From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753938AbYL0ImP (ORCPT ); Sat, 27 Dec 2008 03:42:15 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751530AbYL0Il7 (ORCPT ); Sat, 27 Dec 2008 03:41:59 -0500 Received: from mx3.mail.elte.hu ([157.181.1.138]:40391 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751295AbYL0Il6 (ORCPT ); Sat, 27 Dec 2008 03:41:58 -0500 Date: Sat, 27 Dec 2008 09:41:40 +0100 From: Ingo Molnar To: Yinghai Lu Cc: Suresh Siddha , Thomas Gleixner , "H. Peter Anvin" , Andrew Morton , venkatesh.pallipadi@intel.com, "linux-kernel@vger.kernel.org" Subject: Re: [PATCH] sparseirq: fix hang with !SPARSE_IRQ Message-ID: <20081227084140.GA10687@elte.hu> References: <20081225020853.GI26490@linux-os.sc.intel.com> <4955CD57.8050702@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4955CD57.8050702@kernel.org> User-Agent: Mutt/1.5.18 (2008-05-17) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.3 -1.5 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 * Yinghai Lu wrote: > Impact: fix hang > > Suresh report his two sockets system only works with SPARSE_IRQ enable > it turns out we miss the setting desc->irq > > so provide early_irq_init() even !SPARSE_IRQ to set desc->irq > > Reported by: "Siddha, Suresh B" > Signed-off-by: Yinghai Lu > > --- > init/main.c | 6 ------ > kernel/irq/handle.c | 15 +++++++++++++++ > 2 files changed, 15 insertions(+), 6 deletions(-) applied to tip/irq/sparseirq - thanks Yinghai. This fixed a testsystem of mine as well that showed weird hangs with !sparseirq. Ingo