From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263795AbUGFMK3 (ORCPT ); Tue, 6 Jul 2004 08:10:29 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263790AbUGFMK3 (ORCPT ); Tue, 6 Jul 2004 08:10:29 -0400 Received: from colin2.muc.de ([193.149.48.15]:21260 "HELO colin2.muc.de") by vger.kernel.org with SMTP id S263795AbUGFMK1 (ORCPT ); Tue, 6 Jul 2004 08:10:27 -0400 Date: 6 Jul 2004 14:10:23 +0200 Date: Tue, 6 Jul 2004 14:10:23 +0200 From: Andi Kleen To: "R. J. Wysocki" Cc: linux-kernel@vger.kernel.org Subject: Re: x86-64 documentation Message-ID: <20040706121023.GA21440@muc.de> References: <200407042046.20124.rjwysocki@sisk.pl> <200407061206.01734.rjwysocki@sisk.pl> <20040706113148.GA3050@muc.de> <200407061352.48108.rjwysocki@sisk.pl> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200407061352.48108.rjwysocki@sisk.pl> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jul 06, 2004 at 01:52:48PM +0200, R. J. Wysocki wrote: > On Tuesday 06 of July 2004 13:31, Andi Kleen wrote: > > On Tue, Jul 06, 2004 at 12:06:01PM +0200, R. J. Wysocki wrote: > > > On Sunday 04 of July 2004 21:46, Andi Kleen wrote: > > > > On Sun, Jul 04, 2004 at 08:46:20PM +0200, R. J. Wysocki wrote: > > > > > I've just read the Documentation/x86_64/mm.txt. Is it up to date? > > > > > > > > Mostly yes. > > > > > > How about kernel stacks? Are they still 16k or they are 8k now? > > > > They were always 8k > > Hm. Does this mean that one register is reserved for the task_struct pointer > etc. (as stated in mm.txt) or is it done in a different way? GS points to a per CPU data structure and the current task is read from that. -Andi