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Date: Tue, 14 Sep 2010 23:17:08 -0700 From: Shirley Ma <mashirle@...ibm.com> To: "Michael S. Tsirkin" <mst@...hat.com> Cc: "Xin, Xiaohui" <xiaohui.xin@...el.com>, Avi Kivity <avi@...hat.com>, David Miller <davem@...emloft.net>, "arnd@...db.de" <arnd@...db.de>, "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "kvm@...r.kernel.org" <kvm@...r.kernel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org> Subject: Re: [RFC PATCH 2/2] macvtap: TX zero copy between guest and host kernel On Wed, 2010-09-15 at 07:27 +0200, Michael S. Tsirkin wrote: > For some of the issues, try following the discussion around > net: af_packet: don't call tpacket_destruct_skb() until the skb is > sent > out. > > Summary: it's difficult to do correctly generally. Limiting ourselves > to transmit on specific devices might make it possible. Thanks for the tips. Shirley -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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