Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Wed, 6 Nov 2002 17:37:40 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Wed, 6 Nov 2002 17:37:40 -0500 Received: from to-velocet.redhat.com ([216.138.202.10]:15102 "EHLO touchme.toronto.redhat.com") by vger.kernel.org with ESMTP id ; Wed, 6 Nov 2002 17:37:39 -0500 Date: Wed, 6 Nov 2002 17:44:18 -0500 From: Benjamin LaHaise To: Robert Love Cc: Manish Lachwani , "'linux-kernel@vger.kernel.org'" Subject: Re: Regarding zerocopy implementation ... Message-ID: <20021106174418.F18836@redhat.com> References: <233C89823A37714D95B1A891DE3BCE5202AB183D@xch-a.win.zambeel.com> <1036619185.3405.1407.camel@phantasy> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5.1i In-Reply-To: <1036619185.3405.1407.camel@phantasy>; from rml@tech9.net on Wed, Nov 06, 2002 at 04:46:24PM -0500 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 878 Lines: 19 On Wed, Nov 06, 2002 at 04:46:24PM -0500, Robert Love wrote: > On Wed, 2002-11-06 at 10:23, Manish Lachwani wrote: > > Is there a zerocopy receive implementation in Linux? I know that FreeBSD > > 5.0-CURRENT has such an implementation named zerocopy sockets and when used > > with a Alteon Tigon II NIC with header splitting turned on in Firmware, > > works well. Do we have any such implementation in Linux? Any reponse is > > greatly appreciated ... > > Yes, we have zero-copy networking if the device supports the requisite > features and the driver is so coded. But we do not perform zero copy receives to userland yet. -ben - 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/