Commit 21ceda26 authored Mar 14, 2014 by Eric W. Biederman Committed by David S. Miller Mar 14, 2014

sky2: Don't receive packets when the napi budget == 0



Processing any incoming packets with a with a napi budget of 0
is incorrect driver behavior.

This matters as netpoll will shortly call drivers with a budget of 0
to avoid receive packet processing happening in hard irq context.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent cb013ea1

drivers/net/ethernet/marvell/sky2.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -2735,6 +2735,9 @@ static int sky2_status_intr(struct sky2_hw *hw, int to_do, u16 idx)
		unsigned int total_bytes[2] = { 0 };
		unsigned int total_packets[2] = { 0 };

		if (to_do <= 0)
		return work_done;

		rmb();
		do {
		struct sky2_port *sky2;