From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754902Ab1CUX4G (ORCPT ); Mon, 21 Mar 2011 19:56:06 -0400 Received: from kroah.org ([198.145.64.141]:49131 "EHLO coco.kroah.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755136Ab1CUXOI (ORCPT ); Mon, 21 Mar 2011 19:14:08 -0400 X-Mailbox-Line: From gregkh@clark.kroah.org Mon Mar 21 16:10:54 2011 Message-Id: <20110321231054.493495216@clark.kroah.org> User-Agent: quilt/0.48-16.4 Date: Mon, 21 Mar 2011 16:10:17 -0700 From: Greg KH To: linux-kernel@vger.kernel.org, stable@kernel.org Cc: stable-review@kernel.org, torvalds@linux-foundation.org, akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk, Thomas Gleixner , James Bottomley Subject: [37/44] [PARISC] fix per-cpu flag problem in the cpu affinity checkers In-Reply-To: <20110321231105.GA1744@kroah.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 2.6.32-longterm review patch. If anyone has any objections, please let us know. ------------------ From: Thomas Gleixner commit 9804c9eaeacfe78651052c5ddff31099f60ef78c upstream. The CHECK_IRQ_PER_CPU is wrong, it should be checking irq_to_desc(irq)->status not just irq. Signed-off-by: Thomas Gleixner Signed-off-by: James Bottomley Signed-off-by: Greg Kroah-Hartman --- arch/parisc/kernel/irq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/parisc/kernel/irq.c +++ b/arch/parisc/kernel/irq.c @@ -117,7 +117,7 @@ int cpu_check_affinity(unsigned int irq, int cpu_dest; /* timer and ipi have to always be received on all CPUs */ - if (CHECK_IRQ_PER_CPU(irq)) { + if (CHECK_IRQ_PER_CPU(irq_to_desc(irq)->status)) { /* Bad linux design decision. The mask has already * been set; we must reset it */ cpumask_setall(irq_desc[irq].affinity);