diff options
| author |   Alexander Aring <alex.aring@gmail.com> | 2015-12-09 22:46:30 +0100 |
|---|---|---|
| committer |   Marcel Holtmann <marcel@holtmann.org> | 2015-12-10 01:25:25 +0100 |
| commit | b1815fd949e5bd06d118019acf68f87c9414f705 (patch) | |
| tree | 5c3964d3a3020cbc75a1184834af8a0cda56a90e /net/6lowpan/core.c | |
| parent | 6lowpan: add lowpan dev register helpers (diff) | |
| download | linux-dev-b1815fd949e5bd06d118019acf68f87c9414f705.tar.xz linux-dev-b1815fd949e5bd06d118019acf68f87c9414f705.zip | |
6lowpan: add debugfs support
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>
Diffstat (limited to 'net/6lowpan/core.c')
| -rw-r--r-- | net/6lowpan/core.c | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/net/6lowpan/core.c b/net/6lowpan/core.c index 80fc50987cf3..c7f06f5c0121 100644 --- a/net/6lowpan/core.c +++ b/net/6lowpan/core.c @@ -15,9 +15,13 @@ #include <net/6lowpan.h> +#include "6lowpan_i.h" + int lowpan_register_netdevice(struct net_device *dev, enum lowpan_lltypes lltype) { + int ret; + dev->addr_len = EUI64_ADDR_LEN; dev->type = ARPHRD_6LOWPAN; dev->mtu = IPV6_MIN_MTU; @@ -25,7 +29,15 @@ int lowpan_register_netdevice(struct net_device *dev, lowpan_priv(dev)->lltype = lltype; - return register_netdevice(dev); + ret = lowpan_dev_debugfs_init(dev); + if (ret < 0) + return ret; + + ret = register_netdevice(dev); + if (ret < 0) + lowpan_dev_debugfs_exit(dev); + + return ret; } EXPORT_SYMBOL(lowpan_register_netdevice); @@ -44,6 +56,7 @@ EXPORT_SYMBOL(lowpan_register_netdev); void lowpan_unregister_netdevice(struct net_device *dev) { unregister_netdevice(dev); + lowpan_dev_debugfs_exit(dev); } EXPORT_SYMBOL(lowpan_unregister_netdevice); @@ -57,6 +70,12 @@ EXPORT_SYMBOL(lowpan_unregister_netdev); static int __init lowpan_module_init(void) { + int ret; + + ret = lowpan_debugfs_init(); + if (ret < 0) + return ret; + request_module_nowait("ipv6"); request_module_nowait("nhc_dest"); @@ -69,6 +88,13 @@ static int __init lowpan_module_init(void) return 0; } + +static void __exit lowpan_module_exit(void) +{ + lowpan_debugfs_exit(); +} + module_init(lowpan_module_init); +module_exit(lowpan_module_exit); MODULE_LICENSE("GPL"); |