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author | Imre Kaloz <kaloz@openwrt.org> | 2012-11-18 18:52:38 +0000 |
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committer | Imre Kaloz <kaloz@openwrt.org> | 2012-11-18 18:52:38 +0000 |
commit | 935ca3f3eb7435b50b91bc2ed341a4bbd6e759b0 (patch) | |
tree | 48e34d859046c692a221dddd165db5abc37feb90 /target/linux/generic/patches-3.7/911-kobject_add_broadcast_uevent.patch | |
parent | d0226aff1d62d39530819938ac116ee3cbb93efa (diff) | |
download | mtk-20170518-935ca3f3eb7435b50b91bc2ed341a4bbd6e759b0.zip mtk-20170518-935ca3f3eb7435b50b91bc2ed341a4bbd6e759b0.tar.gz mtk-20170518-935ca3f3eb7435b50b91bc2ed341a4bbd6e759b0.tar.bz2 |
add 3.7-rc6 support (patch 820 still has to be fixed)
SVN-Revision: 34247
Diffstat (limited to 'target/linux/generic/patches-3.7/911-kobject_add_broadcast_uevent.patch')
-rw-r--r-- | target/linux/generic/patches-3.7/911-kobject_add_broadcast_uevent.patch | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.7/911-kobject_add_broadcast_uevent.patch b/target/linux/generic/patches-3.7/911-kobject_add_broadcast_uevent.patch new file mode 100644 index 0000000..7bc6d15 --- /dev/null +++ b/target/linux/generic/patches-3.7/911-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[]; + +@@ -213,6 +215,10 @@ 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) +@@ -229,6 +235,16 @@ int add_uevent_var(struct kobj_uevent_en + 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 +@@ -382,6 +382,43 @@ 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; |