From: Linus Luessing linus.luessing@web.de
batman-adv used to export the vis data using different formats that were switchable via /proc/net/batman-adv/vis_format. The various formats moved to user space and rendered this configuration switch useless.
Signed-off-by: Linus Luessing linus.luessing@web.de Signed-off-by: Marek Lindner lindner_marek@yahoo.de Signed-off-by: Andrew Lunn andrew@lunn.ch --- drivers/staging/batman-adv/proc.c | 79 +------------------------------------ drivers/staging/batman-adv/vis.h | 5 -- 2 files changed, 1 insertions(+), 83 deletions(-)
diff --git a/drivers/staging/batman-adv/proc.c b/drivers/staging/batman-adv/proc.c index 352b883..f1adf57 100644 --- a/drivers/staging/batman-adv/proc.c +++ b/drivers/staging/batman-adv/proc.c @@ -29,13 +29,11 @@ #include "vis.h" #include "compat.h"
-static uint8_t vis_format = DOT_DRAW; - static struct proc_dir_entry *proc_batman_dir, *proc_interface_file; static struct proc_dir_entry *proc_orig_interval_file, *proc_originators_file; static struct proc_dir_entry *proc_transt_local_file; static struct proc_dir_entry *proc_transt_global_file; -static struct proc_dir_entry *proc_vis_file, *proc_vis_format_file; +static struct proc_dir_entry *proc_vis_file; static struct proc_dir_entry *proc_aggr_file;
static int proc_interfaces_read(struct seq_file *seq, void *offset) @@ -401,11 +399,8 @@ static int proc_vis_read(struct seq_file *seq, void *offset) struct vis_info_entry *entries; HLIST_HEAD(vis_if_list); int i; - uint8_t current_format; char tmp_addr_str[ETH_STR_LEN];
- current_format = vis_format; - rcu_read_lock(); if (list_empty(&if_list) || (!is_vis_server())) { rcu_read_unlock(); @@ -471,55 +466,6 @@ static int proc_vis_open(struct inode *inode, struct file *file) return single_open(file, proc_vis_read, NULL); }
-static int proc_vis_format_read(struct seq_file *seq, void *offset) -{ - uint8_t current_format = vis_format; - - seq_printf(seq, "[%c] %s\n", - (current_format == DOT_DRAW) ? 'x' : ' ', - VIS_FORMAT_DD_NAME); - seq_printf(seq, "[%c] %s\n", - (current_format == JSON) ? 'x' : ' ', - VIS_FORMAT_JSON_NAME); - return 0; -} - -static int proc_vis_format_open(struct inode *inode, struct file *file) -{ - return single_open(file, proc_vis_format_read, NULL); -} - -static ssize_t proc_vis_format_write(struct file *file, - const char __user *buffer, - size_t count, loff_t *ppos) -{ - char *vis_format_string; - int not_copied = 0; - - vis_format_string = kmalloc(count, GFP_KERNEL); - - if (!vis_format_string) - return -ENOMEM; - - not_copied = copy_from_user(vis_format_string, buffer, count); - vis_format_string[count - not_copied - 1] = 0; - - if (strcmp(vis_format_string, VIS_FORMAT_DD_NAME) == 0) { - printk(KERN_INFO "batman-adv:Setting VIS output format to: %s\n", - VIS_FORMAT_DD_NAME); - vis_format = DOT_DRAW; - } else if (strcmp(vis_format_string, VIS_FORMAT_JSON_NAME) == 0) { - printk(KERN_INFO "batman-adv:Setting VIS output format to: %s\n", - VIS_FORMAT_JSON_NAME); - vis_format = JSON; - } else - printk(KERN_ERR "batman-adv:Unknown VIS output format: %s\n", - vis_format_string); - - kfree(vis_format_string); - return count; -} - static int proc_aggr_read(struct seq_file *seq, void *offset) { seq_printf(seq, "%i\n", atomic_read(&aggregation_enabled)); @@ -583,15 +529,6 @@ static const struct file_operations proc_aggr_fops = { .release = single_release, };
-static const struct file_operations proc_vis_format_fops = { - .owner = THIS_MODULE, - .open = proc_vis_format_open, - .read = seq_read, - .write = proc_vis_format_write, - .llseek = seq_lseek, - .release = single_release, -}; - static const struct file_operations proc_vis_fops = { .owner = THIS_MODULE, .open = proc_vis_open, @@ -666,9 +603,6 @@ void cleanup_procfs(void) if (proc_vis_file) remove_proc_entry(PROC_FILE_VIS, proc_batman_dir);
- if (proc_vis_format_file) - remove_proc_entry(PROC_FILE_VIS_FORMAT, proc_batman_dir); - if (proc_aggr_file) remove_proc_entry(PROC_FILE_AGGR, proc_batman_dir);
@@ -755,17 +689,6 @@ int setup_procfs(void) return -EFAULT; }
- proc_vis_format_file = create_proc_entry(PROC_FILE_VIS_FORMAT, - S_IWUSR | S_IRUGO, - proc_batman_dir); - if (proc_vis_format_file) { - proc_vis_format_file->proc_fops = &proc_vis_format_fops; - } else { - printk(KERN_ERR "batman-adv: Registering the '/proc/net/%s/%s' file failed\n", PROC_ROOT_DIR, PROC_FILE_VIS_FORMAT); - cleanup_procfs(); - return -EFAULT; - } - proc_aggr_file = create_proc_entry(PROC_FILE_AGGR, S_IWUSR | S_IRUGO, proc_batman_dir); if (proc_aggr_file) { diff --git a/drivers/staging/batman-adv/vis.h b/drivers/staging/batman-adv/vis.h index 276faba..ff88a43 100644 --- a/drivers/staging/batman-adv/vis.h +++ b/drivers/staging/batman-adv/vis.h @@ -45,11 +45,6 @@ struct recvlist_node { uint8_t mac[ETH_ALEN]; };
-enum vis_formats { - DOT_DRAW, - JSON, -}; - extern struct hashtable_t *vis_hash; extern spinlock_t vis_hash_lock;