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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C5E12C433EF for ; Fri, 24 Jun 2022 23:43:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231875AbiFXXnP (ORCPT ); Fri, 24 Jun 2022 19:43:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39170 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231882AbiFXXnM (ORCPT ); Fri, 24 Jun 2022 19:43:12 -0400 Received: from mail-pg1-x535.google.com (mail-pg1-x535.google.com [IPv6:2607:f8b0:4864:20::535]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B7EC125E9D for ; Fri, 24 Jun 2022 16:43:11 -0700 (PDT) Received: by mail-pg1-x535.google.com with SMTP id 9so3735541pgd.7 for ; Fri, 24 Jun 2022 16:43:11 -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=9N529bIxDfr9XbpXlA0R0zIti7KU9RJXWvcDazd0Qjo=; b=ieCervRftYNQfOUPtqT6hkOOGrCZWyg3vQ5GhHz/U5JRmO/HItGhZrHA6OzmQXBdC0 Ac9IkEd+msyAwmXtPJ6rWTEhyrkpQKpX2sw+nhor48+P6b+gbuTyTCBkNz8fRHm1Scf3 24MMnlrjJ5MG3ZOvwEDY/kzIzZWmZc8fs1lWaAVVFm3CycNcjn8aXd2LiF96Iq0BJS+A U8KnJyNRYjEvdnfA9xErA51o5+rLSbZzhXkKWbhE/fSd89onwZY4LPXVknYAr9Do5Ejm TFT9GRZdhoTlRWMjGT6qTGPYrwIMBA7P39BUfl31Loxw27SAkFmJOhERxv78X/DVChue 73Ug== 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=9N529bIxDfr9XbpXlA0R0zIti7KU9RJXWvcDazd0Qjo=; b=ruZWjdNVD746vEyDCHj7PR65Sr5liDbzX/WJ/z3HVHMXIyawMXcwuATnfX04u4f25U OWjnY6hxGsaz9z5uoYQckUQzabUCQWsz1SMrDmCnGWOMXs8D/jRm3Zn332EJbYyUEq+q MNKGFx67Bnh05nY7lyLTIC3SPo5ENORdPZSMKGHdQS7nN9ulEnvK+9GYTRtTIFq3zzAT ljnaPNeSz7qRR9v/AqIkVnkPdGw8fyz3029ZV+0vwXSa+8c7tK/GJdK4KtDoJbtqzslg 30posAntnYMLqccoEW+OIsS8Uk5pz40srWBI8bYBkgD8Bz3fQ5EGqaHcbWznsRJxqxZo oMSg== X-Gm-Message-State: AJIora9qiBIa/SsMP+YaR1ep8RBapa7FdvyngEjp1Erzt9ML6gNBjYzd n3mpxcO6EajKFflKTyJTcReGrQ== X-Google-Smtp-Source: AGRyM1tEVk6ipro476mDieO78m8ow5umUhkMSny5j044gxk6q2M6B9oRJCAVDDNl/5pl4UtR/hw50w== X-Received: by 2002:a62:e919:0:b0:51e:7b6e:5a3b with SMTP id j25-20020a62e919000000b0051e7b6e5a3bmr1377529pfh.78.1656114191098; Fri, 24 Jun 2022 16:43:11 -0700 (PDT) Received: from google.com (223.103.125.34.bc.googleusercontent.com. [34.125.103.223]) by smtp.gmail.com with ESMTPSA id b5-20020a170902d40500b0016a13bd845csm2347656ple.165.2022.06.24.16.43.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 24 Jun 2022 16:43:09 -0700 (PDT) Date: Fri, 24 Jun 2022 23:43:04 +0000 From: David Matlack To: Sean Christopherson Cc: Paolo Bonzini , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , kvm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 2/4] KVM: x86/mmu: Expand quadrant comment for PG_LEVEL_4K shadow pages Message-ID: References: <20220624213039.2872507-1-seanjc@google.com> <20220624213039.2872507-3-seanjc@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220624213039.2872507-3-seanjc@google.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jun 24, 2022 at 09:30:37PM +0000, Sean Christopherson wrote: > Tweak the comment above the computation of the quadrant for PG_LEVEL_4K > shadow pages to explicitly call out how and why KVM uses role.quadrant to > consume gPTE bits. > > Opportunistically wrap an unnecessarily long line. > > No functional change intended. > > Link: https://lore.kernel.org/all/YqvWvBv27fYzOFdE@google.com > Cc: David Matlack > Signed-off-by: Sean Christopherson Reviewed-by: David Matlack