From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mx3-rdu2.redhat.com ([66.187.233.73] helo=mx1.redhat.com) by Galois.linutronix.de with esmtps (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1f8nkV-0002Rz-FR for speck@linutronix.de; Wed, 18 Apr 2018 16:07:51 +0200 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.rdu2.redhat.com [10.11.54.5]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 3BCE6406803E for ; Wed, 18 Apr 2018 14:07:45 +0000 (UTC) Received: from washington.bos.jonmasters.org (ovpn-121-132.rdu2.redhat.com [10.10.121.132]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 02E021C723 for ; Wed, 18 Apr 2018 14:07:44 +0000 (UTC) Subject: [MODERATED] Re: GPZv4 References: <20180417193105.GD3890@pd.tnic> <476c3e0b-dde6-6e6b-2054-6e71fa2c396b@redhat.com> <20180417203717.GF3890@pd.tnic> <47b619bf-8d07-c465-9017-583cf5ac80ee@redhat.com> <67ef414c-f57c-0300-973b-f8898ee4d3b1@redhat.com> <20180418024816.GA6450@localhost.localdomain> <071ce2ea-c47d-9ae7-3e66-2e14ee32b97a@redhat.com> From: Jon Masters Message-ID: <1c1c86c5-664b-42a4-44bb-fd8853a55e41@redhat.com> Date: Wed, 18 Apr 2018 10:07:44 -0400 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/mixed; boundary="5KjLMWHNK084oBAUo9GwxhGwheo5J57pT"; protected-headers="v1" To: speck@linutronix.de List-ID: This is an OpenPGP/MIME encrypted message (RFC 4880 and 3156) --5KjLMWHNK084oBAUo9GwxhGwheo5J57pT Content-Type: text/plain; charset=windows-1252 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 04/18/2018 10:04 AM, speck for Thomas Gleixner wrote: > On Wed, 18 Apr 2018, speck for Jon Masters wrote: >> On 04/18/2018 04:54 AM, speck for Thomas Gleixner wrote: >>> On Tue, 17 Apr 2018, speck for Konrad Rzeszutek Wilk wrote: >>>> 2). SBB vs MDD vs SBBD. >>>> >>>> MDD =3D Memory Disambiguation Disable >>>> SBB =3D Speculative Store Bypass >>>> SBBD =3D Speculative Store Bypass Disable >>>> >>>> Thomas likes 'MDD', Jon likes 'SBB', but he is also fine with 'SBBD'= =2E >>> >>> I'm fine with SBBD as well. It's the same semantics as the other knob= s as >>> it controls the mitigation. >> >> Great. Might I recommend keeping what I sent to Konrad (both mdd and >> ssbd recognized), but do whichever you like Konrad ;) >> >>> So can we for now just start with the minimal set of auto, off, on an= d then >>> hash out the prctl or not question. The big hammer is the most import= ant >>> piece we need to have ready for merging when the embargo is lifted. >> >> I've sent the big hammer patches last night. Konrad's original set wit= h >> a few fixes, and just does "auto", "off", "on", and tested working ok.= >=20 > Can we please have proper mail submitted patches? These tarballs are a > PITA. Leaving the ball with Konrad to review/post when he's happy. Jon. --=20 Computer Architect | Sent from my Fedora powered laptop --5KjLMWHNK084oBAUo9GwxhGwheo5J57pT--