From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753841AbZHZXVM (ORCPT ); Wed, 26 Aug 2009 19:21:12 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753727AbZHZXVL (ORCPT ); Wed, 26 Aug 2009 19:21:11 -0400 Received: from hera.kernel.org ([140.211.167.34]:55261 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753688AbZHZXVK (ORCPT ); Wed, 26 Aug 2009 19:21:10 -0400 Message-ID: <4A95C32D.5040605@kernel.org> Date: Wed, 26 Aug 2009 16:20:13 -0700 From: Yinghai Lu User-Agent: Thunderbird 2.0.0.22 (X11/20090605) MIME-Version: 1.0 To: Ingo Molnar , Jesse Barnes , "H. Peter Anvin" , Thomas Gleixner , "linux-kernel@vger.kernel.org" CC: Andrew Morton Subject: [PATCH] irq: make sure irq_desc for legacy irq get correct node setting References: <20090826214323.GC25536@elte.hu> In-Reply-To: <20090826214323.GC25536@elte.hu> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org when there is no ram on node 0 Signed-off-by: Yinghai Lu --- kernel/irq/handle.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) Index: linux-2.6/kernel/irq/handle.c =================================================================== --- linux-2.6.orig/kernel/irq/handle.c +++ linux-2.6/kernel/irq/handle.c @@ -161,7 +161,7 @@ int __init early_irq_init(void) desc = irq_desc_legacy; legacy_count = ARRAY_SIZE(irq_desc_legacy); - node = first_online_node; + node = first_online_node; /* allocate irq_desc_ptrs array based on nr_irqs */ irq_desc_ptrs = kcalloc(nr_irqs, sizeof(void *), GFP_NOWAIT); @@ -172,6 +172,9 @@ int __init early_irq_init(void) for (i = 0; i < legacy_count; i++) { desc[i].irq = i; +#ifdef CONFIG_SMP + desc[i].node = node; +#endif desc[i].kstat_irqs = kstat_irqs_legacy + i * nr_cpu_ids; lockdep_set_class(&desc[i].lock, &irq_desc_lock_class); alloc_desc_masks(&desc[i], node, true);