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openwrt-xburst/target/linux/generic/patches-3.2/910-kobject_uevent.patch
jogo 04e6d374b6 kernel: add support for linux 3.2.1
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@29730 3c298f89-4303-0410-b956-a3cf2f4a3e73
2012-01-13 14:55:07 +00:00

33 lines
798 B
Diff

--- a/lib/kobject_uevent.c
+++ b/lib/kobject_uevent.c
@@ -49,6 +49,18 @@ static const char *kobject_actions[] = {
[KOBJ_OFFLINE] = "offline",
};
+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);
+
/**
* kobject_action_type - translate action string to numeric type
*
@@ -244,9 +256,7 @@ int kobject_uevent_env(struct kobject *k
kobj->state_remove_uevent_sent = 1;
/* we will send an event, so request a new sequence number */
- spin_lock(&sequence_lock);
- seq = ++uevent_seqnum;
- spin_unlock(&sequence_lock);
+ seq = uevent_next_seqnum();
retval = add_uevent_var(env, "SEQNUM=%llu", (unsigned long long)seq);
if (retval)
goto exit;