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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 0C59DC47404 for ; Wed, 9 Oct 2019 11:27:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DCE952133F for ; Wed, 9 Oct 2019 11:27:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730490AbfJIL1q (ORCPT ); Wed, 9 Oct 2019 07:27:46 -0400 Received: from mx1.redhat.com ([209.132.183.28]:45784 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729471AbfJIL1q (ORCPT ); Wed, 9 Oct 2019 07:27:46 -0400 Received: from mail-wr1-f70.google.com (mail-wr1-f70.google.com [209.85.221.70]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id D5DB781F11 for ; Wed, 9 Oct 2019 11:27:45 +0000 (UTC) Received: by mail-wr1-f70.google.com with SMTP id i2so990174wrv.0 for ; Wed, 09 Oct 2019 04:27:45 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:in-reply-to:references:date :message-id:mime-version; bh=ifVLEC5uXx0xXbZ5E3zE7qcYovO4iLtIeSopENFKhCg=; b=cBweikkdYNjeYI88z0rK4A2iP6QquUN1y0bRocm9E6X3eAiYtvdU9ExFsySCHCS+nE TZUh+vKWNzRKtZaKPdQQj59D30YkAqs/Zlpra7POdf1We5hRVFcod2qO00BTEoSEqQMX GyXDEMwOlPO0tVGrg43EmJokXElQIamCBGx2oaEdiR9jD8mXQpm6cLQ2sJGWAn8Plmhc ZOEmYl426Gh5QBop8atCyXbVRpok4aJu1854+rKLKwFg7tNd3m1HCZW5Ooz/HvvbjL9l r9e6yXJXnw6f/JnOvoJ9JSPOLqnOMbEV4auvxYrPXD9VjkABe7/X7N2LN/y/KVtt7KUS lV9w== X-Gm-Message-State: APjAAAXHC36gSNQPh/x9W21d8F2hWA9n6OQ58htN42DRhboWjU/IOnVt KTl+ztJFSzYD+W0N+wEhVw5Jf6zHrnZ8hJtM9OuZAu1hi2z9dDMvuE127P805Gf6dlOKpJ8Fhv/ wCjnEO/8gEkHquyetaX6PFttw X-Received: by 2002:a05:600c:34b:: with SMTP id u11mr2242549wmd.176.1570620464528; Wed, 09 Oct 2019 04:27:44 -0700 (PDT) X-Google-Smtp-Source: APXvYqzhbHq0jBzIpVmXjFywxZ2l55Q3tKca7gUZJ83WF4NOur5t8DDjUN50FdCbtP55IeTz4hoFmQ== X-Received: by 2002:a05:600c:34b:: with SMTP id u11mr2242532wmd.176.1570620464298; Wed, 09 Oct 2019 04:27:44 -0700 (PDT) Received: from vitty.brq.redhat.com (nat-pool-brq-t.redhat.com. [213.175.37.10]) by smtp.gmail.com with ESMTPSA id h10sm1982665wrq.95.2019.10.09.04.27.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Oct 2019 04:27:43 -0700 (PDT) From: Vitaly Kuznetsov To: Paolo Bonzini , Sean Christopherson Cc: Wanpeng Li , Jim Mattson , Joerg Roedel , kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Reto Buerki , Liran Alon , Radim =?utf-8?B?S3LEjW3DocWZ?= Subject: Re: [PATCH v2 6/8] KVM: x86: Fold 'enum kvm_ex_reg' definitions into 'enum kvm_reg' In-Reply-To: <57cae37d-acd0-074c-26cd-aaf7a7989905@redhat.com> References: <20190927214523.3376-1-sean.j.christopherson@intel.com> <20190927214523.3376-7-sean.j.christopherson@intel.com> <87ftke3zll.fsf@vitty.brq.redhat.com> <57cae37d-acd0-074c-26cd-aaf7a7989905@redhat.com> Date: Wed, 09 Oct 2019 13:27:42 +0200 Message-ID: <87a7aayx8x.fsf@vitty.brq.redhat.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Paolo Bonzini writes: > On 30/09/19 11:25, Vitaly Kuznetsov wrote: >>> -enum kvm_reg_ex { >>> VCPU_EXREG_PDPTR = NR_VCPU_REGS, >> (Personally, I would've changed that to NR_VCPU_REGS + 1) >> > > Why? > Just so every entry in the enum is different and NR_VCPU_REGS acts as a guardian. -- Vitaly