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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-04-16 18:30:57 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-04-16 18:30:57 +0000
commit5ed970594e5968204fd460981508316edc4c0298 (patch)
treee6fb6200183e257b8f8cf45857f359b053bd2a0d /target/linux/generic/patches-2.6.38/910-kobject_uevent.patch
parent837777d736d83a89c1473730332e9b8890dd09e7 (diff)
kernel: reorganize 2.6.38 patches, clean up block2mtd patches
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26690 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/generic/patches-2.6.38/910-kobject_uevent.patch')
-rw-r--r--target/linux/generic/patches-2.6.38/910-kobject_uevent.patch32
1 files changed, 32 insertions, 0 deletions
diff --git a/target/linux/generic/patches-2.6.38/910-kobject_uevent.patch b/target/linux/generic/patches-2.6.38/910-kobject_uevent.patch
new file mode 100644
index 0000000000..f15749fa17
--- /dev/null
+++ b/target/linux/generic/patches-2.6.38/910-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;