From mboxrd@z Thu Jan 1 00:00:00 1970 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752389AbeANVPr (ORCPT + 1 other); Sun, 14 Jan 2018 16:15:47 -0500 Received: from twosheds.infradead.org ([90.155.92.209]:43052 "EHLO twosheds.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751682AbeANVPq (ORCPT ); Sun, 14 Jan 2018 16:15:46 -0500 Message-ID: <1515964541.22147.81.camel@infradead.org> Subject: Re: [GIT pull] x86/pti updates for 4.15 From: David Woodhouse To: Linus Torvalds , Thomas Gleixner Cc: LKML , Ingo Molnar , Greg KH In-Reply-To: References: Face: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwBAMAAAClLOS0AAAAG1BMVEUHBwcUFBQpKSlGRkZhYWF9fX2Xl5eysrLMzMxFF+rXAAACaElEQVQ4y21UQXbbIBQE9wJALmAg6ToWON22FrhZthHgbvssUPathC7QWMful2JHSmtWwGg+zPxBCE0DU4QoJQgRgsg4w2gJjBNE8PjFBZgnQMBs+uZ1NQNQjZO3BV4AGDFC0f+l4DBG0VUAM4yv7SO8IgRdHXQ+A78HKL5OAeCfNQV5cHX8DsBUyIJKtYbt98BKaGNCKjfgFVkqYVLbkHKsRsbSCSa0T6npIqLrpRBgQKHUpQmgs9eEKaiUcooE8WWfCGVnBiUcn1uF2XhbfmN9apKnmMP2K4kizKkQWxuaVNOpU2cACIyxO1Po8ETHcXEDMVnozcejkAYA9iaD4pU0ZvNQ8VurNnTuFAYVtuIPUZW25PjDIjQAlGyffIiRQxoWAZBmJ0LTdW2Nyc0iP3DqRhxizvGJkBWZmyFVyZkddWzmBoIBVMpCCJ1CFzl98xav4VJKSSD45KbUT75ixikTphDSRh8+Uz7JLgUTAgAFwzqzjxc/nDY7WUApqY0OMdTwCKZSXplSKkgIRCHElCp8ZnhnKqXuwcNbk1L0VXE+I9alUXoHlLHl3mv7/dWQlJwtjREC7mu9L/U2jQyMUuO2EDS4q9Kl2ddm232bxIE5pjJuVwiljNn/Cfv25/T0cu5cZbwHGVq7h/zp0B4n3S99V/utD+Uo8BiGx9xCsOAV5z7/tjo4Z4z1Lvb90KZ7eFOoOeXOukqF2seo234YYuaQPpRP+cVZU5adT1Edun5Iz3z8fTz3+eSDh0Ip1c7zx1MaijGzTd/3MbRuBHz8cvcVgCMBRpOHvgu59WDhoat+nIZm+LWm9C/aaaGq5DCP9QAAAABJRU5ErkJggg== Content-Type: multipart/signed; micalg="sha-256"; protocol="application/x-pkcs7-signature"; boundary="=-c2ofqy2GHFxQXcu8iXKM" Date: Sun, 14 Jan 2018 22:15:42 +0100 Mime-Version: 1.0 X-Mailer: Evolution 3.18.5.2-0ubuntu3.2 X-SRS-Rewrite: SMTP reverse-path rewritten from by twosheds.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: --=-c2ofqy2GHFxQXcu8iXKM Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Sun, 2018-01-14 at 13:12 -0800, Linus Torvalds wrote: > On Sun, Jan 14, 2018 at 1:01 PM, Thomas Gleixner > wrote: > >=20 > >=20 > > Good point. I'll queue a patch to that effect or do you just want > > to do > > that yourself? > I don't think it's critical, and I don't care for rc8, so it's not > timing-sensitive. >=20 > Maybe David should do it as part of the "the compiler people changed > the name of the thunks" series anyway, since now I think that > RETPOLINE_CFLAGS test might want to be extended too (to see which > _version_ of the thunks we need to export). >=20 > Or maybe we'd just export the damn thunks under both names, just to > allow people to use both versions of the compilers. >=20 > Christ, what a mess. No, screw that. We're updating, and there's only one version of anything. Let's not mess around with compatibility for thunk names that never made the light of day in either a GCC or a Linux (even -rc) release. > My "let's not warn" is not important, and the thunk naming thing > should be resolved first. Gaah. >=20 > So I think letting David worry about it sounds about right. 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