From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756135AbZHYThz (ORCPT ); Tue, 25 Aug 2009 15:37:55 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756106AbZHYThy (ORCPT ); Tue, 25 Aug 2009 15:37:54 -0400 Received: from mail-ew0-f206.google.com ([209.85.219.206]:34556 "EHLO mail-ew0-f206.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755303AbZHYThy (ORCPT ); Tue, 25 Aug 2009 15:37:54 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; b=DWPs64jWR8KhixapP15Re6SzOmiY8BrvitimbrBTu98W/buUIFK9KHZWoOPlUlO/k6 9NyflOpUcOZPOsj7ZxjwPaXmIvpQEKR0EA93M4EPomPXqRYSssePl5z0j4B/pKFpnJRR 3OwInwkQ9uTwG7IhXHk2Z/qmbaF6/NNeyJzzg= MIME-Version: 1.0 In-Reply-To: <1251227779-24347-1-git-send-email-penberg@cs.helsinki.fi> References: <1251227779-24347-1-git-send-email-penberg@cs.helsinki.fi> Date: Tue, 25 Aug 2009 15:37:38 -0400 Message-ID: <73c1f2160908251237i3d32b39eu8e198e56610d5724@mail.gmail.com> Subject: Re: [PATCH] x86: Execute WP test after interrupts are enabled From: Brian Gerst To: Pekka Enberg Cc: mingo@elte.hu, linux-kernel@vger.kernel.org, Jeremy Fitzhardinge Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Is there any reason to run this test at all on Xen? It's only needed for real 386 and some broken 486 processors. On Tue, Aug 25, 2009 at 3:16 PM, Pekka Enberg wrote: > Commit 83b519e8b9572c319c8e0c615ee5dd7272856090 ("slab: setup allocators > earlier in the boot sequence") changed the boot sequence to call > mem_init() early. Unfortunately Xen is not prepared to handle the WP test at > that point so we need to make the test run later.