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 6C108ECAAA1 for ; Tue, 13 Sep 2022 00:51:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229636AbiIMAu7 (ORCPT ); Mon, 12 Sep 2022 20:50:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54864 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229503AbiIMAu4 (ORCPT ); Mon, 12 Sep 2022 20:50:56 -0400 Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7A1451EC41; Mon, 12 Sep 2022 17:50:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1663030255; x=1694566255; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=2Iv/g7byxZbzJva06wgZTQxsrYf7vHQYkFAE98ZRf4s=; b=RJ/WaLkLQVq/ahIwe/UVP5FS75HaU60YSrDlhZ/qg0Ddqs/1iUksKtv2 0y8D8Exr54q4FTF1Dbb7ZB/aAyngZZyWCJ+/+LigYUkm7PYvwB1tBJBeU X43B8l0LfAkkXFg6FUeRMV0xWWjSbBKMTCRqqk5MHhB42NA8iQCnDwAfr OY/1fcbuRNKzJrRVB9o3bMrJqKpCVzqOAO5C86k26c9++w2SC17lVZuZO HlWaDSKdZk2UkFcsUzSJcXdS+BbvpThXch7rzjpUkebs4B3pd39qAI2tg vWOvRQMMPpxVm3ClwaVr0JPaGDI8xIrCU/mnOQBIk8rBYJNRGqWTDwIB+ g==; X-IronPort-AV: E=McAfee;i="6500,9779,10468"; a="298007584" X-IronPort-AV: E=Sophos;i="5.93,311,1654585200"; d="scan'208";a="298007584" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Sep 2022 17:50:55 -0700 X-IronPort-AV: E=Sophos;i="5.93,311,1654585200"; d="scan'208";a="649458540" Received: from sho10-mobl1.amr.corp.intel.com (HELO desk) ([10.251.9.78]) by orsmga001-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Sep 2022 17:50:54 -0700 Date: Mon, 12 Sep 2022 17:50:53 -0700 From: Pawan Gupta To: Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , "Rafael J. Wysocki" , Pavel Machek , Andrew Cooper , hdegoede@redhat.com Cc: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Daniel Sneddon , antonio.gomez.iglesias@linux.intel.com Subject: Re: [PATCH 0/3] Check enumeration before MSR save/restore Message-ID: <20220913005053.vk7qmhr6tqqynags@desk> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Sep 12, 2022 at 04:38:44PM -0700, Pawan Gupta wrote: > Hi, > > This patchset is to fix the "unchecked MSR access error" [1] during S3 > resume. Patch 1/3 adds a feature bit for MSR_IA32_TSX_CTRL. > > Patch 2/3 adds a feature bit for MSR_AMD64_LS_CFG. > > Patch 3/3 adds check for feature bit before adding any speculation > control MSR to the list of MSRs to save/restore. > > [1] https://lore.kernel.org/lkml/20220906201743.436091-1-hdegoede@redhat.com/ Added the correct email-id of Hans de Goede .