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| author | Antonio Quartulli <ordex@autistici.org> | 2012-10-16 10:04:39 +0200 |
|---|---|---|
| committer | Antonio Quartulli <ordex@autistici.org> | 2012-11-21 12:34:49 +0100 |
| commit | 637fbd12947b5645d8c16c982aa15c17ab695b0a (patch) | |
| tree | a8445d72399cb574cfac136e911bfd5a65ed3fc9 /net | |
| parent | c76d15253aeaf8ee3beee932d1950296431bec96 (diff) | |
| download | lwn-637fbd12947b5645d8c16c982aa15c17ab695b0a.tar.gz lwn-637fbd12947b5645d8c16c982aa15c17ab695b0a.zip | |
batman-adv: support array of debugfs general attributes
This patch adds support for an array of debugfs general (not soft_iface
specific) attributes. With this change it will be possible to add more general
attributes by simply appending them to the array without touching the rest of
the code.
Reported-by: Marek Lindner <lindner_marek@yahoo.de>
Signed-off-by: Antonio Quartulli <ordex@autistici.org>
Acked-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
Diffstat (limited to 'net')
| -rw-r--r-- | net/batman-adv/debugfs.c | 34 |
1 files changed, 25 insertions, 9 deletions
diff --git a/net/batman-adv/debugfs.c b/net/batman-adv/debugfs.c index 3f679cb2d0e2..6f58ddd53bff 100644 --- a/net/batman-adv/debugfs.c +++ b/net/batman-adv/debugfs.c @@ -323,7 +323,17 @@ struct batadv_debuginfo batadv_debuginfo_##_name = { \ } \ }; +/* 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, S_IRUGO, 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(originators, S_IRUGO, batadv_originators_open); static BATADV_DEBUGINFO(gateways, S_IRUGO, batadv_gateways_open); static BATADV_DEBUGINFO(transtable_global, S_IRUGO, @@ -358,7 +368,7 @@ static struct batadv_debuginfo *batadv_mesh_debuginfos[] = { void batadv_debugfs_init(void) { - struct batadv_debuginfo *bat_debug; + struct batadv_debuginfo **bat_debug; struct dentry *file; batadv_debugfs = debugfs_create_dir(BATADV_DEBUGFS_SUBDIR, NULL); @@ -366,17 +376,23 @@ void batadv_debugfs_init(void) batadv_debugfs = NULL; if (!batadv_debugfs) - goto out; + goto err; - bat_debug = &batadv_debuginfo_routing_algos; - 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 debugfs file: %s\n", bat_debug->attr.name); + 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; + } + } -out: return; +err: + debugfs_remove_recursive(batadv_debugfs); } void batadv_debugfs_destroy(void) |