Received: by 2002:a05:6358:16cc:b0:ea:6187:17c9 with SMTP id r12csp1526238rwl; Mon, 26 Dec 2022 00:14:47 -0800 (PST) X-Google-Smtp-Source: AMrXdXs15LqLIvTQ41EhLDjJx16O/fLzlltqiT79RK9WPoMgsiM192Qs9tH6Toyo3nD5HqhOcy5b X-Received: by 2002:a05:6a20:cb44:b0:af:89c2:ad02 with SMTP id hd4-20020a056a20cb4400b000af89c2ad02mr20023750pzb.22.1672042487351; Mon, 26 Dec 2022 00:14:47 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1672042487; cv=none; d=google.com; s=arc-20160816; b=PwRhWxBaRB5Ej6ojDCCPG8L7yCN+/9GJE8BxT/ZKeUHM94Nw3vKpU6DDy1jNRkDsiq AT9NrF+iVRqE0C9lntfUSUuG5s+UCL4bn/ivfZ/NGOVgkTDihmJAAtyYvCC1RQDv73W2 QSVdQ0NQM4ZnH5pBeOirY9GqFOFSsS8gTAEI0BatquNZe9TztPykY8fMEUN/pwYu4eMp Re3mpDhLa5wwJ+8zRi0nQmEXrsMmiXScNarxWTDm7LmCqyHsk5FHgoRhNeGmAvVXZQfJ 3SMfotXObbHEHUJGAlZTQkBZfgsqw1dI8zaaFyNoc4uveFz8XHGYCIVogZfGlrVmTy0o 1XVw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:in-reply-to:from :references:cc:to:content-language:subject:user-agent:mime-version :date:message-id:dkim-signature; bh=snF9FgPM3QZjb6wYG/8ShchxVTbs8eu54AlMx41SJXI=; b=kXwJSGQrS3bVGX2/1dJNMhtoBMZGnQQ7jBVbezJQW2MAL92bO0a5wAsV4TB43CkshF Lj7aPh291Z4RurtGF+p92DjeVkFoSOHQVRGS0bknY8Beg2yMwio9BD6TgzauTe+zw54d u8M7XGZRxZkjv6N4SRDb5f7DsLZoMtXHb3oTIE6Zl5ghyeWug25qqHzTc1AjnaN7iMla 0u9ZT9kyh+t0eE90gOlpL74Arq1KlcTaolF/4fRXcpp3LcFK2Z7fzNXhHZzSFsofMfDv 4930svGflVI4Kc29gmhBgzN/elrDz+DLBXL7dS3bDPLJFSk0Brk/TZt0cwOnSh3WcBfV Hodw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b=I9kpb2be; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id i8-20020a63e908000000b0047854cf6b6csi10230536pgh.513.2022.12.26.00.14.38; Mon, 26 Dec 2022 00:14:47 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b=I9kpb2be; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231791AbiLZIAL (ORCPT + 67 others); Mon, 26 Dec 2022 03:00:11 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37624 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231585AbiLZIAF (ORCPT ); Mon, 26 Dec 2022 03:00:05 -0500 Received: from mail-pl1-x62d.google.com (mail-pl1-x62d.google.com [IPv6:2607:f8b0:4864:20::62d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8F44B115E; Mon, 26 Dec 2022 00:00:03 -0800 (PST) Received: by mail-pl1-x62d.google.com with SMTP id 17so10227159pll.0; Mon, 26 Dec 2022 00:00:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; 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=snF9FgPM3QZjb6wYG/8ShchxVTbs8eu54AlMx41SJXI=; b=I9kpb2beBVnPOjsLJGcv0RYiBxwiJwxcOTw40CumIZc1EnhS/GQAT4QRDqEBM5sSYf Wd0CZdozC+zvNZ7cefd7AMsfQMn8aUnwQfQ/uf7n6zSgQA1Ebim0kWEsrEKkU4KiHbf5 CTAKlSW3/BWnXqb8ZO7yZcTq22RASfUWsBbIgpvirQGHePw9rpt4KRdY3+r+VSGYlaL6 J6oyvXqwS5xVcMVIHNV/tuuCBQMpa2kDLG7bIuzQRnXNP65cDWBWSS8XymH/O7pfjYzN Cf09qjoM18+lqqsA9DjGW8bHSTBHxh79FnzS3q9y4D1zUfjg9aGHptcrwmvICxm1/7BI kZlQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; 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=snF9FgPM3QZjb6wYG/8ShchxVTbs8eu54AlMx41SJXI=; b=NFzv5Plj9UpRLa47HCk05zMKxlGP3/OcBKtET8od6IqMVC+imTQ0ZRjqot+sEUxhvf //ZGyoAPsmzendWsHheiSKV2L2f81VEfrScVQGNQtonOfpynytBi/3lvsboxvoYzSoG+ rVdiG5eOg50Od/KwAbx3oFovYdhDAVKSzcHGxbDQGWs0D7q4pDL4yEKCMZYaIjM5fZae 1nOSqhk3O57pW8tzQil5JmSCGZ03MnVffezABl7ESk9GKwYYBLonKeWUT2/tamyEzduD vv4Arlj79DrTjI6+rWfr5I2edKahEs8VW5ZPcmk1TLLSfkP/y8Q8ygOR0EZ22FtxxHv5 HQGA== X-Gm-Message-State: AFqh2kp+6dldAtf1XuokYcuc6k5U1kUiAD5NdD9yuNJ+rBT1xkcl9apT VGgYU0GSPOHydExemnVsIwg= X-Received: by 2002:a17:902:7e03:b0:192:70f1:b34 with SMTP id b3-20020a1709027e0300b0019270f10b34mr6048820plm.19.1672041603032; Mon, 26 Dec 2022 00:00:03 -0800 (PST) Received: from ?IPV6:2404:f801:0:5:8000::75b? ([2404:f801:9000:1a:efea::75b]) by smtp.gmail.com with ESMTPSA id s19-20020a170903201300b00187197c4999sm6447717pla.167.2022.12.25.23.59.53 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 26 Dec 2022 00:00:02 -0800 (PST) Message-ID: Date: Mon, 26 Dec 2022 15:59:52 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.6.1 Subject: Re: [RFC PATCH V2 11/18] Drivers: hv: vmbus: Decrypt vmbus ring buffer Content-Language: en-US To: "Michael Kelley (LINUX)" , "luto@kernel.org" , "tglx@linutronix.de" , "mingo@redhat.com" , "bp@alien8.de" , "dave.hansen@linux.intel.com" , "x86@kernel.org" , "hpa@zytor.com" , "seanjc@google.com" , "pbonzini@redhat.com" , "jgross@suse.com" , Tianyu Lan , "kirill@shutemov.name" , "jiangshan.ljs@antgroup.com" , "peterz@infradead.org" , "ashish.kalra@amd.com" , "srutherford@google.com" , "akpm@linux-foundation.org" , "anshuman.khandual@arm.com" , "pawan.kumar.gupta@linux.intel.com" , "adrian.hunter@intel.com" , "daniel.sneddon@linux.intel.com" , "alexander.shishkin@linux.intel.com" , "sandipan.das@amd.com" , "ray.huang@amd.com" , "brijesh.singh@amd.com" , "michael.roth@amd.com" , "thomas.lendacky@amd.com" , "venu.busireddy@oracle.com" , "sterritt@google.com" , "tony.luck@intel.com" , "samitolvanen@google.com" , "fenghua.yu@intel.com" Cc: "linux-kernel@vger.kernel.org" , "kvm@vger.kernel.org" , "linux-hyperv@vger.kernel.org" , "linux-arch@vger.kernel.org" References: <20221119034633.1728632-1-ltykernel@gmail.com> <20221119034633.1728632-12-ltykernel@gmail.com> From: Tianyu Lan In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-3.2 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,NICE_REPLY_A, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 12/15/2022 2:25 AM, Michael Kelley (LINUX) wrote: > From: Tianyu Lan Sent: Friday, November 18, 2022 7:46 PM >> The ring buffer is remapped in the hv_ringbuffer_init() >> and it should be with decrypt flag in order to share it >> with hypervisor in sev-snp enlightened guest. > FWIW, the change in this patch is included in Patch 9 > in my vTOM-related patch series. > I will rebase next version on your series. Thanks for reminder.