From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754713Ab2AEMpR (ORCPT ); Thu, 5 Jan 2012 07:45:17 -0500 Received: from mail-iy0-f174.google.com ([209.85.210.174]:51621 "EHLO mail-iy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751184Ab2AEMpP (ORCPT ); Thu, 5 Jan 2012 07:45:15 -0500 From: hamo.by@gmail.com To: linux@arm.linux.org.uk, will.deacon@arm.com, marc.zyngier@arm.com, sboyd@codeaurora.org, akpm@linux-foundation.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Yang Bai Subject: [PATCH RFC] arm: Define cpu_logical_map when CONFIG_SMP is not set Date: Thu, 5 Jan 2012 20:44:46 +0800 Message-Id: <1325767486-6392-1-git-send-email-hamo.by@gmail.com> X-Mailer: git-send-email 1.7.8.2 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Yang Bai If CONFIG_SMP is not set, define cpu_logical_map(cpu) as (cpu), this fixes the problem described in this mail: https://lkml.org/lkml/2012/1/2/142 Signed-off-by: Yang Bai --- arch/arm/include/asm/smp.h | 12 ++++++++---- 1 files changed, 8 insertions(+), 4 deletions(-) diff --git a/arch/arm/include/asm/smp.h b/arch/arm/include/asm/smp.h index 1e5717a..0a06ead 100644 --- a/arch/arm/include/asm/smp.h +++ b/arch/arm/include/asm/smp.h @@ -10,14 +10,12 @@ #ifndef __ASM_ARM_SMP_H #define __ASM_ARM_SMP_H +#ifdef CONFIG_SMP + #include #include #include -#ifndef CONFIG_SMP -# error " included in non-SMP build" -#endif - #define raw_smp_processor_id() (current_thread_info()->cpu) struct seq_file; @@ -99,4 +97,10 @@ extern void platform_cpu_enable(unsigned int cpu); extern void arch_send_call_function_single_ipi(int cpu); extern void arch_send_call_function_ipi_mask(const struct cpumask *mask); +#else + +#define cpu_logical_map(cpu) (cpu) + +#endif /* CONFIG_SMP */ + #endif /* ifndef __ASM_ARM_SMP_H */ -- 1.7.8.2