Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262365AbUKKUo5 (ORCPT ); Thu, 11 Nov 2004 15:44:57 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262360AbUKKUnI (ORCPT ); Thu, 11 Nov 2004 15:43:08 -0500 Received: from mx1.elte.hu ([157.181.1.137]:35002 "EHLO mx1.elte.hu") by vger.kernel.org with ESMTP id S262356AbUKKUmt (ORCPT ); Thu, 11 Nov 2004 15:42:49 -0500 Date: Thu, 11 Nov 2004 22:44:53 +0100 From: Ingo Molnar To: Kirill Korotaev Cc: linux-kernel@vger.kernel.org Subject: Re: [PATCH] 4/4GB: remove FIXADDR_TOP changing Message-ID: <20041111214453.GB5643@elte.hu> References: <419390CC.9040805@sw.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <419390CC.9040805@sw.ru> User-Agent: Mutt/1.4.1i X-ELTE-SpamVersion: MailScanner 4.31.6-itk1 (ELTE 1.2) SpamAssassin 2.63 ClamAV 0.73 X-ELTE-VirusStatus: clean X-ELTE-SpamCheck: no X-ELTE-SpamCheck-Details: score=-4.9, required 5.9, autolearn=not spam, BAYES_00 -4.90 X-ELTE-SpamLevel: X-ELTE-SpamScore: -4 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 867 Lines: 23 * Kirill Korotaev wrote: > This patch fixes VSYSCALL_BASE/FIXADDR_TOP relations problems > in 4gb split kernels (under some combinations of options/patches): > - if FIXADDR_TOP is changed, VSYSCALL_BASE in vsyscall.lds should be > changed as well > - original 4gb split changes FIXADDR_TOP to be sure that stack > is 2 pages aligned, but vsyscall.lds uses hardcoded constants inside. > So we had /sbin/init loading problems due to ld-linux.so trying to > access wrong addresses in VSYSCALL page. > > The fix is the aligment of 4gb pages instead of alignment of > FIXADDR_TOP indeed - thanks! Ingo - 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/