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 9093BC43217 for ; Thu, 6 Oct 2022 20:02:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232160AbiJFUCs (ORCPT ); Thu, 6 Oct 2022 16:02:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44186 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232148AbiJFUCo (ORCPT ); Thu, 6 Oct 2022 16:02:44 -0400 Received: from mail-pl1-x636.google.com (mail-pl1-x636.google.com [IPv6:2607:f8b0:4864:20::636]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CA1FCB1B88 for ; Thu, 6 Oct 2022 13:02:41 -0700 (PDT) Received: by mail-pl1-x636.google.com with SMTP id b2so2661553plc.7 for ; Thu, 06 Oct 2022 13:02:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=LIiTWkOpc8IzCdKyYmBTbqUM+MiKg43asT5Ky3ZBVwI=; b=ooT7SiXeA4500qzGPoywjNXFF5+ELJzGuZAUMqbhPgAGkzbHLnE/cwDCsneFlyZG0e E22lPbo9DM/HWiWMfq9uWBeiBbMmjRlEPIe73g4XZYzrGXj2Jus4otCH+LLs9IeBz3Hi 5fGUASoctRPM96EIdp6RLs5081H2ERpbPbdUQ114tVuEgqRxOJ49CPX5qkdFZLGGjAXx jE/zkiUE1M3y9x9osVzVFal5qf07uDg7IwiHtRVdq79Ske8YOGYGLhyqKnp5VBKsFxRG eTTPsbGZocRImg5FtedstKITSAxajN4RNWwVyNspnUTvrpM+olsMRc8l+JMA0zLxKbA5 8KLg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=LIiTWkOpc8IzCdKyYmBTbqUM+MiKg43asT5Ky3ZBVwI=; b=fAZWZbXI0Bnf961GiodKtOT0qG1Z8iJnBNYrD0ZDLk+ytuvMSFWeCt18fwRH+hRfkk GEIS/7scZOhN56TRSse45BExpsh4Bz6q0OEQF+sP6bNClSMZifUq7PMarLkf9qEgWigp VQ0gpLLdWE3WoRcg1LVUSNdj+T/jkoc+E3jjdhvygcIOoj3m2vOKude7SpL1mcaIqNB5 WqToqzcSoa3JYCbj10n6iY8JftPgz28CJC7bedCi1yE5wVwXZkccyiWjO29LVeR1cALN PnWyllNhkn8wEtPweiqTmAre/pP1R3qSRC6yh0M//O8iH/C+5lCysZgCp9adC09ezioa 6n+w== X-Gm-Message-State: ACrzQf3kJEvFieSOqHD/fK41bGmScALHwkxcHjAlgnut/Hx1ZOOTcCCF qeDNxcoZRZGJr7x5wxRsmIgWTg== X-Google-Smtp-Source: AMsMyM6Oj0yBqJnAj8XCfZNWm/5C6Fnv8+9xRuwhZtTVRNy3EpLf7BIbZB2nRwVOJFC9zE76VDNv1Q== X-Received: by 2002:a17:90b:4b41:b0:20a:fe8f:5a3 with SMTP id mi1-20020a17090b4b4100b0020afe8f05a3mr7230387pjb.120.1665086560817; Thu, 06 Oct 2022 13:02:40 -0700 (PDT) Received: from google.com (7.104.168.34.bc.googleusercontent.com. [34.168.104.7]) by smtp.gmail.com with ESMTPSA id f26-20020aa79d9a000000b00537a6b81bb7sm5772052pfq.148.2022.10.06.13.02.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 06 Oct 2022 13:02:40 -0700 (PDT) Date: Thu, 6 Oct 2022 20:02:36 +0000 From: Sean Christopherson To: Vishal Annapurve Cc: x86@kernel.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, pbonzini@redhat.com, vkuznets@redhat.com, wanpengli@tencent.com, jmattson@google.com, joro@8bytes.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, hpa@zytor.com, shuah@kernel.org, yang.zhong@intel.com, drjones@redhat.com, ricarkol@google.com, aaronlewis@google.com, wei.w.wang@intel.com, kirill.shutemov@linux.intel.com, corbet@lwn.net, hughd@google.com, jlayton@kernel.org, bfields@fieldses.org, akpm@linux-foundation.org, chao.p.peng@linux.intel.com, yu.c.zhang@linux.intel.com, jun.nakajima@intel.com, dave.hansen@intel.com, michael.roth@amd.com, qperret@google.com, steven.price@arm.com, ak@linux.intel.com, david@redhat.com, luto@kernel.org, vbabka@suse.cz, marcorr@google.com, erdemaktas@google.com, pgonda@google.com, nikunj@amd.com, diviness@google.com, maz@kernel.org, dmatlack@google.com, axelrasmussen@google.com, maciej.szmigiero@oracle.com, mizhang@google.com, bgardon@google.com Subject: Re: [RFC V3 PATCH 3/6] selftests: kvm: ucall: Allow querying ucall pool gpa Message-ID: References: <20220819174659.2427983-1-vannapurve@google.com> <20220819174659.2427983-4-vannapurve@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220819174659.2427983-4-vannapurve@google.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Aug 19, 2022, Vishal Annapurve wrote: > Add a helper to query guest physical address for ucall pool > so that guest can mark the page as accessed shared or private. > > Signed-off-by: Vishal Annapurve > --- This should be handled by the SEV series[*]. Can you provide feedback on that series if having a generic way to map the ucall address as shared won't work? [*] https://lore.kernel.org/all/20220829171021.701198-1-pgonda@google.com