From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752527Ab0JPCCa (ORCPT ); Fri, 15 Oct 2010 22:02:30 -0400 Received: from terminus.zytor.com ([198.137.202.10]:39529 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752230Ab0JPCC3 (ORCPT ); Fri, 15 Oct 2010 22:02:29 -0400 X-User-Agent: K-9 Mail for Android References: <4CB8EE8A.5020900@goop.org> <4CB8EF30.7060504@goop.org> In-Reply-To: <4CB8EF30.7060504@goop.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Subject: Re: [Xen-devel] Re: [tip:irq/core] x86: xen: Sanitise sparse_irq handling From: "H. Peter Anvin" Date: Fri, 15 Oct 2010 19:01:36 -0700 To: Jeremy Fitzhardinge , "linux-kernel@vger.kernel.org" , "mingo@redhat.com" , Jeremy Fitzhardinge , "tglx@linutronix.de" , "mingo@elte.hu" CC: "Xen-devel@lists.xensource.com" , Ian Campbell , "linux-tip-commits@vger.kernel.org" Message-ID: <6a6702dc-7dbb-47a3-a0cf-18c8a65252fe@email.android.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org It should. "Jeremy Fitzhardinge" wrote: > On 10/15/2010 05:15 PM, Jeremy Fitzhardinge wrote: >> On 10/12/2010 01:29 PM, tip-bot for Thomas Gleixner wrote: >>> Commit-ID: 77dff1c755c3218691e95e7e38ee14323b35dbdb >>> Gitweb: http://git.kernel.org/tip/77dff1c755c3218691e95e7e38ee14323b35dbdb >>> Author: Thomas Gleixner >>> AuthorDate: Wed, 29 Sep 2010 17:37:10 +0200 >>> Committer: Thomas Gleixner >>> CommitDate: Tue, 12 Oct 2010 16:53:44 +0200 >>> >>> x86: xen: Sanitise sparse_irq handling >>> >>> There seems to be more cleanups possible, but that's left to the xen >>> experts :) >> This causes the kernel to fail to boot under Xen. The WARN_ON(res != >> irq) triggers and nobody is very happy about the results. > >Of course the really interesting question is whether this sparse irq >rework allows us to hang our extra per-irq information of the irq_data >structure now, rather than having to maintain all these auxiliary arrays? > >Thanks, > J -- Sent from my mobile phone. Please pardon any lack of formatting.