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author | Imre Kaloz <kaloz@openwrt.org> | 2011-01-21 17:52:22 +0000 |
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committer | Imre Kaloz <kaloz@openwrt.org> | 2011-01-21 17:52:22 +0000 |
commit | 2a7bdb2ef04b744e08d54e65e2cd76780a71aa34 (patch) | |
tree | 7b8643b5144db15c53536abf69dec2a49aa31bef /target/linux/generic/patches-2.6.38/223-kobject-add-broadcast_uevent.patch | |
parent | 318102d24a60f6442052508c391aa984c5dbf97c (diff) | |
download | master-187ad058-2a7bdb2ef04b744e08d54e65e2cd76780a71aa34.tar.gz master-187ad058-2a7bdb2ef04b744e08d54e65e2cd76780a71aa34.tar.bz2 master-187ad058-2a7bdb2ef04b744e08d54e65e2cd76780a71aa34.zip |
[target/generic]: preliminary 2.6.38 support
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@25057 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/generic/patches-2.6.38/223-kobject-add-broadcast_uevent.patch')
-rw-r--r-- | target/linux/generic/patches-2.6.38/223-kobject-add-broadcast_uevent.patch | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/target/linux/generic/patches-2.6.38/223-kobject-add-broadcast_uevent.patch b/target/linux/generic/patches-2.6.38/223-kobject-add-broadcast_uevent.patch new file mode 100644 index 0000000000..7b36ab6115 --- /dev/null +++ b/target/linux/generic/patches-2.6.38/223-kobject-add-broadcast_uevent.patch @@ -0,0 +1,85 @@ +--- a/include/linux/kobject.h ++++ b/include/linux/kobject.h +@@ -31,6 +31,8 @@ + #define UEVENT_NUM_ENVP 32 /* number of env pointers */ + #define UEVENT_BUFFER_SIZE 2048 /* buffer for the variables */ + ++struct sk_buff; ++ + /* path to the userspace helper executed on an event */ + extern char uevent_helper[]; + +@@ -215,6 +217,10 @@ int add_uevent_var(struct kobj_uevent_en + + int kobject_action_type(const char *buf, size_t count, + enum kobject_action *type); ++ ++int broadcast_uevent(struct sk_buff *skb, __u32 pid, __u32 group, ++ gfp_t allocation); ++ + #else + static inline int kobject_uevent(struct kobject *kobj, + enum kobject_action action) +@@ -231,6 +237,16 @@ static inline int add_uevent_var(struct + static inline int kobject_action_type(const char *buf, size_t count, + enum kobject_action *type) + { return -EINVAL; } ++ ++void kfree_skb(struct sk_buff *); ++ ++static inline int broadcast_uevent(struct sk_buff *skb, __u32 pid, __u32 group, ++ gfp_t allocation) ++{ ++ kfree_skb(skb); ++ return 0; ++} ++ + #endif + + #endif /* _KOBJECT_H_ */ +--- a/lib/kobject_uevent.c ++++ b/lib/kobject_uevent.c +@@ -377,6 +377,43 @@ int add_uevent_var(struct kobj_uevent_en + EXPORT_SYMBOL_GPL(add_uevent_var); + + #if defined(CONFIG_NET) ++int broadcast_uevent(struct sk_buff *skb, __u32 pid, __u32 group, ++ gfp_t allocation) ++{ ++ struct uevent_sock *ue_sk; ++ int err = 0; ++ ++ /* send netlink message */ ++ mutex_lock(&uevent_sock_mutex); ++ list_for_each_entry(ue_sk, &uevent_sock_list, list) { ++ struct sock *uevent_sock = ue_sk->sk; ++ struct sk_buff *skb2; ++ ++ skb2 = skb_clone(skb, allocation); ++ if (!skb2) ++ break; ++ ++ err = netlink_broadcast(uevent_sock, skb2, pid, group, ++ allocation); ++ if (err) ++ break; ++ } ++ mutex_unlock(&uevent_sock_mutex); ++ ++ kfree_skb(skb); ++ return err; ++} ++#else ++int broadcast_uevent(struct sk_buff *skb, __u32 pid, __u32 group, ++ gfp_t allocation) ++{ ++ kfree_skb(skb); ++ return 0; ++} ++#endif ++EXPORT_SYMBOL_GPL(broadcast_uevent); ++ ++#if defined(CONFIG_NET) + static int uevent_net_init(struct net *net) + { + struct uevent_sock *ue_sk; |