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=-10.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 84449C433E2 for ; Mon, 13 Jul 2020 08:28:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 53CB020758 for ; Mon, 13 Jul 2020 08:28:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="DLU84uJd" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729211AbgGMI2c (ORCPT ); Mon, 13 Jul 2020 04:28:32 -0400 Received: from us-smtp-1.mimecast.com ([207.211.31.81]:35906 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725969AbgGMI2b (ORCPT ); Mon, 13 Jul 2020 04:28:31 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1594628910; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=cIVJYQhIpifvTCGZmpKQQdeFjrTfPoBTFkOF8KrjRCM=; b=DLU84uJd1fi7UvCrIuinp9rDBNCTyTk/BF+6oR2WM8JviCXFGYCNYRh5an/naTbmPXEtHS Orr0dBVlqqReSvKj+9Hl7J1YSfHYptd8xc4jTrkGpsYvXorTIdqbYBPp81fEVCrjM8vTn6 q6TNT3aYi00XKR5VyHTy+vbOb7Yi0EY= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-505-IKgZPjexM-WDI03LeWkHQg-1; Mon, 13 Jul 2020 04:28:28 -0400 X-MC-Unique: IKgZPjexM-WDI03LeWkHQg-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 88EE01902EA8; Mon, 13 Jul 2020 08:28:27 +0000 (UTC) Received: from vitty.brq.redhat.com (unknown [10.40.194.161]) by smtp.corp.redhat.com (Postfix) with ESMTP id A991D60C84; Mon, 13 Jul 2020 08:28:25 +0000 (UTC) From: Vitaly Kuznetsov To: kvm@vger.kernel.org, Paolo Bonzini Cc: Sean Christopherson , Wanpeng Li , Jim Mattson , linux-kernel@vger.kernel.org Subject: [PATCH] KVM: nVMX: properly pad struct kvm_vmx_nested_state_hdr Date: Mon, 13 Jul 2020 10:28:24 +0200 Message-Id: <20200713082824.1728868-1-vkuznets@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Holes in structs which are userspace ABI are undesireable. Fixes: 83d31e5271ac ("KVM: nVMX: fixes for preemption timer migration") Signed-off-by: Vitaly Kuznetsov --- Documentation/virt/kvm/api.rst | 2 +- arch/x86/include/uapi/asm/kvm.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/Documentation/virt/kvm/api.rst b/Documentation/virt/kvm/api.rst index 320788f81a05..7beccda11978 100644 --- a/Documentation/virt/kvm/api.rst +++ b/Documentation/virt/kvm/api.rst @@ -4345,7 +4345,7 @@ Errors: struct { __u16 flags; } smm; - + __u16 pad; __u32 flags; __u64 preemption_timer_deadline; }; diff --git a/arch/x86/include/uapi/asm/kvm.h b/arch/x86/include/uapi/asm/kvm.h index 0780f97c1850..aae3df1cbd01 100644 --- a/arch/x86/include/uapi/asm/kvm.h +++ b/arch/x86/include/uapi/asm/kvm.h @@ -414,7 +414,7 @@ struct kvm_vmx_nested_state_hdr { struct { __u16 flags; } smm; - + __u16 pad; __u32 flags; __u64 preemption_timer_deadline; }; -- 2.25.4