From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Tue, 23 Jan 2001 12:38:42 -0600 From: Timur Tabi In-Reply-To: References: <3A6D5D28.C132D416@sangate.com> Subject: Re: ioremap_nocache problem? Message-Id: <20010123183603Z131186-221+36@kanga.kvack.org> Sender: owner-linux-mm@kvack.org Return-Path: Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org List-ID: ** 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, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux.eu.org/Linux-MM/