Commit 2c645800 authored by stephen hemminger's avatar stephen hemminger Committed by David S. Miller
Browse files

netlink: wake up netlink listeners sooner (v2) 



This patch changes it to yield sooner at halfway instead. Still not a cure-all
for listener overrun if listner is slow, but works much reliably.

Signed-off-by: default avatarStephen Hemminger <shemminger@vyatta.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent b57ef81f

net/netlink/af_netlink.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -959,7 +959,7 @@ static int netlink_broadcast_deliver(struct sock *sk, struct sk_buff *skb) 
		skb_set_owner_r(skb, sk);

		skb_set_owner_r(skb, sk);

		skb_queue_tail(&sk->sk_receive_queue, skb);

		skb_queue_tail(&sk->sk_receive_queue, skb);

		sk->sk_data_ready(sk, skb->len);

		sk->sk_data_ready(sk, skb->len);

		return atomic_read(&sk->sk_rmem_alloc) > sk->sk_rcvbuf;

		return atomic_read(&sk->sk_rmem_alloc) > (sk->sk_rcvbuf >> 1);

	}

	}

	return -1;

	return -1;

}

}