From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756332Ab2FNPni (ORCPT ); Thu, 14 Jun 2012 11:43:38 -0400 Received: from mail-qc0-f174.google.com ([209.85.216.174]:51514 "EHLO mail-qc0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756081Ab2FNPnh (ORCPT ); Thu, 14 Jun 2012 11:43:37 -0400 From: Ido Yariv To: mingo@kernel.org, hpa@zytor.com, tglx@linutronix.de, linux-tip-commits@vger.kernel.org, linux-kernel@vger.kernel.org Cc: wfg@linux.intel.com, shai@scalemp.com, Ido Yariv Subject: [PATCH] x86/vsmp: Fix linker error when CONFIG_PROC_FS is not set Date: Thu, 14 Jun 2012 18:43:08 +0300 Message-Id: <1339688588-12674-1-git-send-email-ido@wizery.com> X-Mailer: git-send-email 1.7.10.2 In-Reply-To: <20120614105130.GB8683@gmail.com> References: <20120614105130.GB8683@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org set_vsmp_pv_ops() references no_irq_affinity which is undeclared if CONFIG_PROC_FS isn't set. Fix this by adding an ifdef around this variable's access. Reported-by: Fengguang Wu Signed-off-by: Ido Yariv Acked-by: Shai Fultheim --- arch/x86/kernel/vsmp_64.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/x86/kernel/vsmp_64.c b/arch/x86/kernel/vsmp_64.c index 6b96a73..3f0285a 100644 --- a/arch/x86/kernel/vsmp_64.c +++ b/arch/x86/kernel/vsmp_64.c @@ -101,7 +101,10 @@ static void __init set_vsmp_pv_ops(void) #ifdef CONFIG_SMP if (cap & ctl & BIT(8)) { ctl &= ~BIT(8); +#ifdef CONFIG_PROC_FS + /* Don't let users change irq affinity via procfs */ no_irq_affinity = 1; +#endif } #endif -- 1.7.10.2