From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Tue, 10 Feb 2015 09:01:18 +0100 (CET) Received: from mail-wg0-f42.google.com ([74.125.82.42]:34734 "EHLO mail-wg0-f42.google.com" rhost-flags-OK-OK-OK-OK) by eddie.linux-mips.org with ESMTP id S27012464AbbBJIBRS0ccZ (ORCPT ); Tue, 10 Feb 2015 09:01:17 +0100 Received: by mail-wg0-f42.google.com with SMTP id x13so31676705wgg.1; Tue, 10 Feb 2015 00:01:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:content-type:content-transfer-encoding; bh=ggb11xLJvAZpNngcuK1oouyw6QSC1E5/yuVlYtBswk8=; b=DnZjvJMppNE93hzUQBHNQHxEDWUELPmRHhF1DDdnDj1nBeAJE7s51RrNVcrtKuiaty /ITKqNOfTQsZFSNI9B8bZC3n0gwogPVX76UcpdfGrB6Huelm0uEBI3SxLB7CXTimcJ+F 4DlAxAYHizpkAS+lPq20bgzfoqjjlyR740Ze7Fq/sHHYMTHEJ0FotSY7M/0J+U7a0d+V RxrrEi3XSDuqvNCffiKdNGlGM7c2B/8/E8KlBGiRsYA2qB2VeO3Dzmep5glVzGOBjN2f LOj60KYkQf3v2DQxAuhFc3wJHsxEagp/9VnHjAjT6cMF0D6DM9bgS46IZoa57dyAiJ6m ZmAw== X-Received: by 10.180.99.137 with SMTP id eq9mr43761133wib.34.1423555272270; Tue, 10 Feb 2015 00:01:12 -0800 (PST) Received: from [192.168.10.165] (net-93-66-105-136.cust.vodafonedsl.it. [93.66.105.136]) by mx.google.com with ESMTPSA id ax10sm19598369wjc.26.2015.02.10.00.01.09 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 10 Feb 2015 00:01:10 -0800 (PST) Message-ID: <54D9BAC3.9080300@redhat.com> Date: Tue, 10 Feb 2015 09:01:07 +0100 From: Paolo Bonzini User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 MIME-Version: 1.0 To: James Hogan , Ralf Baechle CC: Sanjay Lal , Gleb Natapov , kvm@vger.kernel.org, linux-mips@linux-mips.org, stable@vger.kernel.org Subject: Re: [PATCH] KVM: MIPS: Don't leak FPU/DSP to guest References: <1423069597-8376-1-git-send-email-james.hogan@imgtec.com> <20150209225816.GH30459@jhogan-linux.le.imgtec.org> In-Reply-To: <20150209225816.GH30459@jhogan-linux.le.imgtec.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 45790 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: pbonzini@redhat.com Precedence: bulk List-help: List-unsubscribe: List-software: Ecartis version 1.0.0 List-Id: linux-mips X-List-ID: linux-mips List-subscribe: List-owner: List-post: List-archive: X-list: linux-mips -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 09/02/2015 23:58, James Hogan wrote: >> First lets save and disable the FPU (and MSA) state with >> lose_fpu(1) > > Please don't apply this patch yet. lose_fpu() uses function > symbols which aren't exported for modules to use yet, so that'll > need fixing first or KVM won't build as a module. Well, too late. :) James/Ralf, should I revert, or can that be fixed during the RC period? Paolo -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAEBAgAGBQJU2brAAAoJEL/70l94x66DdXIIAImur1pdSKYWw1+FzZH+H8Xo 86j9EfptORk554o0a62LG9dOTY+5sJfAV9CoB7Q+8IfdLDKxpk1sLjMkiS0E0EWU 2ilQfjYEXLTgCW38p03ype4m6g4uSfT16dnizrwnUviFk/EvVgCWHy88tA3+Vfn/ WgoxcXkd+hguyNaLR2oAVqyNhAETLTo4kQQqKwGbXFXf0GLno44pj7bJprCR/jlO 4+sUzuV5dno/GI6z8dyMmASo0QEy+IoXJ+aSw+IoRED9nlBMAS4+7uD4XfocGpca En5KmXVnyJoazgV3Y6w2ymS606S0JNGRcOzqr8ZbOHtjJmAsZxjuVxP6PVzZqQg= =ozzu -----END PGP SIGNATURE-----