summaryrefslogtreecommitdiffstats
path: root/target/linux/generic/patches-2.6.38/219-kobject_uevent.patch
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/generic/patches-2.6.38/219-kobject_uevent.patch')
-rw-r--r--target/linux/generic/patches-2.6.38/219-kobject_uevent.patch32
1 files changed, 32 insertions, 0 deletions
diff --git a/target/linux/generic/patches-2.6.38/219-kobject_uevent.patch b/target/linux/generic/patches-2.6.38/219-kobject_uevent.patch
new file mode 100644
index 000000000..f15749fa1
--- /dev/null
+++ b/target/linux/generic/patches-2.6.38/219-kobject_uevent.patch
@@ -0,0 +1,32 @@
+--- 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;