From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 838BBC4332B for ; Thu, 19 Mar 2020 21:56:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 450B62076F for ; Thu, 19 Mar 2020 21:56:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alien8.de header.i=@alien8.de header.b="e9dj3MD+" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727337AbgCSV4F (ORCPT ); Thu, 19 Mar 2020 17:56:05 -0400 Received: from mail.skyhub.de ([5.9.137.197]:47300 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725768AbgCSV4E (ORCPT ); Thu, 19 Mar 2020 17:56:04 -0400 Received: from zn.tnic (p200300EC2F0A8500B0E932A909542483.dip0.t-ipconnect.de [IPv6:2003:ec:2f0a:8500:b0e9:32a9:954:2483]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 7A85D1EC0C89; Thu, 19 Mar 2020 22:56:02 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1584654962; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:in-reply-to:in-reply-to: references:references; bh=YfJGVGnBP64fSyk+ftKR5j5eZQ9Ktuhf1M9TdCPIhRs=; b=e9dj3MD+giRotpcmRla82kQSwA4d41LFiTUrcfEIz2MPaSUrOvQnzwyT2b4mUVsMLMFTjo lPzQle5Qy6mCh6GjCYMXBkEhFLygsWeZD7moj6z9zmO37ZUObOWmvM9OEt2Xh4OL7aU9Pn INeVcDemY/CueAmJPAUD+i2raOzPH8M= Date: Thu, 19 Mar 2020 22:56:07 +0100 From: Borislav Petkov To: "Huang2, Wei" Cc: "linux-kernel@vger.kernel.org" , "tony.luck@intel.com" , "Ghannam, Yazen" , "tglx@linutronix.de" , "mingo@redhat.com" , "hpa@zytor.com" , "linux-edac@vger.kernel.org" , "x86@kernel.org" , "Koralahalli Channabasappa, Smita" Subject: Re: [PATCH 1/1] x86/mce/amd: Add PPIN support for AMD MCE Message-ID: <20200319215607.GI13073@zn.tnic> References: <20200311044409.2717587-1-wei.huang2@amd.com> <20200316180829.GP26126@zn.tnic> <53d25b8c-dabe-1b91-4d3b-0a223075e42a@amd.com> <20200319202134.GG13073@zn.tnic> <20200319210909.GH13073@zn.tnic> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Mar 19, 2020 at 09:44:48PM +0000, Huang2, Wei wrote: > It was from machine_check_poll() ==> mce_gather_info(), right around > the invoke of identify_cpu() inside arch/x86/kernel/cpu/common.c file. mcheck_cpu_init |->__mcheck_cpu_init_generic |-> machine_check_poll |->__mcheck_cpu_init_vendor ... and the vendor-specific init in __mcheck_cpu_init_vendor() happens only *after* it. Oh well. init_amd() it is then. Thx. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette