From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 23 Jan 2001 13:39:01 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 23 Jan 2001 13:38:51 -0500 Received: from jump-isi.interactivesi.com ([207.8.4.2]:22001 "HELO dinero.interactivesi.com") by vger.kernel.org with SMTP id ; Tue, 23 Jan 2001 13:38:43 -0500 Date: Tue, 23 Jan 2001 12:38:42 -0600 From: Timur Tabi Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org In-Reply-To: In-Reply-To: <3A6D5D28.C132D416@sangate.com> Subject: Re: ioremap_nocache problem? X-Mailer: The Polarbar Mailer; version=1.19a; build=73 Message-Id: <20010123183847Z131216-18594+636@vger.kernel.org> To: unlisted-recipients:; (no To-header on input)@pop.zip.com.au Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org ** Reply to message from Roman Zippel on Tue, 23 Jan 2001 19:12:36 +0100 (MET) > ioremap creates a new mapping that shouldn't interfere with MTRR, whereas > you can map a MTRR mapped area into userspace. But I'm not sure if it's > correct that no flag is set for boot_cpu_data.x86 <= 3... I was under the impression that the "don't cache" bit that ioremap_nocache sets overrides any MTRR. -- Timur Tabi - ttabi@interactivesi.com Interactive Silicon - http://www.interactivesi.com When replying to a mailing-list message, please direct the reply to the mailing list only. Don't send another copy to me. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/