Received: by 2002:a05:6358:c692:b0:131:369:b2a3 with SMTP id fe18csp100689rwb; Thu, 27 Jul 2023 09:55:55 -0700 (PDT) X-Google-Smtp-Source: APBJJlFh4FUbuZ6oB3SsB09gr7YAoI3pWgh+Vt8Gwz35gLl30AQYDaEIOefQYFmXum60S2sKTMnl X-Received: by 2002:aa7:d6c3:0:b0:522:4764:8baa with SMTP id x3-20020aa7d6c3000000b0052247648baamr3743806edr.12.1690476955606; Thu, 27 Jul 2023 09:55:55 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1690476955; cv=none; d=google.com; s=arc-20160816; b=dMl44PKVhQIOdu9H4tx0s34UHa40qYcytOICMStDKf22pE7kcXBCmiD5UrjQcNpEUy QC2hYQvUlA8qpCqRBJctWHhKqHx50Ie0ETuwYMm+GB8VD2hgpcFFG1l6/RoPn1byxQ5H 3hsY+CNV4U1/cKxkg4t4yd6YS5qJ7dNsfEF+UGrABidQ2CsdfExq9lVH12oRy0vQd/qx lQI+1+eRgUbDW4F2i/UBdo7wKTn8TCOEKNKNyoR3GcECv//lrtVhDpaHLwgWBOKunikL T1JK2ja+y6POYJmNnozRVetZ5E4KupcGXZ2YRUkv4RTm36rqnanv9vCAEEfxvNfp1nFf Yx9w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :in-reply-to:message-id:subject:cc:to:from:date:dkim-signature; bh=+5Y7A+eOCq0ACs87IHElqsQj43DliFjmkVu7op/eH6k=; fh=Yh7RoG89LaUGryd2icVF8dkDNA1DyoX3FLM775l2nGU=; b=CuVpIC6wuCt9OAkEsrq2w1c27TfegjJh3+GHQMVIRmLmIqCxA3xcLvTKntQv9AVAvM Rme+ieKc1augbc6WMnNTDZHWhR0HEMHz0m4EkIe0rxKVOZAePjjQhiHp8dnVJBpVNW4L VmL7h2r6Ei1KAx/8BDw37k3zvKUwA6tvKTM6XEhwKjwU2Q7U48OTAmbrvnwlk7PGNcdS Aqz+PwDXlpZgouxQB6N5dEUnxvTnQQMCMFnwhqqElOrWO7Z12U3H+j0oZorDutzweilD wMchVhDWO8M5mkFyefVk/jVftRnSv0fU9lQp+qbku/t1noKPe0rSv2nsTak7gdUY3gk/ YjQQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@posteo.net header.s=2017 header.b="fkB/4KjT"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=posteo.net Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id t5-20020aa7d4c5000000b0051bde65fb79si1123447edr.572.2023.07.27.09.55.30; Thu, 27 Jul 2023 09:55:55 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@posteo.net header.s=2017 header.b="fkB/4KjT"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=posteo.net Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232849AbjG0Pi5 (ORCPT + 99 others); Thu, 27 Jul 2023 11:38:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45954 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232866AbjG0Pi4 (ORCPT ); Thu, 27 Jul 2023 11:38:56 -0400 Received: from mout01.posteo.de (mout01.posteo.de [185.67.36.65]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5B175269E for ; Thu, 27 Jul 2023 08:38:52 -0700 (PDT) Received: from submission (posteo.de [185.67.36.169]) by mout01.posteo.de (Postfix) with ESMTPS id A6FD924002A for ; Thu, 27 Jul 2023 17:38:49 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=posteo.net; s=2017; t=1690472329; bh=+5Y7A+eOCq0ACs87IHElqsQj43DliFjmkVu7op/eH6k=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version: Content-Transfer-Encoding:From; b=fkB/4KjTpoV6o+9EacCJUp6zLujion+KMTjWKNDNGsRKQa+8klnPaKtmyoNTH9ADa cP7P5czvMnG1yLpgfH3xxcrL/fEDOK+vzlok2SfDY2+ulHV/yLcpd1rizP5HIb7wYC GkI8C5qbsKL+CWVYEvTrBZmV+H6Faw7J5N9E6wL2YxQRlh2gmyNycD+HA7ajSNJoQv khTEDPy8bMGhoS2Uu/UhnpN+wOOput8aeXnk0vv2XCez30i/eWb00LQRD+foaCfye0 QtZ8DmwU0Q6kTljkWsLCvm9MhqK0HA+i2rCJfv/Q6EWZ+iX5fVXp+OjT+RFi1kDDVi EEav5nERJtA7A== Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 4RBZgC4Kbkz9rxV; Thu, 27 Jul 2023 17:38:47 +0200 (CEST) Date: Thu, 27 Jul 2023 15:38:05 +0000 From: Daniil Stas To: mario.limonciello@amd.com Cc: James.Bottomley@hansenpartnership.com, Jason@zx2c4.com, jarkko@kernel.org, linux-integrity@vger.kernel.org, linux-kernel@vger.kernel.org, regressions@leemhuis.info, stable@vger.kernel.org, torvalds@linux-foundation.org Subject: Re: [PATCH 1/1] tpm: disable hwrng for fTPM on some AMD designs Message-ID: <20230727183805.69c36d6e@g14> In-Reply-To: <20230214201955.7461-2-mario.limonciello@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_BLOCKED, RCVD_IN_MSPIKE_H5,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, I am still getting fTPM stutters with 6.4.3 kernel on Asus GA402RJ laptop. Compiling kernel without TPM support makes the stutters go away. The fTPM firmware version is 0x3005700020005 on my machine.