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Diffstat (limited to 'include/net/sctp')
-rw-r--r--include/net/sctp/sctp.h14
-rw-r--r--include/net/sctp/ulpevent.h1
2 files changed, 15 insertions, 0 deletions
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index ee68a312407..764e3af5be9 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -139,6 +139,7 @@ int sctp_inet_listen(struct socket *sock, int backlog);
void sctp_write_space(struct sock *sk);
unsigned int sctp_poll(struct file *file, struct socket *sock,
poll_table *wait);
+void sctp_sock_rfree(struct sk_buff *skb);
/*
* sctp/primitive.c
@@ -444,6 +445,19 @@ static inline struct list_head *sctp_list_dequeue(struct list_head *list)
return result;
}
+/* SCTP version of skb_set_owner_r. We need this one because
+ * of the way we have to do receive buffer accounting on bundled
+ * chunks.
+ */
+static inline void sctp_skb_set_owner_r(struct sk_buff *skb, struct sock *sk)
+{
+ struct sctp_ulpevent *event = sctp_skb2event(skb);
+
+ skb->sk = sk;
+ skb->destructor = sctp_sock_rfree;
+ atomic_add(event->rmem_len, &sk->sk_rmem_alloc);
+}
+
/* Tests if the list has one and only one entry. */
static inline int sctp_list_single_entry(struct list_head *head)
{
diff --git a/include/net/sctp/ulpevent.h b/include/net/sctp/ulpevent.h
index 6c40cfc4832..1a4ddc1ec7d 100644
--- a/include/net/sctp/ulpevent.h
+++ b/include/net/sctp/ulpevent.h
@@ -63,6 +63,7 @@ struct sctp_ulpevent {
__u32 cumtsn;
int msg_flags;
int iif;
+ unsigned int rmem_len;
};
/* Retrieve the skb this event sits inside of. */