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=-3.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 4247AC4346E for ; Thu, 24 Sep 2020 08:30:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 43D35206FC for ; Thu, 24 Sep 2020 08:30:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=canb.auug.org.au header.i=@canb.auug.org.au header.b="GCTyVhVl" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727089AbgIXIao (ORCPT ); Thu, 24 Sep 2020 04:30:44 -0400 Received: from ozlabs.org ([203.11.71.1]:42011 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727046AbgIXIao (ORCPT ); Thu, 24 Sep 2020 04:30:44 -0400 Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 4BxpCQ3ssRz9sTN; Thu, 24 Sep 2020 18:30:42 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=canb.auug.org.au; s=201702; t=1600936242; bh=LRmGIax4dalz/UGz8d4SkRxKBlzjQ3EaT2pKFE6JCVY=; h=Date:From:To:Cc:Subject:From; b=GCTyVhVlw4pcxLjg9XAd2nKYguMZt56PFeqCUaULY2JYt3blylX5BJO12ufzkb80g obU6sUptThY8I27ouvXGQwcKT3YYlV7pxVJwCejsEiuzHgIQ5G+mLtZpa3FAcPbZkK es0InT7D2f10atKzgdZ83PxNkLrRZwcWwpPtep0KTu7nO/Cjy1h2O+RnP1sOpgud4s stNkvifJPcwt9M93GOca/00sJFtU74wZj1bVJyS0xV1GHe/lvzeCJPDSihVcNvFS9u d5DDpCohiLocLek5ZHKSIHjwdn6n3dHoUO6JKx00ZOPnr0AnjlxSU6F/qwzM+YSVa7 QnlhlvPjZXN+w== Date: Thu, 24 Sep 2020 18:30:38 +1000 From: Stephen Rothwell To: Al Viro Cc: Josh Poimboeuf , Linux Next Mailing List , Linux Kernel Mailing List , "Peter Zijlstra (Intel)" , Thomas Gleixner , Borislav Petkov Subject: linux-next: build failure after merge of the vfs tree Message-ID: <20200924183038.3c6da86e@canb.auug.org.au> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/GDv44smj=nUa+/WgA8CwQxw"; protocol="application/pgp-signature"; micalg=pgp-sha256 Precedence: bulk List-ID: X-Mailing-List: linux-next@vger.kernel.org --Sig_/GDv44smj=nUa+/WgA8CwQxw Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi all, After merging the vfs tree, today's linux-next build (x86_64 allnoconfig) failed like this: arch/x86/include/asm/barrier.h: Assembler messages: arch/x86/include/asm/barrier.h:41: Error: operand type mismatch for `cmp' arch/x86/include/asm/barrier.h:41: Error: operand type mismatch for `cmp' and many more ... Caused by commit e33ea6e5ba6a ("x86/uaccess: Use pointer masking to limit uaccess speculat= ion") I am not exactly sure why (but reverting it fixes the build). I have reverted that commit for today. --=20 Cheers, Stephen Rothwell --Sig_/GDv44smj=nUa+/WgA8CwQxw Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAl9sWS4ACgkQAVBC80lX 0GxmRAf/TYX4R2adWmPplzadr5+Wa9dR2gae6g1XAtlZp+TQ16InkZGD4IaDa5B1 2TaS1r0vS3OE5AXtLrHGw1K257FnXERr1C7z6tcsINxQ5cHbpIdigZX6QW2+aqH5 nB70hkniMpFJqVfQoNcXJIouARAdo2qfddgm36dkOTSFT2InAIsqxvCLp5j2qpFU 9NHe5Z0N3sbahLqtVzsRKNBu8mDUqzcgpsctFSoooT/h8rcsUgY+1h3SMboH8U1N yTh4gq8/IfvY4UxXpvIEjOoJTVzn0sJrYyv/g+YYcuSqAiubN5FriW5NnQu6V9EL iki/l8ViyTn54vSKysuNN4KQaW8ENg== =yBbZ -----END PGP SIGNATURE----- --Sig_/GDv44smj=nUa+/WgA8CwQxw--