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=-2.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 5C550C4360C for ; Fri, 11 Oct 2019 01:04:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 307FA20B7C for ; Fri, 11 Oct 2019 01:04:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="cpQhwbd8" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727588AbfJKBEp (ORCPT ); Thu, 10 Oct 2019 21:04:45 -0400 Received: from mail-io1-f49.google.com ([209.85.166.49]:39185 "EHLO mail-io1-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727518AbfJKBEo (ORCPT ); Thu, 10 Oct 2019 21:04:44 -0400 Received: by mail-io1-f49.google.com with SMTP id a1so17973660ioc.6 for ; Thu, 10 Oct 2019 18:04:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-transfer-encoding:content-language; bh=QBiiW8Wzt/6oy/sRunGU14hbYMniWxRKb+1fPodITQ4=; b=cpQhwbd8njULq69c5FEYKYXCfdkLodvkXI+sFtKj8Y2ENUriHECG3WgcAsJ0PxOjv7 H8m9DwvxVgpDKlN1V6qEau1t5Sdvh1q58T6VNjd/+hR1QokUCTg5HM7Wm7ucOWwkDd7A ArwYnEdYZSCjw1qxSMarZ5kX1gjkS23JdbC/KgfUlrPj5gqfzaMKe5K3OBphJKlo3Ckc oZujZqeA5gpgRpfcC94drhxj03AdYgEtDqpRJFyNVEURS0h26Yc4vfr4ZAY99NTkfQE5 LWj4UGPxZQS7oMnlbEcr3vJte69u/ysWeVCPMjUjqnOMHqCGS6CqLlM3/avUWw87QGq4 01ZA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-transfer-encoding :content-language; bh=QBiiW8Wzt/6oy/sRunGU14hbYMniWxRKb+1fPodITQ4=; b=HhGGEweh/toin2QmVkFBOrHzNs/C74HhVNgh3CXGwjXGHTP+DAanHGGVZZECTv1PYN +gObfjG6Vig0O1RFFobeBOO0VSeQc68SeCNqizqvbqpXLSAiD5XnlAgsGQf/FLlLgxrZ ZNiA0eWMlYP3gP9bEHVk/hiRY8V/dj6aj/w2LgM5yAahR7UAUP73GTGUqQrHL24NN7CT EhTaQa4DmDxr8CyydhAfdQmntuElwS9z7nu4TzLRZedsidkdYEBq4hdBhZvaniNfSQda /FGs/rknWQXfxREsaErZlaXVG2Lk+So6Xr3lcQic6xOM1DROhkDD1eflL5rjeJgC/dWz QEtQ== X-Gm-Message-State: APjAAAXXP3IFWTov9B+K9nW2HPRRRvivLoH07TYn8Ji+Nu/Uc8yAJoRc /i3wBW0ziMSTDRLYxmkO+bVdS7nP X-Google-Smtp-Source: APXvYqySA9ikj0pu0Y816vuViZLZz+G4GwrGIbjSz1Bf2XZwbuxkMPY0qo1yLfZyaIe93OoVJ9YIIQ== X-Received: by 2002:a02:3081:: with SMTP id q123mr14315177jaq.24.1570755883434; Thu, 10 Oct 2019 18:04:43 -0700 (PDT) Received: from ?IPv6:2001:1970:535e:cd00:e378:c9fb:7183:d83d? ([2001:1970:535e:cd00:e378:c9fb:7183:d83d]) by smtp.gmail.com with ESMTPSA id k7sm5609537iob.80.2019.10.10.18.04.42 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 10 Oct 2019 18:04:42 -0700 (PDT) Subject: Re: [GIT PULL] EDAC pile for 5.4 -> AMD family 17h, model 70h support To: "Ghannam, Yazen" , Borislav Petkov Cc: "linux-edac@vger.kernel.org" References: <20191007071502.GA24289@zn.tnic> <20191008115041.GD14765@zn.tnic> <678ba7d1-cf3d-4101-1819-29b291cf236d@amd.com> <20191009103041.GC10395@zn.tnic> <724d6f97-61f2-94bd-3f4b-793a55b6ac15@amd.com> <20191010095650.GC7658@zn.tnic> <9f3ce002-7380-0e93-7bd5-20bb944d0b77@gmail.com> <20191010134128.GF7658@zn.tnic> <60b68d6c-5aff-3e7c-9461-c26a5f28cd87@amd.com> From: Jean-Frederic Message-ID: <79bca0d0-42eb-c232-6bbe-a958734e096d@gmail.com> Date: Thu, 10 Oct 2019 21:04:41 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <60b68d6c-5aff-3e7c-9461-c26a5f28cd87@amd.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Content-Language: en-US Sender: linux-edac-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-edac@vger.kernel.org On 2019-10-10 3:00 p.m., Ghannam, Yazen wrote: > Jean-Frederic, > Please do the following if you'd like to try this check: > 1) rdmsr 0xC0002003 This returns 0 for me, so I guess PFEH is enabled. As long as this is only for the error injection, and is not preventing the actual capability for the OS to report the memory errors. I'm still not clear on that part. > This command will read the MCA_MISC0 register from MCA bank 0. If it is > non-zero, then we'll know that PFEH is not enabled. > -- Jean-Frédéric