Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264160AbUDGTcp (ORCPT ); Wed, 7 Apr 2004 15:32:45 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264178AbUDGTcp (ORCPT ); Wed, 7 Apr 2004 15:32:45 -0400 Received: from fw.osdl.org ([65.172.181.6]:30445 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S264160AbUDGTco (ORCPT ); Wed, 7 Apr 2004 15:32:44 -0400 Date: Wed, 7 Apr 2004 12:34:55 -0700 From: Andrew Morton To: Andy Isaacson Cc: bug-coreutils@gnu.org, linux-kernel@vger.kernel.org Subject: Re: dd PATCH: add conv=direct Message-Id: <20040407123455.0de9ffa9.akpm@osdl.org> In-Reply-To: <20040407192432.GD2814@hexapodia.org> References: <20040406220358.GE4828@hexapodia.org> <20040406173326.0fbb9d7a.akpm@osdl.org> <20040407173116.GB2814@hexapodia.org> <20040407111841.78ae0021.akpm@osdl.org> <20040407192432.GD2814@hexapodia.org> X-Mailer: Sylpheed version 0.9.7 (GTK+ 1.2.10; i586-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 430 Lines: 12 Andy Isaacson wrote: > > Would there be any reason to allow O_DIRECT on the read side? Sure. It saves CPU, avoids blowing pagecache, just as with O_DIRECT writes. - 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/