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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 03D49C433EF for ; Tue, 12 Oct 2021 23:45:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DD9D160E0C for ; Tue, 12 Oct 2021 23:45:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236325AbhJLXrw (ORCPT ); Tue, 12 Oct 2021 19:47:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45776 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233176AbhJLXru (ORCPT ); Tue, 12 Oct 2021 19:47:50 -0400 Received: from mail-pf1-x433.google.com (mail-pf1-x433.google.com [IPv6:2607:f8b0:4864:20::433]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 76B92C061570 for ; Tue, 12 Oct 2021 16:45:48 -0700 (PDT) Received: by mail-pf1-x433.google.com with SMTP id q19so862986pfl.4 for ; Tue, 12 Oct 2021 16:45:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=kGrCFEvmDwzmMCFgiwQK2Fu/Htd7FjL447jdDDlA3/0=; b=KSPHpqdLMpzDQOY8+TY0dkrBtUaf7uS02AGot38TY0BJqCHLC1XkxJX7J2LkrJ+WRe ZK1ezihSRVNGnDhSyp30td1Wj2V4u8g2kIutXUbs6RQY9QHsHgCn2lp+CoYh28fHMeae 2bVjdhzCz59VM39ax2whCMBBl/o1RWCYQHLCymCGUfwNHUnWXG+C/IBUy011W6Jo2xpA QNto5Lvj8De9K8kPfPv6nG7ejfdNPlua884xdttC+kpC4pcKfemifvL9cTp/M4rpqhaC QJ9j91XdjAK8JItjcw4VPL9F+BMFem+cirhYF3b84BZ951rNB8+NH9EYWFKzpYPI+U9t Nt7A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=kGrCFEvmDwzmMCFgiwQK2Fu/Htd7FjL447jdDDlA3/0=; b=gQeeJc58LdmZykY/fLToKG4l/VzL6WpA7saNvc1/blRY2FafePF4mFOMD2fyDw8C8F +mtrEu2HEtvLwwwDyWqoYzEZ2jc/edGtlhZIezdPu6Gb1jiceB4rwUW8dHlapFtbgPn2 dkINh/kcCvVDqHlp4SM6QzctmlT1BNhJEW3W9puwHIvOV/gP6rdjNYo9TWaBrJ9bqyuE nAl+p1YcdKOmr5FrP88T74z6Dp3WMJWTWgZcFHm4WxtdWAcEDlQPDY7Kj+oN/HD1vd/O VOz+HwFc6edVNMSmMNt7i0GnpIuGWcbabvt6svadfCgwoXXdqd+wMD61IMpDVrkFwBr+ FZwg== X-Gm-Message-State: AOAM532UBd/1daAFVSPnfm6bClCHiYtl+g9vloOVpv7DmuKuBYcaNOYm ECTwJ3IGQtk3Zqb4BCV3XHLiXwucy7falA== X-Google-Smtp-Source: ABdhPJy9XVNlxqT24XBgDLt+ANRPYg+iewIRXIW9CV3HPS/Hqj1EudpYV64XXM1AfIs1UytDttgtPA== X-Received: by 2002:a05:6a00:8c7:b0:44c:a7f9:d8d1 with SMTP id s7-20020a056a0008c700b0044ca7f9d8d1mr34491782pfu.49.1634082347748; Tue, 12 Oct 2021 16:45:47 -0700 (PDT) Received: from google.com (157.214.185.35.bc.googleusercontent.com. [35.185.214.157]) by smtp.gmail.com with ESMTPSA id x9sm3929411pjp.50.2021.10.12.16.45.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 Oct 2021 16:45:47 -0700 (PDT) Date: Tue, 12 Oct 2021 23:45:43 +0000 From: Sean Christopherson To: David Edmondson Cc: linux-kernel@vger.kernel.org, "H. Peter Anvin" , Vitaly Kuznetsov , x86@kernel.org, Joerg Roedel , Ingo Molnar , kvm@vger.kernel.org, Paolo Bonzini , Jim Mattson , Borislav Petkov , Thomas Gleixner , Wanpeng Li , David Matlack Subject: Re: [PATCH v6 1/4] KVM: x86: Clarify the kvm_run.emulation_failure structure layout Message-ID: References: <20210920103737.2696756-1-david.edmondson@oracle.com> <20210920103737.2696756-2-david.edmondson@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210920103737.2696756-2-david.edmondson@oracle.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Sep 20, 2021, David Edmondson wrote: > Until more flags for kvm_run.emulation_failure flags are defined, it > is undetermined whether new payload elements corresponding to those > flags will be additive or alternative. As a hint to userspace that an > alternative is possible, wrap the current payload elements in a union. > > Suggested-by: Sean Christopherson > Signed-off-by: David Edmondson > --- To complete the set... :-) Reviewed-by: Sean Christopherson