From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e23smtp05.au.ibm.com (e23smtp05.au.ibm.com [202.81.31.147]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e23smtp05.au.ibm.com", Issuer "Equifax" (verified OK)) by ozlabs.org (Postfix) with ESMTPS id C2B4EDDEE2 for ; Thu, 16 Apr 2009 20:15:55 +1000 (EST) Received: from d23relay02.au.ibm.com (d23relay02.au.ibm.com [202.81.31.244]) by e23smtp05.au.ibm.com (8.13.1/8.13.1) with ESMTP id n3GAE0Lh031067 for ; Thu, 16 Apr 2009 20:14:00 +1000 Received: from d23av04.au.ibm.com (d23av04.au.ibm.com [9.190.235.139]) by d23relay02.au.ibm.com (8.13.8/8.13.8/NCO v9.2) with ESMTP id n3GAFqSI1380534 for ; Thu, 16 Apr 2009 20:15:52 +1000 Received: from d23av04.au.ibm.com (loopback [127.0.0.1]) by d23av04.au.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id n3GAFpis031290 for ; Thu, 16 Apr 2009 20:15:52 +1000 Message-ID: <49E70554.1060506@in.ibm.com> Date: Thu, 16 Apr 2009 15:45:48 +0530 From: Sachin Sant MIME-Version: 1.0 To: michael@ellerman.id.au Subject: Re: [ppc64] 2.6.29-git7 : offlining a cpu causes an exception References: <49D1E21E.3090505@in.ibm.com> <1238539469.17330.70.camel@pasglop> <49D30C48.4090902@in.ibm.com> <49D3547E.8030200@in.ibm.com> <49E6C3F4.4080801@in.ibm.com> <1239870306.14642.181.camel@localhost> In-Reply-To: <1239870306.14642.181.camel@localhost> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Cc: linuxppc-dev@ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Michael Ellerman wrote: > Does this patch, on top of Ben's patch, fix it? > > cheers > > diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c > index db556d2..1ade7eb 100644 > --- a/arch/powerpc/mm/hash_utils_64.c > +++ b/arch/powerpc/mm/hash_utils_64.c > @@ -753,7 +753,7 @@ void __init early_init_mmu(void) > } > > #ifdef CONFIG_SMP > -void __init early_init_mmu_secondary(void) > +void __cpuinit early_init_mmu_secondary(void) > { > /* Initialize hash table for that CPU */ > if (!firmware_has_feature(FW_FEATURE_LPAR)) Yes, this patch fixed the issue. Now i can offline/online cpus without any problem. Thanks -Sachin -- --------------------------------- Sachin Sant IBM Linux Technology Center India Systems and Technology Labs Bangalore, India ---------------------------------