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=-8.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 4C72DC432BE for ; Thu, 29 Jul 2021 17:17:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2AB2860EE6 for ; Thu, 29 Jul 2021 17:17:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231268AbhG2RR0 (ORCPT ); Thu, 29 Jul 2021 13:17:26 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:47682 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229863AbhG2RRX (ORCPT ); Thu, 29 Jul 2021 13:17:23 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1627579038; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=uUAEdvE4SzIJpqzGhe66vfb/gL75mbbFYOZDgNw6wcc=; b=TG4ILWTFkSV5PuTh6vum7lQudA4muDx8e5Je+BVQS+hP/yktea8IX577682L4WGQ9/7Ugu OG2BJ4D322fvUm4cMzCja368eKyg5xFj/adOhxD2NHpwhyVe9oCwBVYEghC8ZqSNRXCTUd s+ows9O9wEXBXjLy2/443PTkdf0xVz0= Received: from mail-wr1-f72.google.com (mail-wr1-f72.google.com [209.85.221.72]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-141-dO6fH-TIO3ytXZvwzgAIWg-1; Thu, 29 Jul 2021 13:17:17 -0400 X-MC-Unique: dO6fH-TIO3ytXZvwzgAIWg-1 Received: by mail-wr1-f72.google.com with SMTP id s22-20020adf97960000b02901535eae4100so2458730wrb.14 for ; Thu, 29 Jul 2021 10:17:16 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=uUAEdvE4SzIJpqzGhe66vfb/gL75mbbFYOZDgNw6wcc=; b=oIWQpgsHr8+rGLw9J5EiO14zsrYtatjMEIJeh2UspxgOm2J5WQ+qeAmD2ytxzJQeUm ASOsW5m0LXrydH8uapNZMkvc302NSyh3sHbdnpMCVnZ34/yKlSp9YAcnS2kgOoWQcON7 U2xbNAh58MhdnprkTEHFNiK5rW8630oqSADBvgmEw0Q5dXo5ctclb6VN8cSyYmXPAhMa 8dmhSq2XwDh3XY14df4V8KEs19vXEg2ReZ4pRodpLAi1kLv+ifJSQbXTl/KZwbZMlUW5 abP90Ls3VGOZbuDtvBtGHdZ7nGgGs8Tb16KfKjFmsE6Ome/Je3nPqrwidSeK1+nd++lH MC7A== X-Gm-Message-State: AOAM53025Crfwzd39WR4OBiCU58lQ5klu3u65txuUOFcGpLqt3rEB814 kCwm6+gGfFpZz1FqKZFph6Tp/6Lu1hp0HUsm57nhB7DJn3te8exUJ4gzmNcDHTi94Zjvt16Otjz J/BeKe9XJH+RvdGumcflJA5dQ X-Received: by 2002:a05:600c:4f90:: with SMTP id n16mr5900750wmq.71.1627579035917; Thu, 29 Jul 2021 10:17:15 -0700 (PDT) X-Google-Smtp-Source: ABdhPJztK9lwXEjiositdfwsZfjfyd3/i0BC1cAByASyC8fn15BCQclVphSYK5712hZ+8vyco6tjxw== X-Received: by 2002:a05:600c:4f90:: with SMTP id n16mr5900731wmq.71.1627579035752; Thu, 29 Jul 2021 10:17:15 -0700 (PDT) Received: from ?IPv6:2001:b07:6468:f312:c8dd:75d4:99ab:290a? ([2001:b07:6468:f312:c8dd:75d4:99ab:290a]) by smtp.gmail.com with ESMTPSA id h8sm9533062wmb.35.2021.07.29.10.17.14 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 29 Jul 2021 10:17:15 -0700 (PDT) Subject: Re: [RFC PATCH 00/10] KVM: x86/mmu: simplify argument to kvm page fault handler To: David Matlack , Isaku Yamahata Cc: Sean Christopherson , Isaku Yamahata , kvm list , LKML , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson References: <936b00e2-1bcc-d5cc-5ae1-59f43ab5325f@redhat.com> <20210610220056.GA642297@private.email.ne.jp> From: Paolo Bonzini Message-ID: <92ffcffb-74c1-1876-fe86-a47553a2aa5b@redhat.com> Date: Thu, 29 Jul 2021 19:17:14 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 29/07/21 18:48, David Matlack wrote: > On Thu, Jun 10, 2021 at 3:05 PM Isaku Yamahata wrote: >> >> Thanks for feedback. Let me respin it. > > Hi Isaku, > > I'm working on a series to plumb the memslot backing the faulting gfn > through the page fault handling stack to avoid redundant lookups. This > would be much cleaner to implement on top of your struct > kvm_page_fault series than the existing code. > > Are you still planning to send another version of this series? Or if > you have decided to drop it or go in a different direction? I can work on this and post updated patches next week. Paolo