From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linutronix.de (193.142.43.55:993) by crypto-ml.lab.linutronix.de with IMAP4-SSL for ; 22 Oct 2019 20:54:47 -0000 Received: from mx2.suse.de ([195.135.220.15] helo=mx1.suse.de) by Galois.linutronix.de with esmtps (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1iN1Ay-0006jp-Jn for speck@linutronix.de; Tue, 22 Oct 2019 22:54:46 +0200 Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id C1BFFAB7F for ; Tue, 22 Oct 2019 20:54:37 +0000 (UTC) Date: Tue, 22 Oct 2019 22:54:27 +0200 From: Borislav Petkov Subject: [MODERATED] Re: [PATCH v7 04/10] TAAv7 4 Message-ID: <20191022205427.GW31458@zn.tnic> References: <20191022165112.GK31458@zn.tnic> <20191022170230.GM31458@zn.tnic> <20191022180032.GF29216@guptapadev.amr> <20191022181215.GP31458@zn.tnic> <20191022191614.GA26396@agluck-desk2.amr.corp.intel.com> <20191022192820.GU31458@zn.tnic> <20191022200235.GA26744@agluck-desk2.amr.corp.intel.com> MIME-Version: 1.0 In-Reply-To: <20191022200235.GA26744@agluck-desk2.amr.corp.intel.com> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable To: speck@linutronix.de List-ID: On Tue, Oct 22, 2019 at 01:02:35PM -0700, speck for Luck, Tony wrote: > At first glance I find that more confusing that helpful. >=20 > Perspective: TAA is an issue that affects ~3 CPU models. It will be > a non-issue on future models. >=20 > TSX control is a new CPU feature control that happens to begin > with those three models, but will continue to be present on future > CPU models. The ",async_abort..." piece is optional, of course. You should be able to use tsx=3Don|off just fine, without the additional option flags. I.e., you get what you ordered principle. It is the same thing as when you don't specify tsx_async_abort=3D on the command line now. --=20 Regards/Gruss, Boris. SUSE Software Solutions Germany GmbH, GF: Felix Imend=C3=B6rffer, HRB 36809, = AG N=C3=BCrnberg --=20