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=-13.4 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_IN_DEF_DKIM_WL 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 A24D7C49EA7 for ; Thu, 24 Jun 2021 15:36:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8BA92613F9 for ; Thu, 24 Jun 2021 15:36:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232493AbhFXPjI (ORCPT ); Thu, 24 Jun 2021 11:39:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59792 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232434AbhFXPjE (ORCPT ); Thu, 24 Jun 2021 11:39:04 -0400 Received: from mail-pl1-x631.google.com (mail-pl1-x631.google.com [IPv6:2607:f8b0:4864:20::631]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 826A7C061760 for ; Thu, 24 Jun 2021 08:36:45 -0700 (PDT) Received: by mail-pl1-x631.google.com with SMTP id v12so3140607plo.10 for ; Thu, 24 Jun 2021 08:36:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=oSmcLkLaYmb30K4x2o5V0PgF5sReFf2n8jT9UaERRsg=; b=bSQo4DhU2KuL3CjUZN64j4WcwdggQch/R7XnEdix2NVuOf40qPGfYHBno8Xm619GAr wg2kvoNy4VPNerE1UJQqTO/mn+wSl2WW8B9f7dL8xOzOgdg74JEfehGKdbWSQ0+1rr/t 2LEY4HKbsscIOGINiR9uO5OVpBxOglyxXqSvwqqzzZpKt1BhIehu/QDEuFSbgcAbmd1A 2Vn5BfcWryEpw7ny/6e9BAwB13V5uLq3/TeIlPL3nNBaDSZ9vfocg3yuStOuQjDnW2a3 vbLINUOPqFtht9Zb0kQj2xFTxtidhP/wmPjkGUm290ZvEfhGiSSc1t+MN7azCayA+NIy PYiw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=oSmcLkLaYmb30K4x2o5V0PgF5sReFf2n8jT9UaERRsg=; b=hBA5OnJVNcHqMobDp41itI0jBgT+o1fVP4k5Hk/OQrRzqfhkz0MDc+wQCeeD1Lncf6 0qoQ0GAG4I5hoamt1/hGs8C7K6H2Rbti1FTP0nWQQLrWgS/0pvmToLSnXrPsZhPnBueY MX7Zid8JMlcTcrPj7Uifxfg1tbYaKdGtw/ZJLq65pMyqvfCtpzfaMfBY+xGKGtzhn4pY 3GFTPGjA2Jjwr5tjw9jUDv8ZuRgu+PHu8nqKZh1F9WhPF8UXcbpEp40kqYLXq12MG/kb nQb9OOFoYaxBaN6xSrp0YczE7ApvUsYUeWxIazJkfQVv79AjRJ7huFCl8BsfCDpYc991 NnAA== X-Gm-Message-State: AOAM533IXIf8/oidvJEZQZDbF5+2Rny6VF7IBIzXJ2E/EXpqFf9JGnNR MZLem5czgeWNOO6t6omOg5l3vw== X-Google-Smtp-Source: ABdhPJxfmbtVti63yi0rwniZ/V3vp7ddChowhbbwk916pZwapRYWPu+wwBqr+2N8fYjWJaOb0U93+Q== X-Received: by 2002:a17:90a:8542:: with SMTP id a2mr14115924pjw.185.1624549004763; Thu, 24 Jun 2021 08:36:44 -0700 (PDT) Received: from google.com (157.214.185.35.bc.googleusercontent.com. [35.185.214.157]) by smtp.gmail.com with ESMTPSA id p1sm3132065pfp.137.2021.06.24.08.36.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Jun 2021 08:36:44 -0700 (PDT) Date: Thu, 24 Jun 2021 15:36:40 +0000 From: Sean Christopherson To: Paolo Bonzini Cc: Nicholas Piggin , Aleksandar Markovic , Huacai Chen , Marc Zyngier , Paul Mackerras , David Stevens , Zhenyu Wang , Zhi Wang , Alexandru Elisei , dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, intel-gvt-dev@lists.freedesktop.org, James Morse , Jim Mattson , Joerg Roedel , kvmarm@lists.cs.columbia.edu, kvm-ppc@vger.kernel.org, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Suzuki K Poulose , Vitaly Kuznetsov , Wanpeng Li , Will Deacon Subject: Re: [PATCH 1/6] KVM: x86/mmu: release audited pfns Message-ID: References: <20210624035749.4054934-1-stevensd@google.com> <20210624035749.4054934-2-stevensd@google.com> <1624524156.04etgk7zmz.astroid@bobo.none> <4816287a-b9a9-d3f4-f844-06922d696e06@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4816287a-b9a9-d3f4-f844-06922d696e06@redhat.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jun 24, 2021, Paolo Bonzini wrote: > On 24/06/21 10:43, Nicholas Piggin wrote: > > Excerpts from David Stevens's message of June 24, 2021 1:57 pm: > > > From: David Stevens > > > > Changelog? This looks like a bug, should it have a Fixes: tag? > > Probably has been there forever... The best way to fix the bug would be to > nuke mmu_audit.c, which I've threatened to do many times but never followed > up on. Yar. It has only survived because it hasn't required any maintenance. 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[35.185.214.157]) by smtp.gmail.com with ESMTPSA id p1sm3132065pfp.137.2021.06.24.08.36.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Jun 2021 08:36:44 -0700 (PDT) Date: Thu, 24 Jun 2021 15:36:40 +0000 From: Sean Christopherson To: Paolo Bonzini Subject: Re: [PATCH 1/6] KVM: x86/mmu: release audited pfns Message-ID: References: <20210624035749.4054934-1-stevensd@google.com> <20210624035749.4054934-2-stevensd@google.com> <1624524156.04etgk7zmz.astroid@bobo.none> <4816287a-b9a9-d3f4-f844-06922d696e06@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4816287a-b9a9-d3f4-f844-06922d696e06@redhat.com> X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Wanpeng Li , kvm@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mips@vger.kernel.org, Zhenyu Wang , Will Deacon , kvmarm@lists.cs.columbia.edu, Marc Zyngier , Joerg Roedel , Huacai Chen , Alexandru Elisei , Aleksandar Markovic , Zhi Wang , Suzuki K Poulose , intel-gfx@lists.freedesktop.org, kvm-ppc@vger.kernel.org, Nicholas Piggin , intel-gvt-dev@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, Jim Mattson , linux-kernel@vger.kernel.org, James Morse , David Stevens , Vitaly Kuznetsov , linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Thu, Jun 24, 2021, Paolo Bonzini wrote: > On 24/06/21 10:43, Nicholas Piggin wrote: > > Excerpts from David Stevens's message of June 24, 2021 1:57 pm: > > > From: David Stevens > > > > Changelog? This looks like a bug, should it have a Fixes: tag? > > Probably has been there forever... The best way to fix the bug would be to > nuke mmu_audit.c, which I've threatened to do many times but never followed > up on. Yar. It has only survived because it hasn't required any maintenance. 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=-3.5 required=3.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 A625FC49EA5 for ; Thu, 24 Jun 2021 16:02:36 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id 22B70613EB for ; Thu, 24 Jun 2021 16:02:36 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 22B70613EB Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvmarm-bounces@lists.cs.columbia.edu Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 8E6A84B19A; Thu, 24 Jun 2021 12:02:35 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Authentication-Results: mm01.cs.columbia.edu (amavisd-new); dkim=softfail (fail, message has been altered) header.i=@google.com Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id jTrEgjzAHNki; Thu, 24 Jun 2021 12:02:34 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 895034B176; Thu, 24 Jun 2021 12:02:34 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 1D6314B0F9 for ; Thu, 24 Jun 2021 11:36:47 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id A3cL628caiCa for ; Thu, 24 Jun 2021 11:36:46 -0400 (EDT) Received: from mail-pl1-f179.google.com (mail-pl1-f179.google.com [209.85.214.179]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id EA2E84B0F7 for ; Thu, 24 Jun 2021 11:36:45 -0400 (EDT) Received: by mail-pl1-f179.google.com with SMTP id f10so3171270plg.0 for ; Thu, 24 Jun 2021 08:36:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=oSmcLkLaYmb30K4x2o5V0PgF5sReFf2n8jT9UaERRsg=; b=bSQo4DhU2KuL3CjUZN64j4WcwdggQch/R7XnEdix2NVuOf40qPGfYHBno8Xm619GAr wg2kvoNy4VPNerE1UJQqTO/mn+wSl2WW8B9f7dL8xOzOgdg74JEfehGKdbWSQ0+1rr/t 2LEY4HKbsscIOGINiR9uO5OVpBxOglyxXqSvwqqzzZpKt1BhIehu/QDEuFSbgcAbmd1A 2Vn5BfcWryEpw7ny/6e9BAwB13V5uLq3/TeIlPL3nNBaDSZ9vfocg3yuStOuQjDnW2a3 vbLINUOPqFtht9Zb0kQj2xFTxtidhP/wmPjkGUm290ZvEfhGiSSc1t+MN7azCayA+NIy PYiw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=oSmcLkLaYmb30K4x2o5V0PgF5sReFf2n8jT9UaERRsg=; b=WsiRWTSN+28FO6ZCplr4fgffTPHn3J1Z5BJ4cINZ0yS/JmEhmkcnF7XG9zMgCprdEX /9Qj6mxZi31uLaeids40nMH0mUlsxuQdXF7xLrSPCAlP0Dpj1sYHYCv7L2nVMyx1jNMA ePl7r8JafJx4uYPv6PgyjfoFzNMy6wHRuTHLsdIYTWsQs5jzmrKPAjn1YFhZFXvojYrD 15thS6iX5lRyZ4/9oEp+Glodw4zNas6eJ63foLoWjAa59/YUVXrJpg8SbZN4HMu77Lw3 AVKln/sIvQbQ1m0Wln8bXF9fvpGAmQpiEXbHVW9KOGi8zlBvX7q5jatNFtajkQGXu+Rn j4hQ== X-Gm-Message-State: AOAM533VSVHlC+gJP3qjFF6lsmLrOSwinecB53UNzk8WfMZOfp2uKOwa Mz1rpvnSRF2U7Op5oQc2H4GWhA== X-Google-Smtp-Source: ABdhPJxfmbtVti63yi0rwniZ/V3vp7ddChowhbbwk916pZwapRYWPu+wwBqr+2N8fYjWJaOb0U93+Q== X-Received: by 2002:a17:90a:8542:: with SMTP id a2mr14115924pjw.185.1624549004763; Thu, 24 Jun 2021 08:36:44 -0700 (PDT) Received: from google.com (157.214.185.35.bc.googleusercontent.com. [35.185.214.157]) by smtp.gmail.com with ESMTPSA id p1sm3132065pfp.137.2021.06.24.08.36.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Jun 2021 08:36:44 -0700 (PDT) Date: Thu, 24 Jun 2021 15:36:40 +0000 From: Sean Christopherson To: Paolo Bonzini Subject: Re: [PATCH 1/6] KVM: x86/mmu: release audited pfns Message-ID: References: <20210624035749.4054934-1-stevensd@google.com> <20210624035749.4054934-2-stevensd@google.com> <1624524156.04etgk7zmz.astroid@bobo.none> <4816287a-b9a9-d3f4-f844-06922d696e06@redhat.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <4816287a-b9a9-d3f4-f844-06922d696e06@redhat.com> X-Mailman-Approved-At: Thu, 24 Jun 2021 12:02:33 -0400 Cc: Wanpeng Li , kvm@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mips@vger.kernel.org, Paul Mackerras , Zhenyu Wang , Will Deacon , kvmarm@lists.cs.columbia.edu, Marc Zyngier , Joerg Roedel , Huacai Chen , Aleksandar Markovic , Zhi Wang , intel-gfx@lists.freedesktop.org, kvm-ppc@vger.kernel.org, Nicholas Piggin , intel-gvt-dev@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, Jim Mattson , linux-kernel@vger.kernel.org, David Stevens , Vitaly Kuznetsov , linuxppc-dev@lists.ozlabs.org X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu On Thu, Jun 24, 2021, Paolo Bonzini wrote: > On 24/06/21 10:43, Nicholas Piggin wrote: > > Excerpts from David Stevens's message of June 24, 2021 1:57 pm: > > > From: David Stevens > > > > Changelog? This looks like a bug, should it have a Fixes: tag? > > Probably has been there forever... The best way to fix the bug would be to > nuke mmu_audit.c, which I've threatened to do many times but never followed > up on. Yar. It has only survived because it hasn't required any maintenance. _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm 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=-4.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 28F42C49EA5 for ; Thu, 24 Jun 2021 15:38:21 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id DC14C60234 for ; Thu, 24 Jun 2021 15:38:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DC14C60234 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=NQcLvb065Zb9IWoPmrrId5VGIDwK9D0LRfyllmr4A1o=; b=aYRJT3T3BEAfuI wsH7jkmTDqheApKG7TULlovYj8DzCPmPEVppGJGiqBWPRWTQLwIEQdkwUnLOPlc63GnJsxqnGvt/u U5HQLEMBTCeBjdp3V1cP4cdZdTrniwN2psujdwMB7KTIykp5craQZi2FXEzAI+ydtOM5bjeQ0jc0t skdfz8zTWiyBeBY/PZ7uyWIip8euafFRoDq9+Fg50eLevwdMA73/nSO370EQellHRRWo+I9HXJCbZ 37zSORZq8iNy2uiPYrVWiMYnZBmINWVrXoWs9z4AwL++i6CINruJQWOyFyZZoEIcT+6LoHk61cqNg IcyhZy8zfzmc5qbB/4XA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1lwRPP-00FHSm-78; Thu, 24 Jun 2021 15:36:51 +0000 Received: from mail-pl1-x62d.google.com ([2607:f8b0:4864:20::62d]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1lwRPL-00FHPK-5J for linux-arm-kernel@lists.infradead.org; Thu, 24 Jun 2021 15:36:48 +0000 Received: by mail-pl1-x62d.google.com with SMTP id m17so3146512plx.7 for ; Thu, 24 Jun 2021 08:36:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=oSmcLkLaYmb30K4x2o5V0PgF5sReFf2n8jT9UaERRsg=; b=bSQo4DhU2KuL3CjUZN64j4WcwdggQch/R7XnEdix2NVuOf40qPGfYHBno8Xm619GAr wg2kvoNy4VPNerE1UJQqTO/mn+wSl2WW8B9f7dL8xOzOgdg74JEfehGKdbWSQ0+1rr/t 2LEY4HKbsscIOGINiR9uO5OVpBxOglyxXqSvwqqzzZpKt1BhIehu/QDEuFSbgcAbmd1A 2Vn5BfcWryEpw7ny/6e9BAwB13V5uLq3/TeIlPL3nNBaDSZ9vfocg3yuStOuQjDnW2a3 vbLINUOPqFtht9Zb0kQj2xFTxtidhP/wmPjkGUm290ZvEfhGiSSc1t+MN7azCayA+NIy PYiw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=oSmcLkLaYmb30K4x2o5V0PgF5sReFf2n8jT9UaERRsg=; b=XNbr+gY+ibGw1SAnS5p3GsgdSXb9MiCizemPq+h7JVY6/MqHNjExQuJwI2ayPqnIdp PHtWL80ln4F3/8WSTmKOthaHCBsaHY5O5RUpLQ3aqDrN15OY5+nSekaU916niMDdsRlV /J+A0op27qSh4IIBM8zzl4qO1kpVd7jHmsOFhd2yYre2YdY4qFNX616czyitRoKL72Ca NWNQApafmeMlvN0WVx+1vG5hvBA0r+ZpqDYvzB8z8RhHglskwcAUmaAQzQcrEezjtIsU RMtml+01M8Mgmc7iBvfl9+1gg4QAH5IgpXuPFtTLlDb/FUV7I/S7E/8bT+JAnUgwV3He hFwQ== X-Gm-Message-State: AOAM5319NeF6ALNv26QzSGVAaOiFRrYoI+jlmt3xBWTEkb0L4UXN9OXF j0ZmxFzjJwTua+6lE+w0Og19Gw== X-Google-Smtp-Source: ABdhPJxfmbtVti63yi0rwniZ/V3vp7ddChowhbbwk916pZwapRYWPu+wwBqr+2N8fYjWJaOb0U93+Q== X-Received: by 2002:a17:90a:8542:: with SMTP id a2mr14115924pjw.185.1624549004763; Thu, 24 Jun 2021 08:36:44 -0700 (PDT) Received: from google.com (157.214.185.35.bc.googleusercontent.com. [35.185.214.157]) by smtp.gmail.com with ESMTPSA id p1sm3132065pfp.137.2021.06.24.08.36.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Jun 2021 08:36:44 -0700 (PDT) Date: Thu, 24 Jun 2021 15:36:40 +0000 From: Sean Christopherson To: Paolo Bonzini Cc: Nicholas Piggin , Aleksandar Markovic , Huacai Chen , Marc Zyngier , Paul Mackerras , David Stevens , Zhenyu Wang , Zhi Wang , Alexandru Elisei , dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, intel-gvt-dev@lists.freedesktop.org, James Morse , Jim Mattson , Joerg Roedel , kvmarm@lists.cs.columbia.edu, kvm-ppc@vger.kernel.org, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Suzuki K Poulose , Vitaly Kuznetsov , Wanpeng Li , Will Deacon Subject: Re: [PATCH 1/6] KVM: x86/mmu: release audited pfns Message-ID: References: <20210624035749.4054934-1-stevensd@google.com> <20210624035749.4054934-2-stevensd@google.com> <1624524156.04etgk7zmz.astroid@bobo.none> <4816287a-b9a9-d3f4-f844-06922d696e06@redhat.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <4816287a-b9a9-d3f4-f844-06922d696e06@redhat.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210624_083647_284050_95E20206 X-CRM114-Status: GOOD ( 11.16 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Jun 24, 2021, Paolo Bonzini wrote: > On 24/06/21 10:43, Nicholas Piggin wrote: > > Excerpts from David Stevens's message of June 24, 2021 1:57 pm: > > > From: David Stevens > > > > Changelog? This looks like a bug, should it have a Fixes: tag? > > Probably has been there forever... The best way to fix the bug would be to > nuke mmu_audit.c, which I've threatened to do many times but never followed > up on. Yar. It has only survived because it hasn't required any maintenance. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel 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=-3.5 required=3.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 73C6FC49EA6 for ; Thu, 24 Jun 2021 15:36:47 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1388B613DA for ; Thu, 24 Jun 2021 15:36:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1388B613DA Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 48EB86EB30; Thu, 24 Jun 2021 15:36:46 +0000 (UTC) Received: from mail-pl1-x62f.google.com (mail-pl1-x62f.google.com [IPv6:2607:f8b0:4864:20::62f]) by gabe.freedesktop.org (Postfix) with ESMTPS id 67A936EB2E for ; Thu, 24 Jun 2021 15:36:45 +0000 (UTC) Received: by mail-pl1-x62f.google.com with SMTP id i4so3136250plt.12 for ; Thu, 24 Jun 2021 08:36:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=oSmcLkLaYmb30K4x2o5V0PgF5sReFf2n8jT9UaERRsg=; b=bSQo4DhU2KuL3CjUZN64j4WcwdggQch/R7XnEdix2NVuOf40qPGfYHBno8Xm619GAr wg2kvoNy4VPNerE1UJQqTO/mn+wSl2WW8B9f7dL8xOzOgdg74JEfehGKdbWSQ0+1rr/t 2LEY4HKbsscIOGINiR9uO5OVpBxOglyxXqSvwqqzzZpKt1BhIehu/QDEuFSbgcAbmd1A 2Vn5BfcWryEpw7ny/6e9BAwB13V5uLq3/TeIlPL3nNBaDSZ9vfocg3yuStOuQjDnW2a3 vbLINUOPqFtht9Zb0kQj2xFTxtidhP/wmPjkGUm290ZvEfhGiSSc1t+MN7azCayA+NIy PYiw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=oSmcLkLaYmb30K4x2o5V0PgF5sReFf2n8jT9UaERRsg=; b=Epf/zmw+n+Q41oP+N9CybetZABXWaQR4Hz1UIBl3VV2REUNqq2YXhAxerD85LrqAo6 VaAMxpQvyfOM84ZhDaFv5VmIIwrurhbSQElttmFIlapn38x/B6/pfBPljeeFWi7eHCvq 5IgQNdIpjkKOPf5o5RE6JLe8svf35Iqw+MHIYQuG1xRsbZp0YFTDBqcVw9AgoOXFX5bs 47szY1iV2kgwrmTtaNae42b35XgPw4/4HPbJT1dJyVeCcLAOaOQQEhHeNmYqph5xJZtW g/EluahzN0865wwYScv97AGvmKIrzUZhE7u7iGHz6JEvbcYgLqrtl8WqoopWxpAMkLw0 Kxvg== X-Gm-Message-State: AOAM5306l2b8A5P3/YHAgQ6BTnRHLAA6SVAD1mWNrZOn33Zjym49XXfm rFeuEscq9jJ87QkHYfQ4VqtgLQ== X-Google-Smtp-Source: ABdhPJxfmbtVti63yi0rwniZ/V3vp7ddChowhbbwk916pZwapRYWPu+wwBqr+2N8fYjWJaOb0U93+Q== X-Received: by 2002:a17:90a:8542:: with SMTP id a2mr14115924pjw.185.1624549004763; Thu, 24 Jun 2021 08:36:44 -0700 (PDT) Received: from google.com (157.214.185.35.bc.googleusercontent.com. [35.185.214.157]) by smtp.gmail.com with ESMTPSA id p1sm3132065pfp.137.2021.06.24.08.36.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Jun 2021 08:36:44 -0700 (PDT) Date: Thu, 24 Jun 2021 15:36:40 +0000 From: Sean Christopherson To: Paolo Bonzini Subject: Re: [PATCH 1/6] KVM: x86/mmu: release audited pfns Message-ID: References: <20210624035749.4054934-1-stevensd@google.com> <20210624035749.4054934-2-stevensd@google.com> <1624524156.04etgk7zmz.astroid@bobo.none> <4816287a-b9a9-d3f4-f844-06922d696e06@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4816287a-b9a9-d3f4-f844-06922d696e06@redhat.com> X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Wanpeng Li , kvm@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mips@vger.kernel.org, Paul Mackerras , Will Deacon , kvmarm@lists.cs.columbia.edu, Marc Zyngier , Joerg Roedel , Huacai Chen , Alexandru Elisei , Aleksandar Markovic , Zhi Wang , Suzuki K Poulose , intel-gfx@lists.freedesktop.org, kvm-ppc@vger.kernel.org, Nicholas Piggin , intel-gvt-dev@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, Jim Mattson , linux-kernel@vger.kernel.org, James Morse , David Stevens , Vitaly Kuznetsov , linuxppc-dev@lists.ozlabs.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Thu, Jun 24, 2021, Paolo Bonzini wrote: > On 24/06/21 10:43, Nicholas Piggin wrote: > > Excerpts from David Stevens's message of June 24, 2021 1:57 pm: > > > From: David Stevens > > > > Changelog? This looks like a bug, should it have a Fixes: tag? > > Probably has been there forever... The best way to fix the bug would be to > nuke mmu_audit.c, which I've threatened to do many times but never followed > up on. Yar. It has only survived because it hasn't required any maintenance. 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=-3.5 required=3.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 CBC06C2B9F4 for ; Mon, 28 Jun 2021 09:32:06 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9281761C49 for ; Mon, 28 Jun 2021 09:32:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9281761C49 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 31D706E3DB; Mon, 28 Jun 2021 09:32:06 +0000 (UTC) Received: from mail-pl1-x62e.google.com (mail-pl1-x62e.google.com [IPv6:2607:f8b0:4864:20::62e]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6DE836EC27 for ; Thu, 24 Jun 2021 15:36:45 +0000 (UTC) Received: by mail-pl1-x62e.google.com with SMTP id i4so3136249plt.12 for ; Thu, 24 Jun 2021 08:36:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=oSmcLkLaYmb30K4x2o5V0PgF5sReFf2n8jT9UaERRsg=; b=bSQo4DhU2KuL3CjUZN64j4WcwdggQch/R7XnEdix2NVuOf40qPGfYHBno8Xm619GAr wg2kvoNy4VPNerE1UJQqTO/mn+wSl2WW8B9f7dL8xOzOgdg74JEfehGKdbWSQ0+1rr/t 2LEY4HKbsscIOGINiR9uO5OVpBxOglyxXqSvwqqzzZpKt1BhIehu/QDEuFSbgcAbmd1A 2Vn5BfcWryEpw7ny/6e9BAwB13V5uLq3/TeIlPL3nNBaDSZ9vfocg3yuStOuQjDnW2a3 vbLINUOPqFtht9Zb0kQj2xFTxtidhP/wmPjkGUm290ZvEfhGiSSc1t+MN7azCayA+NIy PYiw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=oSmcLkLaYmb30K4x2o5V0PgF5sReFf2n8jT9UaERRsg=; b=qxnIC3QK3mReG21rDQVw4h8S5SJuh6QOFN5htvdS6DJYYI4juzPTOTakTnOQoGtpY3 qglyFAtobYso906UQnM+HFJ/RT94cgbJy5fFQYPQP39LmTuZG5ZZyPhhX4lh8xMgK49Z KUADMWf/w2416XCup7kAumQhL5evMf+IdWKn7copgLI8PZDBb58NOopKkqmzqSez/6d3 AO4kj6hDY4vjGzaCJ0h7lQm3D/60iYw0L+9t2gcIk7WRx31M/G8WZ1hEr0mfQJ1052W2 FHEAX8fHeOVvs2BTvLhFPePRV62NlrF3bbCxuLY0CFPWuXUjxt6aCqUHHweEZ3Rb87JH kpmg== X-Gm-Message-State: AOAM530vemjlDWrajKHTk/7WovYKshxhLpDVhF63qQT/tR+hSritLSIM pNvKSeY7yELiXrW8e17NzxM9oQ== X-Google-Smtp-Source: ABdhPJxfmbtVti63yi0rwniZ/V3vp7ddChowhbbwk916pZwapRYWPu+wwBqr+2N8fYjWJaOb0U93+Q== X-Received: by 2002:a17:90a:8542:: with SMTP id a2mr14115924pjw.185.1624549004763; Thu, 24 Jun 2021 08:36:44 -0700 (PDT) Received: from google.com (157.214.185.35.bc.googleusercontent.com. [35.185.214.157]) by smtp.gmail.com with ESMTPSA id p1sm3132065pfp.137.2021.06.24.08.36.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Jun 2021 08:36:44 -0700 (PDT) Date: Thu, 24 Jun 2021 15:36:40 +0000 From: Sean Christopherson To: Paolo Bonzini Message-ID: References: <20210624035749.4054934-1-stevensd@google.com> <20210624035749.4054934-2-stevensd@google.com> <1624524156.04etgk7zmz.astroid@bobo.none> <4816287a-b9a9-d3f4-f844-06922d696e06@redhat.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <4816287a-b9a9-d3f4-f844-06922d696e06@redhat.com> X-Mailman-Approved-At: Mon, 28 Jun 2021 09:31:03 +0000 Subject: Re: [Intel-gfx] [PATCH 1/6] KVM: x86/mmu: release audited pfns X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Wanpeng Li , kvm@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mips@vger.kernel.org, Paul Mackerras , Will Deacon , kvmarm@lists.cs.columbia.edu, Marc Zyngier , Joerg Roedel , Huacai Chen , Alexandru Elisei , Aleksandar Markovic , Suzuki K Poulose , intel-gfx@lists.freedesktop.org, kvm-ppc@vger.kernel.org, Nicholas Piggin , intel-gvt-dev@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, Jim Mattson , linux-kernel@vger.kernel.org, James Morse , David Stevens , Vitaly Kuznetsov , linuxppc-dev@lists.ozlabs.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On Thu, Jun 24, 2021, Paolo Bonzini wrote: > On 24/06/21 10:43, Nicholas Piggin wrote: > > Excerpts from David Stevens's message of June 24, 2021 1:57 pm: > > > From: David Stevens > > > > Changelog? This looks like a bug, should it have a Fixes: tag? > > Probably has been there forever... The best way to fix the bug would be to > nuke mmu_audit.c, which I've threatened to do many times but never followed > up on. Yar. It has only survived because it hasn't required any maintenance. _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx