Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753989Ab3IYXIZ (ORCPT ); Wed, 25 Sep 2013 19:08:25 -0400 Received: from mail-ve0-f180.google.com ([209.85.128.180]:37548 "EHLO mail-ve0-f180.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750896Ab3IYXIX (ORCPT ); Wed, 25 Sep 2013 19:08:23 -0400 MIME-Version: 1.0 In-Reply-To: <1380125886-10341-8-git-send-email-fweisbec@gmail.com> References: <1380125886-10341-1-git-send-email-fweisbec@gmail.com> <1380125886-10341-8-git-send-email-fweisbec@gmail.com> Date: Wed, 25 Sep 2013 16:08:20 -0700 X-Google-Sender-Auth: NUOzO8oSqhVVmySmnBwMeY60F9A Message-ID: Subject: Re: [PATCH 7/7] x86: Tell about irq stack coverage From: Linus Torvalds To: Frederic Weisbecker Cc: LKML , Benjamin Herrenschmidt , Paul Mackerras , Ingo Molnar , Thomas Gleixner , Peter Zijlstra , "H. Peter Anvin" , James Hogan , "James E.J. Bottomley" , Helge Deller , Martin Schwidefsky , Heiko Carstens , "David S. Miller" , Andrew Morton Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 860 Lines: 23 On Wed, Sep 25, 2013 at 9:18 AM, Frederic Weisbecker wrote: > +#ifdef CONFIG_X86_64 > +# define __ARCH_IRQ_EXIT_ON_IRQ_STACK > +#endif Ok, see the previous email, this should just be a single select IRQ_EXIT_ON_IRQ_STACK in under the "config X86_64" header in arch/x86/Kconfig. And as of right now, this patch series should do it for Power too, since I just merged Ben's branch, which contained commit 0366a1c70b89 ("powerpc/irq: Run softirqs off the top of the irq stack"). Again, just a single select in the arch/powerpc/Kconfig gile should be sufficient. Linus -- 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/