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authorIngo Molnar <mingo@elte.hu>2006-07-03 00:25:09 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-07-03 15:27:07 -0700
commit06825ba3553151eea24206bc53d4fc3de49e0ab1 (patch)
tree9fb7a35ebd98b57a8be1f5e992256da1c15e82b1 /include/linux
parent3aceafc1e2596f1c2c4e053126561f00b68e3a1a (diff)
[PATCH] lockdep: annotate skb_queue_head_init
Teach special (multi-initialized) locking code to the lock validator. Has no effect on non-lockdep kernels. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Cc: "David S. Miller" <davem@davemloft.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/skbuff.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 57d7d4965f9..3597b4f1438 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -604,9 +604,12 @@ static inline __u32 skb_queue_len(const struct sk_buff_head *list_)
return list_->qlen;
}
+extern struct lock_class_key skb_queue_lock_key;
+
static inline void skb_queue_head_init(struct sk_buff_head *list)
{
spin_lock_init(&list->lock);
+ lockdep_set_class(&list->lock, &skb_queue_lock_key);
list->prev = list->next = (struct sk_buff *)list;
list->qlen = 0;
}