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-rw-r--r--include/net/sock.h14
1 files changed, 7 insertions, 7 deletions
diff --git a/include/net/sock.h b/include/net/sock.h
index adab9dc58183..73a4f9702a65 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1558,7 +1558,11 @@ static inline void sk_wake_async(struct sock *sk, int how, int band)
}
#define SOCK_MIN_SNDBUF 2048
-#define SOCK_MIN_RCVBUF 256
+/*
+ * Since sk_rmem_alloc sums skb->truesize, even a small frame might need
+ * sizeof(sk_buff) + MTU + padding, unless net driver perform copybreak
+ */
+#define SOCK_MIN_RCVBUF (2048 + sizeof(struct sk_buff))
static inline void sk_stream_moderate_sndbuf(struct sock *sk)
{
@@ -1670,17 +1674,13 @@ static inline void sock_recv_ts_and_drops(struct msghdr *msg, struct sock *sk,
/**
* sock_tx_timestamp - checks whether the outgoing packet is to be time stamped
- * @msg: outgoing packet
* @sk: socket sending this packet
- * @shtx: filled with instructions for time stamping
+ * @tx_flags: filled with instructions for time stamping
*
* Currently only depends on SOCK_TIMESTAMPING* flags. Returns error code if
* parameters are invalid.
*/
-extern int sock_tx_timestamp(struct msghdr *msg,
- struct sock *sk,
- union skb_shared_tx *shtx);
-
+extern int sock_tx_timestamp(struct sock *sk, __u8 *tx_flags);
/**
* sk_eat_skb - Release a skb if it is no longer needed