Commit b3529744 authored Mar 14, 2014 by Eric W. Biederman Committed by David S. Miller Mar 14, 2014

bnx2x: 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 1c79a5a8

drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c

+2 −0

Original line number	Original line	Diff line number	Diff line
	@@ -872,6 +872,8 @@ static int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget)
	if (unlikely(bp->panic))		if (unlikely(bp->panic))
	return 0;		return 0;
	#endif		#endif
			if (budget <= 0)
			return rx_pkt;

	bd_cons = fp->rx_bd_cons;		bd_cons = fp->rx_bd_cons;
	bd_prod = fp->rx_bd_prod;		bd_prod = fp->rx_bd_prod;