From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from db3outboundpool.messaging.microsoft.com (db3ehsobe002.messaging.microsoft.com [213.199.154.140]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (Client CN "mail.global.frontbridge.com", Issuer "Microsoft Secure Server Authority" (not verified)) by ozlabs.org (Postfix) with ESMTPS id 75FEDB7095 for ; Wed, 18 Apr 2012 07:39:19 +1000 (EST) Received: from mail97-db3 (localhost [127.0.0.1]) by mail97-db3-R.bigfish.com (Postfix) with ESMTP id AF73B4A016C for ; Tue, 17 Apr 2012 21:39:15 +0000 (UTC) Received: from DB3EHSMHS009.bigfish.com (unknown [10.3.81.227]) by mail97-db3.bigfish.com (Postfix) with ESMTP id 7C0571E0048 for ; Tue, 17 Apr 2012 21:39:12 +0000 (UTC) From: York Sun To: Subject: [PATCH] powerpc/85xx: Add back condition for smp Date: Tue, 17 Apr 2012 14:39:06 -0700 Message-ID: <1334698746-11529-1-git-send-email-yorksun@freescale.com> MIME-Version: 1.0 Content-Type: text/plain List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , The timebase synchronization is only necessary if we need to reset a separate core. Currently only KEXEC and CPU hotplug require resetting a single core. The following code should be in the condition of CONFIG_KEXEC or CONFIG_HOTPLUG_CPU .give_timebase = smp_generic_give_timebase, .take_timebase = smp_generic_take_timebase, Signed-off-by: York Sun Acked-by: Li Yang --- arch/powerpc/platforms/85xx/smp.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/arch/powerpc/platforms/85xx/smp.c b/arch/powerpc/platforms/85xx/smp.c index 56942af..868c6d7 100644 --- a/arch/powerpc/platforms/85xx/smp.c +++ b/arch/powerpc/platforms/85xx/smp.c @@ -192,8 +192,10 @@ struct smp_ops_t smp_85xx_ops = { .cpu_disable = generic_cpu_disable, .cpu_die = generic_cpu_die, #endif +#if defined(CONFIG_KEXEC) || defined(CONFIG_HOTPLUG_CPU) .give_timebase = smp_generic_give_timebase, .take_timebase = smp_generic_take_timebase, +#endif }; #ifdef CONFIG_KEXEC -- 1.7.0.4