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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8EDF4C001DE for ; Fri, 28 Jul 2023 19:30:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230505AbjG1TaY (ORCPT ); Fri, 28 Jul 2023 15:30:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48278 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229488AbjG1TaX (ORCPT ); Fri, 28 Jul 2023 15:30:23 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BCEC0268B; Fri, 28 Jul 2023 12:30:22 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 586F7621E2; Fri, 28 Jul 2023 19:30:22 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 03259C433C7; Fri, 28 Jul 2023 19:30:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1690572621; bh=ZUKB9yxNaWjmEQHRW9zG7qjbeHoA2GNdjk2jXmgn1vs=; h=Date:Cc:Subject:From:To:References:In-Reply-To:From; b=fVxA+CTpbQ1tc+ivlNQNyHGhmtpBUiCrwkq+VM0NxAcg99HwxnIDtd1ULhW31ToiB 6I1gPMvhRQ6b9d5B0+4wwSZNkBAjccVWXdfJxBB4AI6uGi9NLOSWvOAMF+QmPdtO4s 0YbXKVefi7C8Pvo9ABuwHaxF2RatyezAGAMsR14Mebhp13noLVUSKNSYiGzyIqrzvx 2t1Q2jPGyk5jKJksdxl6w/vODmFgTzsbPTY7GeszVmZy9uz6AZpDCU7L+5+ME/n8Rp JGN2Y3/i/kt6OFIFtQ2hxcKbWCjOqGfB2NJ8DMK0LI+7vcGySrmC1SjdWbpIgHPUYh N0l1NNHVu5H9A== Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Fri, 28 Jul 2023 19:30:18 +0000 Message-Id: Cc: , , , , , , Subject: Re: [PATCH 1/1] tpm: disable hwrng for fTPM on some AMD designs From: "Jarkko Sakkinen" To: "Daniil Stas" , X-Mailer: aerc 0.14.0 References: <20230214201955.7461-2-mario.limonciello@amd.com> <20230727183805.69c36d6e@g14> In-Reply-To: <20230727183805.69c36d6e@g14> Precedence: bulk List-ID: X-Mailing-List: linux-integrity@vger.kernel.org On Thu Jul 27, 2023 at 3:38 PM UTC, Daniil Stas wrote: > 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. This is needs a bit more elaboration in order to be comprehended. Do you mean by "stutter" unexpected delays and when do they happen? BR, Jarkko