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Diffstat (limited to 'target/linux/generic-2.6/patches-2.6.21/213-kobject_uevent.patch')
-rw-r--r--target/linux/generic-2.6/patches-2.6.21/213-kobject_uevent.patch39
1 files changed, 39 insertions, 0 deletions
diff --git a/target/linux/generic-2.6/patches-2.6.21/213-kobject_uevent.patch b/target/linux/generic-2.6/patches-2.6.21/213-kobject_uevent.patch
new file mode 100644
index 0000000000..0039b9f3e8
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.21/213-kobject_uevent.patch
@@ -0,0 +1,39 @@
+Index: linux-2.6.21.7/lib/kobject_uevent.c
+===================================================================
+--- linux-2.6.21.7.orig/lib/kobject_uevent.c
++++ linux-2.6.21.7/lib/kobject_uevent.c
+@@ -30,9 +30,22 @@ u64 uevent_seqnum;
+ char uevent_helper[UEVENT_HELPER_PATH_LEN] = "/sbin/hotplug";
+ static DEFINE_SPINLOCK(sequence_lock);
+ #if defined(CONFIG_NET)
+-static struct sock *uevent_sock;
++struct sock *uevent_sock = NULL;
++EXPORT_SYMBOL_GPL(uevent_sock);
+ #endif
+
++u64 uevent_next_seqnum(void)
++{
++ u64 seq;
++
++ spin_lock(&sequence_lock);
++ seq = ++uevent_seqnum;
++ spin_unlock(&sequence_lock);
++
++ return seq;
++}
++EXPORT_SYMBOL_GPL(uevent_next_seqnum);
++
+ static char *action_to_string(enum kobject_action action)
+ {
+ switch (action) {
+@@ -171,9 +184,7 @@ int kobject_uevent_env(struct kobject *k
+ }
+
+ /* we will send an event, request a new sequence number */
+- spin_lock(&sequence_lock);
+- seq = ++uevent_seqnum;
+- spin_unlock(&sequence_lock);
++ seq = uevent_next_seqnum();
+ sprintf(seq_buff, "SEQNUM=%llu", (unsigned long long)seq);
+
+ #if defined(CONFIG_NET)