From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pd0-f174.google.com (mail-pd0-f174.google.com [209.85.192.174]) by kanga.kvack.org (Postfix) with ESMTP id 5B414280267 for ; Wed, 15 Jul 2015 01:35:09 -0400 (EDT) Received: by pdbep18 with SMTP id ep18so19091055pdb.1 for ; Tue, 14 Jul 2015 22:35:09 -0700 (PDT) Received: from mga09.intel.com (mga09.intel.com. [134.134.136.24]) by mx.google.com with ESMTP id tl1si5600308pac.65.2015.07.14.22.35.08 for ; Tue, 14 Jul 2015 22:35:08 -0700 (PDT) Message-ID: <55A5F109.3020705@linux.intel.com> Date: Wed, 15 Jul 2015 13:35:05 +0800 From: Jiang Liu MIME-Version: 1.0 Subject: Re: [PATCH 3/5] x86, acpi, cpu-hotplug: Introduce apicid_to_cpuid[] array to store persistent cpuid <-> apicid mapping. References: <1436261425-29881-1-git-send-email-tangchen@cn.fujitsu.com> <1436261425-29881-4-git-send-email-tangchen@cn.fujitsu.com> <55A5D4A5.8040806@cn.fujitsu.com> In-Reply-To: <55A5D4A5.8040806@cn.fujitsu.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Sender: owner-linux-mm@kvack.org List-ID: To: Tang Chen , =?UTF-8?B?TWlrYSBQZW50dGlsw6Q=?= Cc: rjw@rjwysocki.net, gongzhaogang@inspur.com, x86@kernel.org, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org On 2015/7/15 11:33, Tang Chen wrote: > Hi Mika, > > On 07/07/2015 07:14 PM, Mika PenttilA? wrote: >> I think you forgot to reserve CPU 0 for BSP in cpuid mask. > > Sorry for the late reply. > > I'm not familiar with BSP. Do you mean in get_cpuid(), > I should reserve 0 for physical cpu0 in BSP ? > > Would you please share more detail ? BSP stands for "Bootstrapping Processor". In other word, BSP is CPU0. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org