentry *dentry = file_dentry(file);
- const char *name = dentry->d_name.name;
-
- pr_warn_ratelimited(DEPRECATED "%s (pid %d) Use of debugfs file \"%s\".\n%s",
- current->comm, task_pid_nr(current), name, alt);
-}
-
-static int batadv_algorithms_open(struct inode *inode, struct file *file)
-{
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_ROUTING_ALGOS instead\n");
- return single_open(file, batadv_algo_seq_print_text, NULL);
-}
-
-static int neighbors_open(struct inode *inode, struct file *file)
-{
- struct net_device *net_dev = (struct net_device *)inode->i_private;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_NEIGHBORS instead\n");
- return single_open(file, batadv_hardif_neigh_seq_print_text, net_dev);
-}
-
-static int batadv_originators_open(struct inode *inode, struct file *file)
-{
- struct net_device *net_dev = (struct net_device *)inode->i_private;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_ORIGINATORS instead\n");
- return single_open(file, batadv_orig_seq_print_text, net_dev);
-}
-
-/**
- * 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;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_HARDIFS instead\n");
- return single_open(file, batadv_orig_hardif_seq_print_text, net_dev);
-}
-
-static int batadv_gateways_open(struct inode *inode, struct file *file)
-{
- struct net_device *net_dev = (struct net_device *)inode->i_private;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_GATEWAYS instead\n");
- return single_open(file, batadv_gw_client_seq_print_text, net_dev);
-}
-
-static int batadv_transtable_global_open(struct inode *inode, struct file *file)
-{
- struct net_device *net_dev = (struct net_device *)inode->i_private;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_TRANSTABLE_GLOBAL instead\n");
- return single_open(file, batadv_tt_global_seq_print_text, net_dev);
-}
-
-#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;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_BLA_CLAIM instead\n");
- return single_open(file, batadv_bla_claim_table_seq_print_text,
- net_dev);
-}
-
-static int batadv_bla_backbone_table_open(struct inode *inode,
- struct file *file)
-{
- struct net_device *net_dev = (struct net_device *)inode->i_private;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_BLA_BACKBONE instead\n");
- return single_open(file, batadv_bla_backbone_table_seq_print_text,
- net_dev);
-}
-
-#endif
-
-#ifdef CONFIG_BATMAN_ADV_DAT
-/**
- * batadv_dat_cache_open() - Prepare file handler for reads from dat_cache
- * @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;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_DAT_CACHE instead\n");
- return single_open(file, batadv_dat_cache_seq_print_text, net_dev);
-}
-#endif
-
-static int batadv_transtable_local_open(struct inode *inode, struct file *file)
-{
- struct net_device *net_dev = (struct net_device *)inode->i_private;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_TRANSTABLE_LOCAL instead\n");
- return single_open(file, batadv_tt_local_seq_print_text, net_dev);
-}
-
-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;
-
- batadv_debugfs_deprecated(file, "");
- return single_open(file, batadv_nc_nodes_seq_print_text, net_dev);
-}
-#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;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_MCAST_FLAGS instead\n");
- return single_open(file, batadv_mcast_flags_seq_print_text, net_dev);
-}
-#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,
-};
-
-/**
- * batadv_debugfs_init() - Initialize soft interface independent debugfs entries
- */
-void batadv_debugfs_init(void)
-{
- struct batadv_debuginfo **bat_debug;
-
- batadv_debugfs = debugfs_create_dir(BATADV_DEBUGFS_SUBDIR, NULL);
-
- for (bat_debug = batadv_general_debuginfos; *bat_debug; ++bat_debug)
- debugfs_create_file(((*bat_debug)->attr).name,
- S_IFREG | ((*bat_debug)->attr).mode,
- batadv_debugfs, NULL, &(*bat_debug)->fops);
-}
-
-/**
- * batadv_debugfs_destroy() - Remove all debugfs entries
- */
-void batadv_debugfs_destroy(void)
-{
- debugfs_remove_recursive(batadv_debugfs);
- batadv_debugfs = NULL;
-}
-
-/**
- * batadv_debugfs_add_hardif() - creates the base directory for a hard interface
- * in debugfs.
- * @hard_iface: hard interface which should be added.
- */
-void batadv_debugfs_add_hardif(struct batadv_hard_iface *hard_iface)
-{
- struct net *net = dev_net(hard_iface->net_dev);
- struct batadv_debuginfo **bat_debug;
-
- if (net != &init_net)
- return;
-
- hard_iface->debug_dir = debugfs_create_dir(hard_iface->net_dev->name,
- batadv_debugfs);
-
- for (bat_debug = batadv_hardif_debuginfos; *bat_debug; ++bat_debug)
- debugfs_create_file(((*bat_debug)->attr).name,
- S_IFREG | ((*bat_debug)->attr).mode,
- hard_iface->debug_dir, hard_iface->net_dev,
- &(*bat_debug)->fops);
-}
-
-/**
- * batadv_debugfs_rename_hardif() - Fix debugfs path for renamed hardif
- * @hard_iface: hard interface which was renamed
- */
-void batadv_debugfs_rename_hardif(struct batadv_hard_iface *hard_iface)
-{
- const char *name = hard_iface->net_dev->name;
- struct dentry *dir;
-
- dir = hard_iface->debug_dir;
- if (!dir)
- return;
-
- debugfs_rename(dir->d_parent, dir, dir->d_parent, name);
-}
-
-/**
- * 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;
- }
-}
-
-/**
- * batadv_debugfs_add_meshif() - Initialize interface dependent debugfs entries
- * @dev: netdev struct of the soft interface
- *
- * Return: 0 on success or negative error number in case of failure
- */
-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);
-
- if (net != &init_net)
- return 0;
-
- bat_priv->debug_dir = debugfs_create_dir(dev->name, batadv_debugfs);
-
- batadv_socket_setup(bat_priv);
-
- if (batadv_debug_log_setup(bat_priv) < 0)
- goto rem_attr;
-
- for (bat_debug = batadv_mesh_debuginfos; *bat_debug; ++bat_debug)
- debugfs_create_file(((*bat_debug)->attr).name,
- S_IFREG | ((*bat_debug)->attr).mode,
- bat_priv->debug_dir, dev,
- &(*bat_debug)->fops);
-
- batadv_nc_init_debugfs(bat_priv);
-
- return 0;
-rem_attr:
- debugfs_remove_recursive(bat_priv->debug_dir);
- bat_priv->debug_dir = NULL;
- return -ENOMEM;
-}
-
-/**
- * batadv_debugfs_rename_meshif() - Fix debugfs path for renamed softif
- * @dev: net_device which was renamed
- */
-void batadv_debugfs_rename_meshif(struct net_device *dev)
-{
- struct batadv_priv *bat_priv = netdev_priv(dev);
- const char *name = dev->name;
- struct dentry *dir;
-
- dir = bat_priv->debug_dir;
- if (!dir)
- return;
-
- debugfs_rename(dir->d_parent, dir, dir->d_parent, name);
-}
-
-/**
- * batadv_debugfs_del_meshif() - Remove interface dependent debugfs entries
- * @dev: netdev struct of the soft interface
- */
-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;
- }
-}