From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756362Ab0FPF4X (ORCPT ); Wed, 16 Jun 2010 01:56:23 -0400 Received: from mx3.mail.elte.hu ([157.181.1.138]:50766 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753996Ab0FPF4W (ORCPT ); Wed, 16 Jun 2010 01:56:22 -0400 Date: Wed, 16 Jun 2010 07:56:09 +0200 From: Ingo Molnar To: Christoph Hellwig Cc: x86@kernel.org, linux-kernel@vger.kernel.org, "H. Peter Anvin" , Thomas Gleixner , Arjan van de Ven Subject: Re: [PATCH] x86-32: always use irq stacks Message-ID: <20100616055609.GC17936@elte.hu> References: <20100526110923.GA28414@lst.de> <20100616051629.GA26012@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20100616051629.GA26012@lst.de> User-Agent: Mutt/1.5.20 (2009-08-17) X-ELTE-SpamScore: -2.0 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.0 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.5 -2.0 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Christoph Hellwig wrote: > ping? This just came up again as a side-issue in the direct reclaim thread. > x86-32 really is the only one out there still having this compared to the > other common architetures like x86-64, powerpc and s390. We should also make 8K stacks the default on 32-bit. I.e. remove all the Kconfig distinctions and make the stack model similar on 32-bit and 64-bit x86. Thanks, Ingo