tipc: step sk->sk_drops when rcv buffer is full
Currently when tipc is unable to queue a received message on a socket, the message is rejected back to the sender with error TIPC_ERR_OVERLOAD. However, the application on this socket has no knowledge about these discards. In this commit, we try to step the sk_drops counter when tipc is unable to queue a received message. Export sk_drops using tipc socket diagnostics. Acked-by: Jon Maloy <jon.maloy@ericsson.com> Acked-by: Ying Xue <ying.xue@windriver.com> Signed-off-by: GhantaKrishnamurthy MohanKrishna <mohan.krishna.ghanta.krishnamurthy@ericsson.com> Signed-off-by: Parthasarathy Bhuvaragan <parthasarathy.bhuvaragan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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