From patchwork Tue Jul 14 09:07:27 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roman Bolshakov X-Patchwork-Id: 1328754 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=yadro.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=yadro.com header.i=@yadro.com header.a=rsa-sha256 header.s=mta-01 header.b=LnWz3pPX; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4B5ZVD4fbdz9sQt for ; Tue, 14 Jul 2020 19:10:12 +1000 (AEST) Received: from localhost ([::1]:35462 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jvGx0-0007GQ-Cj for incoming@patchwork.ozlabs.org; Tue, 14 Jul 2020 05:10:10 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45096) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jvGwa-0007Dk-6b for qemu-devel@nongnu.org; Tue, 14 Jul 2020 05:09:44 -0400 Received: from mta-02.yadro.com ([89.207.88.252]:38546 helo=mta-01.yadro.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jvGwY-0006SG-FH for qemu-devel@nongnu.org; Tue, 14 Jul 2020 05:09:43 -0400 Received: from localhost (unknown [127.0.0.1]) by mta-01.yadro.com (Postfix) with ESMTP id 632C24C8E1; Tue, 14 Jul 2020 09:09:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=yadro.com; h= content-type:content-type:content-transfer-encoding:mime-version :x-mailer:message-id:date:date:subject:subject:from:from :received:received:received; s=mta-01; t=1594717779; x= 1596532180; bh=Ajkc2ZiGK7UW+31B9ZUnDpsxNlUnmKIxllVlbyT9+tw=; b=L nWz3pPXR4fozMgmJtPxyK+id1MJvMj1Np4EqHWdOW0a9uwXc+zfXTSZg3qmCtmGM hVEgQHtWisTB1BAnnsGCymd9WeCoT/noD3++dMBWidLX6ZIcCa72zq/BnEQZ0XXc H6cYShUKZyB5miiBl8EWqC75jOWcxahP9edABdTQ2E= X-Virus-Scanned: amavisd-new at yadro.com Received: from mta-01.yadro.com ([127.0.0.1]) by localhost (mta-01.yadro.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 5x0q7NX26uHG; Tue, 14 Jul 2020 12:09:39 +0300 (MSK) Received: from T-EXCH-02.corp.yadro.com (t-exch-02.corp.yadro.com [172.17.10.102]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mta-01.yadro.com (Postfix) with ESMTPS id 2AEE54C891; Tue, 14 Jul 2020 12:09:37 +0300 (MSK) Received: from localhost (172.17.204.212) by T-EXCH-02.corp.yadro.com (172.17.10.102) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P384) id 15.1.669.32; Tue, 14 Jul 2020 12:09:37 +0300 From: Roman Bolshakov To: Subject: [PATCH for-5.1] i386: hvf: Explicitly set CR4 guest/host mask Date: Tue, 14 Jul 2020 12:07:27 +0300 Message-ID: <20200714090726.41082-1-r.bolshakov@yadro.com> X-Mailer: git-send-email 2.26.1 MIME-Version: 1.0 X-Originating-IP: [172.17.204.212] X-ClientProxiedBy: T-EXCH-01.corp.yadro.com (172.17.10.101) To T-EXCH-02.corp.yadro.com (172.17.10.102) Received-SPF: pass client-ip=89.207.88.252; envelope-from=r.bolshakov@yadro.com; helo=mta-01.yadro.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/14 05:09:40 X-ACL-Warn: Detected OS = Linux 3.11 and newer X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Paolo Bonzini , Roman Bolshakov , Eduardo Habkost , Cameron Esfahani , Richard Henderson Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Removal of register reset omitted initialization of CR4 guest/host mask. x86_64 guests aren't booting without it. Fixes: 5009ef22c6bb2 ("i386: hvf: Don't duplicate register reset") Signed-off-by: Roman Bolshakov --- target/i386/hvf/vmx.h | 1 + 1 file changed, 1 insertion(+) diff --git a/target/i386/hvf/vmx.h b/target/i386/hvf/vmx.h index 75ba1e2a5f..587b1b8375 100644 --- a/target/i386/hvf/vmx.h +++ b/target/i386/hvf/vmx.h @@ -166,6 +166,7 @@ static inline void macvm_set_cr4(hv_vcpuid_t vcpu, uint64_t cr4) wvmcs(vcpu, VMCS_GUEST_CR4, guest_cr4); wvmcs(vcpu, VMCS_CR4_SHADOW, cr4); + wvmcs(vcpu, VMCS_CR4_MASK, CR4_VMXE); hv_vcpu_invalidate_tlb(vcpu); hv_vcpu_flush(vcpu);