From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758387AbYHJHvZ (ORCPT ); Sun, 10 Aug 2008 03:51:25 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755803AbYHJHjY (ORCPT ); Sun, 10 Aug 2008 03:39:24 -0400 Received: from rv-out-0506.google.com ([209.85.198.229]:3859 "EHLO rv-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756108AbYHJHjW (ORCPT ); Sun, 10 Aug 2008 03:39:22 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; b=LhJT3PDTOw+b2p+cy12V3K+HuXrQVSyVIPynYs/qZo54QbPjt1auqSzqqgdMyA/RQm 4HX8vJteexJB2J+du9+dtLqjfypUsRSPdW84+9RyR3ZNcCsdKmtoxKk/ILmqxxf5jL8L ga18oQpX515cUHsD0RTGhI2qEpuh+M3HRJI1k= From: Yinghai Lu To: Ingo Molnar , Thomas Gleixner , "H. Peter Anvin" , "Eric W. Biederman" , Dhaval Giani , Mike Travis , Andrew Morton Cc: linux-kernel@vger.kernel.org, Yinghai Lu Subject: [PATCH 38/43] x86: check with without_new in show_interrupts Date: Sun, 10 Aug 2008 00:36:27 -0700 Message-Id: <1218353792-3355-39-git-send-email-yhlu.kernel@gmail.com> X-Mailer: git-send-email 1.5.4.5 In-Reply-To: <1218353792-3355-38-git-send-email-yhlu.kernel@gmail.com> References: <1218353792-3355-1-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-2-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-3-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-4-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-5-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-6-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-7-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-8-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-9-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-10-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-11-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-12-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-13-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-14-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-15-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-16-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-17-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-18-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-19-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-20-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-21-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-22-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-23-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-24-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-25-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-26-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-27-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-28-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-29-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-30-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-31-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-32-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-33-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-34-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-35-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-36-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-37-git-send-email-yhlu.kernel@gmail.com> <1218353792-3355-38-git-send-email-yhlu.kernel@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org so don't get new one that we don't need Signed-off-by: Yinghai Lu --- arch/x86/kernel/irq_64.c | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-) diff --git a/arch/x86/kernel/irq_64.c b/arch/x86/kernel/irq_64.c index e3117de..2acb719 100644 --- a/arch/x86/kernel/irq_64.c +++ b/arch/x86/kernel/irq_64.c @@ -83,7 +83,10 @@ int show_interrupts(struct seq_file *p, void *v) if (i < nr_irqs) { unsigned any_count = 0; - struct irq_desc *desc = irq_desc(i); + struct irq_desc *desc = irq_desc_without_new(i); + + if (!desc) + return 0; spin_lock_irqsave(&desc->lock, flags); #ifndef CONFIG_SMP -- 1.5.4.5