linux-kernel - Re: [V4 PATCH 3/3] bond: service netpoll arp queue on master device

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Message-ID: <20110223153041.GE11496@hmsreliant.think-freely.org>
Date:	Wed, 23 Feb 2011 10:30:41 -0500
From:	Neil Horman <nhorman@...hat.com>
To:	Cong Wang <amwang@...hat.com>
Cc:	linux-kernel@...r.kernel.org,
	Herbert Xu <herbert@...dor.hengli.com.au>,
	"David S. Miller" <davem@...emloft.net>,
	Neil Horman <nhorman@...driver.com>,
	Eric Dumazet <eric.dumazet@...il.com>, netdev@...r.kernel.org
Subject: Re: [V4 PATCH 3/3] bond: service netpoll arp queue on master device

On Wed, Feb 23, 2011 at 11:24:45PM +0800, Cong Wang wrote:
> Neil, ping. :)
> 
> 于 2011年02月18日 17:43, Amerigo Wang 写道:
> >Neil pointed out that we can't send ARP reply on behalf of slaves,
> >we need to move the arp queue to their bond device.
> >
> >Signed-off-by: WANG Cong<amwang@...hat.com>
> >Cc: Neil Horman<nhorman@...hat.com>
> >
> >---
> >  net/core/netpoll.c |    9 +++++++++
> >  1 files changed, 9 insertions(+), 0 deletions(-)
> >
> >diff --git a/net/core/netpoll.c b/net/core/netpoll.c
> >index f68e694..013e04a 100644
> >--- a/net/core/netpoll.c
> >+++ b/net/core/netpoll.c
> >@@ -193,6 +193,15 @@ void netpoll_poll_dev(struct net_device *dev)
> >
> >  	poll_napi(dev);
> >
> >+	if (dev->priv_flags&  IFF_SLAVE) {
> >+		if (dev->npinfo) {
> >+			struct net_device *bond_dev = dev->master;
> >+			struct sk_buff *skb;
> >+			while ((skb = skb_dequeue(&dev->npinfo->arp_tx)))
> >+				skb_queue_tail(&bond_dev->npinfo->arp_tx, skb);
> >+		}
> >+	}
> >+
> >  	service_arp_queue(dev->npinfo);
> >
> >  	zap_completion_queue();
> 
> 
> -- 
> 我认识的人越多，我就越喜欢狗。

seems reasonable, thanks!
Acked-by: Neil Horman <nhorman@...driver.com>

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