From patchwork Sat Mar 15 20:01:59 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Igor Mammedov X-Patchwork-Id: 3838301 Return-Path: X-Original-To: patchwork-kvm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id D512CBF540 for ; Sat, 15 Mar 2014 20:03:16 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 3FC4A20375 for ; Sat, 15 Mar 2014 20:03:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4D73C2035E for ; Sat, 15 Mar 2014 20:03:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756587AbaCOUCu (ORCPT ); Sat, 15 Mar 2014 16:02:50 -0400 Received: from mx1.redhat.com ([209.132.183.28]:45099 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755571AbaCOUCJ (ORCPT ); Sat, 15 Mar 2014 16:02:09 -0400 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id s2FK26Xw007856 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Sat, 15 Mar 2014 16:02:06 -0400 Received: from thinkpad.redhat.com (vpn-224-92.phx2.redhat.com [10.3.224.92]) by int-mx11.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id s2FK21HV019689; Sat, 15 Mar 2014 16:02:04 -0400 From: Igor Mammedov To: linux-kernel@vger.kernel.org Cc: gleb@kernel.org, pbonzini@redhat.com, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, kvm@vger.kernel.org Subject: [PATCH 1/2] KVM: x86 emulator: emulate MOVAPS Date: Sat, 15 Mar 2014 21:01:59 +0100 Message-Id: <1394913720-6466-2-git-send-email-imammedo@redhat.com> In-Reply-To: <1394913720-6466-1-git-send-email-imammedo@redhat.com> References: <1394913720-6466-1-git-send-email-imammedo@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.24 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP HCK memory driver test fails when testing 32-bit Windows 8.1 with baloon driver. tracing KVM shows error: reason EXIT_ERR rip 0x81c18326 info 0 0 x/10i 0x81c18326-20 0x0000000081c18312: add %al,(%eax) 0x0000000081c18314: add %cl,-0x7127711d(%esi) 0x0000000081c1831a: rolb $0x0,0x80ec(%ecx) 0x0000000081c18321: and $0xfffffff0,%esp 0x0000000081c18324: mov %esp,%esi 0x0000000081c18326: movaps %xmm0,(%esi) 0x0000000081c18329: movaps %xmm1,0x10(%esi) 0x0000000081c1832d: movaps %xmm2,0x20(%esi) 0x0000000081c18331: movaps %xmm3,0x30(%esi) 0x0000000081c18335: movaps %xmm4,0x40(%esi) which points to MOVAPS instruction currently no emulated by KVM. Fix it by adding appropriate entries to opcode table in KVM's emulator. Signed-off-by: Igor Mammedov --- arch/x86/kvm/emulate.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 07ffca0..a26d075 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -3668,6 +3668,10 @@ static const struct gprefix pfx_vmovntpx = { I(0, em_mov), N, N, N, }; +static const struct gprefix pfx_0f_28_0f_29 = { + I(Aligned, em_mov), N, N, N, +}; + static const struct escape escape_d9 = { { N, N, N, N, N, N, N, I(DstMem, em_fnstcw), }, { @@ -3870,7 +3874,9 @@ static const struct opcode twobyte_table[256] = { IIP(ModRM | SrcMem | Priv | Op3264, em_cr_write, cr_write, check_cr_write), IIP(ModRM | SrcMem | Priv | Op3264, em_dr_write, dr_write, check_dr_write), N, N, N, N, - N, N, N, GP(ModRM | DstMem | SrcReg | Sse | Mov | Aligned, &pfx_vmovntpx), + GP(ModRM | DstReg | SrcMem | Mov | Sse, &pfx_0f_28_0f_29), + GP(ModRM | DstMem | SrcReg | Mov | Sse, &pfx_0f_28_0f_29), + N, GP(ModRM | DstMem | SrcReg | Sse | Mov | Aligned, &pfx_vmovntpx), N, N, N, N, /* 0x30 - 0x3F */ II(ImplicitOps | Priv, em_wrmsr, wrmsr),