Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755373Ab1F0WzB (ORCPT ); Mon, 27 Jun 2011 18:55:01 -0400 Received: from shards.monkeyblade.net ([198.137.202.13]:39873 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755262Ab1F0Wye (ORCPT ); Mon, 27 Jun 2011 18:54:34 -0400 Date: Mon, 27 Jun 2011 15:54:26 -0700 (PDT) Message-Id: <20110627.155426.51839633424542723.davem@davemloft.net> To: mashirle@us.ibm.com Cc: mst@redhat.com, eric.dumazet@gmail.com, avi@redhat.com, arnd@arndb.de, netdev@vger.kernel.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH V7 2/4 net-next] skbuff: Add userspace zero-copy buffers in skb From: David Miller In-Reply-To: <1309189510.21764.1.camel@localhost.localdomain> References: <1306610588.5180.87.camel@localhost.localdomain> <1309189510.21764.1.camel@localhost.localdomain> X-Mailer: Mew version 6.3 on Emacs 23.2 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.2.6 (shards.monkeyblade.net [198.137.202.13]); Mon, 27 Jun 2011 15:54:28 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 610 Lines: 14 From: Shirley Ma Date: Mon, 27 Jun 2011 08:45:10 -0700 > To support skb zero-copy, a pointer is needed to add to skb share info. > Do you agree with this approach? If not, do you have any other > suggestions? I really can't form an opinion unless I am shown the complete implementation, what this give us in return, what the impact is, etc. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/