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 X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DB52DC433FF for ; Fri, 9 Aug 2019 11:46:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B6C312166E for ; Fri, 9 Aug 2019 11:46:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2406127AbfHILqo (ORCPT ); Fri, 9 Aug 2019 07:46:44 -0400 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:42736 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726157AbfHILqo (ORCPT ); Fri, 9 Aug 2019 07:46:44 -0400 Received: from [192.168.4.242] (helo=deadeye) by shadbolt.decadent.org.uk with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1hw3M2-0000Lp-GF; Fri, 09 Aug 2019 12:46:42 +0100 Received: from ben by deadeye with local (Exim 4.92) (envelope-from ) id 1hw3M2-0004Fy-9u; Fri, 09 Aug 2019 12:46:42 +0100 Message-ID: <2df1e3caea566bcfd0338734f1cea6083264d597.camel@decadent.org.uk> Subject: Re: Grand Schemozzle, 4.9 backport From: Ben Hutchings To: Greg Kroah-Hartman Cc: stable , Josh Poimboeuf , Thomas Gleixner Date: Fri, 09 Aug 2019 12:46:37 +0100 In-Reply-To: <20190809084444.GA9820@kroah.com> References: <1fcba38ae50cb4e740839c825fb2eb96b3c54956.camel@decadent.org.uk> <20190809084444.GA9820@kroah.com> Content-Type: multipart/signed; micalg="pgp-sha512"; protocol="application/pgp-signature"; boundary="=-pOPz/3CZWcBQTfXTKi2P" User-Agent: Evolution 3.30.5-1.1 MIME-Version: 1.0 X-SA-Exim-Connect-IP: 192.168.4.242 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org --=-pOPz/3CZWcBQTfXTKi2P Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Fri, 2019-08-09 at 10:44 +0200, Greg Kroah-Hartman wrote: > On Fri, Aug 09, 2019 at 01:05:28AM +0100, Ben Hutchings wrote: > > Here's a lightly tested backport of the Spectre v1 swapgs > > mitigation, > > for 4.9. >=20 > Hm, you backported 64dbc122b20f ("x86/entry/64: Use JMP instead of > JMPQ") which is not in 4.14.y, For 4.14, it was apparently folded into the backport of "x86/speculation: Prepare entry code for Spectre v1 swapgs mitigations". > yet you did not backport 4c92057661a3 > ("Documentation: Add swapgs description to the Spectre v1 > documentation") which should go to this kernel too, right? That touches a file that doesn't exist. We'd first need a backport of commit 6e88559470f5 "Documentation: Add section about CPU vulnerabilities for Spectre". Ben. --=20 Ben Hutchings If you seem to know what you are doing, you'll be given more to do. --=-pOPz/3CZWcBQTfXTKi2P Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEErCspvTSmr92z9o8157/I7JWGEQkFAl1NXR0ACgkQ57/I7JWG EQlDGQ//dkLbwUVRshUQw3sQoR+zvgog4dOZBoYPP96KwJq2dMr07Rz0JRyXQMe+ USqSEvH6RqZmp7tFm2pwxytLSwKeWfvtARQ+uG+RUFLwQpA9AifYmxOIkPIRfZuq c74Irxfsb9UsrvAHBiUgxgxBuTknUICPormiUAQlhneN3zQTJX7uHIY/O+dOW7aj YtCzvmjmyEc040KuqFrpvdxDw11NpNda+uq9rL2RIWSbWrupteJE0xpJ06iCsRHn yE4j/YXykb4/OBfuM7jXThFvQFkj5U1DO/itfQkrJJXPTovE0v+bHqfwg3fS63jd kDl2qpdPwJ983HooEt+uCoUsJQHOT5+5gZd1Nzsy0xKZo5A0XFMjX5ousmuVs0JJ mbDSbjtPKyNO102ITpNHaYtlmnBD+E6uXd+SKyJiIAad3CoDdczLy89dC9DVmyBR PnwCnwjbkgFDSSZcFfA58+SdDVmDhMjc+DsdyEyI7+TRwO/a+YdpsvRLefRrN9YJ Gr1sPelmiQQt5J82e9HvvaRuVeTDhk7flRkqvogGm+dfGj3yidwlOfgnl0GjvnHS YQftyra027ypHOJfcXD5VT93MTA4k/ikGEBeFTWjF+y6jLfQJlZ66CZiiFLgPFD1 Vxa1zS5ZAkuaJI33dZ0D0b+xHR2dKYMMucjYGXJGQXP3ruMDdTY= =oj5p -----END PGP SIGNATURE----- --=-pOPz/3CZWcBQTfXTKi2P--