From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932322AbYHHWIL (ORCPT ); Fri, 8 Aug 2008 18:08:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1762348AbYHHVzR (ORCPT ); Fri, 8 Aug 2008 17:55:17 -0400 Received: from rv-out-0506.google.com ([209.85.198.234]:58025 "EHLO rv-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1762266AbYHHVzB (ORCPT ); Fri, 8 Aug 2008 17:55:01 -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=WS0/648ZeBp2K+nsqmiCzO1bQehCtIdmOQHzqSYxDErhE4PFWkFZ09N+dN1qhuPwtI RkUf+UIpaXyD/ZPcRTTURDgGJZ53499T3vzZ8JfIwF08SDKNnhEA5dW4xRWyxyhehwUc hY+tJOCmLAQzucBisXRauEywOulGPK3ZIFPlI= 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 35/42] x86: check with without_new in show_interrupts Date: Fri, 8 Aug 2008 14:52:41 -0700 Message-Id: <1218232368-31228-36-git-send-email-yhlu.kernel@gmail.com> X-Mailer: git-send-email 1.5.4.5 In-Reply-To: <1218232368-31228-35-git-send-email-yhlu.kernel@gmail.com> References: <1218232368-31228-1-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-2-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-3-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-4-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-5-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-6-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-7-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-8-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-9-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-10-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-11-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-12-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-13-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-14-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-15-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-16-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-17-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-18-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-19-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-20-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-21-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-22-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-23-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-24-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-25-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-26-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-27-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-28-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-29-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-30-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-31-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-32-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-33-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-34-git-send-email-yhlu.kernel@gmail.com> <1218232368-31228-35-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 007e4a2..42b2c12 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