>-----Original Message----- >From: Eric Dumazet [mailto:eric.dumazet@xxxxxxxxx] >Sent: Monday, October 11, 2010 11:42 PM >To: David Miller >Cc: Xin, Xiaohui; netdev@xxxxxxxxxxxxxxx; kvm@xxxxxxxxxxxxxxx; >linux-kernel@xxxxxxxxxxxxxxx; mst@xxxxxxxxxx; mingo@xxxxxxx; >herbert@xxxxxxxxxxxxxxxxxxx; jdike@xxxxxxxxxxxxxxx >Subject: Re: [PATCH v12 06/17] Use callback to deal with skb_release_data() specially. > >Le lundi 11 octobre 2010 à 08:27 -0700, David Miller a écrit : >> From: "Xin, Xiaohui" <xiaohui.xin@xxxxxxxxx> >> Date: Mon, 11 Oct 2010 15:06:05 +0800 >> >> > That's to avoid the new cache miss caused by using destructor_arg in data path >> > like skb_release_data(). >> > That's based on the comment from Eric Dumazet on v7 patches. >> >> Thanks for the explanation. > >Anyway, frags[] must be the last field of "struct skb_shared_info" >since commit fed66381 (net: pskb_expand_head() optimization) > >It seems Xin worked on a quite old tree. > > I will rebase soon. Thanks Xiaohui -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
