Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932184AbWC3MD3 (ORCPT ); Thu, 30 Mar 2006 07:03:29 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932183AbWC3MD3 (ORCPT ); Thu, 30 Mar 2006 07:03:29 -0500 Received: from mx2.mail.elte.hu ([157.181.151.9]:37357 "EHLO mx2.mail.elte.hu") by vger.kernel.org with ESMTP id S932180AbWC3MD2 (ORCPT ); Thu, 30 Mar 2006 07:03:28 -0500 Date: Thu, 30 Mar 2006 14:00:55 +0200 From: Ingo Molnar To: Jens Axboe Cc: linux-kernel@vger.kernel.org, akpm@osdl.org, torvalds@osdl.org Subject: Re: [PATCH] splice support #2 Message-ID: <20060330120055.GA10402@elte.hu> References: <20060330100630.GT13476@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060330100630.GT13476@suse.de> User-Agent: Mutt/1.4.2.1i X-ELTE-SpamScore: -2.6 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.6 required=5.9 tests=ALL_TRUSTED,AWL,BAYES_50 autolearn=no SpamAssassin version=3.0.3 -3.3 ALL_TRUSTED Did not pass through any untrusted hosts 0.0 BAYES_50 BODY: Bayesian spam probability is 40 to 60% [score: 0.5000] 0.7 AWL AWL: From: address is in the auto white-list X-ELTE-VirusStatus: clean Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 739 Lines: 20 * Jens Axboe wrote: > Hi, > > This patch should resolve all issues mentioned so far. I'd still like > to implement the page moving, but that should just be a separate > patch. neat stuff. One question: why do we require fdin or fdout to be a pipe? Is there any fundamental problem with implementing what Larry's original paper described too: straight pagecache -> socket transfers? Without a pipe intermediary forced inbetween. It only adds unnecessary overhead. Ingo - 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/