Received: by 2002:a05:6a10:6744:0:0:0:0 with SMTP id w4csp3889065pxu; Mon, 12 Oct 2020 04:09:10 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxAItvgHwSx3m8wpNzaNsmacaMBf3ecebb23obZPP7UoSBp36AZ8WcVayeitBH41ztQ76ti X-Received: by 2002:a05:6402:d3:: with SMTP id i19mr13728645edu.320.1602500949880; Mon, 12 Oct 2020 04:09:09 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1602500949; cv=none; d=google.com; s=arc-20160816; b=GMRSmFIdpHqhIOgYSGXxEJnVVBmupewvs3oNhRj0kLoeu+Gsjl3aa1pfA/if5deQr+ /VOIswFSg5FlnSh075OMPBFgS5QjYpWP8v8zjzerwkT/Sf1mO6tE407Ia5B0dsv2Suui UNjUGADXxbJljX8i6d02jDIuDXg9Et/eZbDmavHqDgU8tz1rzqfHIChJdPjDKid/x7OK cun/06rb+FRruOdn6k2X0g6mBceygs07p77pSlOsHbVqM0Jt+G1hgSVDmV92vNEAf4zq w2lGn3BL+qsz/beuDirzYCOI67pmGOV+QenvXKttgPgpmfsHFb0Y3az0dbm57j+92Un6 MYxQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:content-disposition :mime-version:message-id:subject:cc:to:from:date; bh=WBNnavyO73YNS/ALNTl6YofMpXBmjRx4Mi/pfmQXxQA=; b=neEDMfzsKxrtp9LMj//fZsn0IpRagl/bd7uyA0z8aKRGoTZw2dpFWctDOc5Hv88zn0 whmhjovEYzWvzupiGyaAFuLJ0pqamPk5kpSuVKkkDXqEbkl6aFpzFbo8UgibiWeQm8CS qMTylOFI0j+2mDpZe3kJTLBPbKspCs79M4iiRRR905/nrPvuFY2MYiHS2aJu/iGDIaY0 W62y5EcyG8W81ZnJS0e7HJZ69LQgnhCk0JKDAe6Ys5Prw2UBVBIMXjfmDOjokXg2d18d WIp/N33Pt4d+s2JjZhtLp01oDJIx03a9uZ0MHnwNB5WHHOgprqVwtBXAk/igfn15Ffzi +DPw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id cm10si11784543edb.559.2020.10.12.04.08.46; Mon, 12 Oct 2020 04:09:09 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387782AbgJLLGD (ORCPT + 99 others); Mon, 12 Oct 2020 07:06:03 -0400 Received: from mx2.suse.de ([195.135.220.15]:38958 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387594AbgJLLGC (ORCPT ); Mon, 12 Oct 2020 07:06:02 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id B279DAC24; Mon, 12 Oct 2020 11:06:01 +0000 (UTC) Date: Mon, 12 Oct 2020 13:05:57 +0200 From: Borislav Petkov To: Linus Torvalds Cc: x86-ml , lkml Subject: [GIT PULL] x86/asm updates for v5.10 Message-ID: <20201012110557.GK25311@zn.tnic> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Linus, please pull two asm wrapper fixes. Thx. --- The following changes since commit f75aef392f869018f78cfedf3c320a6b3fcfda6b: Linux 5.9-rc3 (2020-08-30 16:01:54 -0700) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git tags/x86_asm_for_v5.10 for you to fetch changes up to aa5cacdc29d76a005cbbee018a47faa6e724dd2d: x86/asm: Replace __force_order with a memory clobber (2020-10-01 10:31:48 +0200) ---------------------------------------------------------------- * Use XORL instead of XORQ to avoid a REX prefix and save some bytes in the .fixup section, by Uros Bizjak. * Replace __force_order dummy variable with a memory clobber to fix LLVM requiring a definition for former and to prevent memory accesses from still being cached/reordered, by Arvind Sankar. ---------------------------------------------------------------- Arvind Sankar (1): x86/asm: Replace __force_order with a memory clobber Uros Bizjak (1): x86/uaccess: Use XORL %0,%0 in __get_user_asm() arch/x86/boot/compressed/pgtable_64.c | 9 --------- arch/x86/include/asm/special_insns.h | 28 +++++++++++++++------------- arch/x86/include/asm/uaccess.h | 2 +- arch/x86/kernel/cpu/common.c | 4 ++-- 4 files changed, 18 insertions(+), 25 deletions(-) -- Regards/Gruss, Boris. SUSE Software Solutions Germany GmbH, GF: Felix Imendörffer, HRB 36809, AG Nürnberg