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-rw-r--r--net/socket.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/net/socket.c b/net/socket.c
index 954f3381cc8a..807935693846 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -668,6 +668,21 @@ void __sock_recv_timestamp(struct msghdr *msg, struct sock *sk,
EXPORT_SYMBOL_GPL(__sock_recv_timestamp);
+inline void sock_recv_drops(struct msghdr *msg, struct sock *sk, struct sk_buff *skb)
+{
+ if (sock_flag(sk, SOCK_RXQ_OVFL) && skb && skb->dropcount)
+ put_cmsg(msg, SOL_SOCKET, SO_RXQ_OVFL,
+ sizeof(__u32), &skb->dropcount);
+}
+
+void sock_recv_ts_and_drops(struct msghdr *msg, struct sock *sk,
+ struct sk_buff *skb)
+{
+ sock_recv_timestamp(msg, sk, skb);
+ sock_recv_drops(msg, sk, skb);
+}
+EXPORT_SYMBOL_GPL(sock_recv_ts_and_drops);
+
static inline int __sock_recvmsg(struct kiocb *iocb, struct socket *sock,
struct msghdr *msg, size_t size, int flags)
{