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 9F612C04A94 for ; Tue, 1 Aug 2023 14:06:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234547AbjHAOG4 (ORCPT ); Tue, 1 Aug 2023 10:06:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58692 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234555AbjHAOGc (ORCPT ); Tue, 1 Aug 2023 10:06:32 -0400 Received: from mail-wr1-x42b.google.com (mail-wr1-x42b.google.com [IPv6:2a00:1450:4864:20::42b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 047632D5D for ; Tue, 1 Aug 2023 07:06:11 -0700 (PDT) Received: by mail-wr1-x42b.google.com with SMTP id ffacd0b85a97d-3128fcd58f3so5860288f8f.1 for ; Tue, 01 Aug 2023 07:06:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1690898764; x=1691503564; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=efUA6vslzW4BixuLDSNjlPOcP3SvRE+kgN7KrACt+/k=; b=Axh34Hd/ohWuSKLzSZ1DNgK7hw4l/xfgeoOAID24sUK030wvGmN9H9J7/Z2rw/17In i10FKLuFxffcYsit55naOfLh0APWD04lZewGSrIbSDIU6B0cIVrq6F1UnC5pHXgHEetB Nxt8e6pOkhUgMll2R0kG3JouACq1O3YIHvkckNXFiNkP4bT71CKzxohVdHnHFZaLJeyn MS619/RR7jIkobHBo2SX9PvkW1lpAI0GIEU3N5XMBYvcEnWpq9qV8D7dT1pkH5HkH3vT CpNb8p0c7jO9ERkX3kOYpr7b2d96POY9q1jpLEDPSesugOQz4QvSiOVFcEPU7KqtDats dDCw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1690898764; x=1691503564; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=efUA6vslzW4BixuLDSNjlPOcP3SvRE+kgN7KrACt+/k=; b=MtOLOhgezlVyAn6zszGaLtModl3iijsMXMBPdp/1IufnBx2n06xYfeJ78j1uxNzSWW ru1HOR2K+5FLJ+C1pyjmydJv9CGrPsK7k9YTJA6dKRVDzwLLiw3MWvr5eHJz6osZeKYx gpbWeiTz3qh0WwLe0xHb+DIQkKYcCC0aRs0uFIvPgypOyWXWK4bFx+xgRHs1P2/FQ4Hm hNvB5+hqbSPi3fOrveYP4V5wt8FZa6+XsINt/fzB/oTsDv2ujBnzk+nH7KCBUevNkU1h 1VU+Q20ERG8Ag75PoRzqmLZxq0bYnwb1PHhvdQLr81P2l2S9+68PwZBfTjsXE7/gwPkK XyOA== X-Gm-Message-State: ABy/qLaEP6nVbJR/nEmt7WO3nWqE9M85vFCAIbjws084Qxn5jMDh5ywG qpQSpw0T0ThGA6fAWsTBGUzlZQ== X-Google-Smtp-Source: APBJJlHaOenCMDdiREO8Rrd1x+K6N4CaLlmGLlgqD+cFlglH97b7LJK/zl2oyXmX4o0L8Nezv4eT0Q== X-Received: by 2002:a5d:62cf:0:b0:313:f4e2:901d with SMTP id o15-20020a5d62cf000000b00313f4e2901dmr2276127wrv.22.1690898764065; Tue, 01 Aug 2023 07:06:04 -0700 (PDT) Received: from [192.168.69.115] ([176.176.174.59]) by smtp.gmail.com with ESMTPSA id w10-20020a5d4b4a000000b003143ba62cf4sm15998878wrs.86.2023.08.01.07.06.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 01 Aug 2023 07:06:03 -0700 (PDT) Message-ID: Date: Tue, 1 Aug 2023 16:06:02 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [PATCH v3 04/12] KVM: x86/mmu: Avoid pointer arithmetic when iterating over SPTEs Content-Language: en-US To: Sean Christopherson , Paolo Bonzini Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Mingwei Zhang , David Matlack , Jim Mattson References: <20230729004722.1056172-1-seanjc@google.com> <20230729004722.1056172-5-seanjc@google.com> From: =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= In-Reply-To: <20230729004722.1056172-5-seanjc@google.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 29/7/23 02:47, Sean Christopherson wrote: > Replace the pointer arithmetic used to iterate over SPTEs in > is_empty_shadow_page() with more standard interger-based iteration. > > No functional change intended. > > Signed-off-by: Sean Christopherson > --- > arch/x86/kvm/mmu/mmu.c | 10 +++++----- > 1 file changed, 5 insertions(+), 5 deletions(-) Reviewed-by: Philippe Mathieu-Daudé