Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262551AbTIQAsz (ORCPT ); Tue, 16 Sep 2003 20:48:55 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262553AbTIQAsz (ORCPT ); Tue, 16 Sep 2003 20:48:55 -0400 Received: from obsidian.spiritone.com ([216.99.193.137]:19076 "EHLO obsidian.spiritone.com") by vger.kernel.org with ESMTP id S262551AbTIQAsy (ORCPT ); Tue, 16 Sep 2003 20:48:54 -0400 Date: Tue, 16 Sep 2003 17:48:04 -0700 From: "Martin J. Bligh" To: Ben Johnson , Linux Kernel Mailing List Subject: Re: linear vs. logical addresses? how does cpu interpret kernel addrs? Message-ID: <1562370000.1063759683@[10.10.2.4]> In-Reply-To: <20030916154747.A22526@blarg.net> References: <20030916154747.A22526@blarg.net> X-Mailer: Mulberry/2.2.1 (Linux/x86) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 649 Lines: 16 > 1) When I am referencing a pointer in the kernel, is the value of that > pointer variable interpreted by the cpu as a logical or linear address? > > 2) if I have two overlapping data/stack segments presently selected, > each with a different base, how does the cpu know which segment/base > address to use to get the linear address? IIRC, all the base segments are 0, so none of this matters ;-) M. - 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/