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 76165C77B78 for ; Sun, 16 Apr 2023 07:22:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230257AbjDPHWS (ORCPT ); Sun, 16 Apr 2023 03:22:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60474 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230284AbjDPHWO (ORCPT ); Sun, 16 Apr 2023 03:22:14 -0400 Received: from mail-pl1-x629.google.com (mail-pl1-x629.google.com [IPv6:2607:f8b0:4864:20::629]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8A8733599; Sun, 16 Apr 2023 00:21:43 -0700 (PDT) Received: by mail-pl1-x629.google.com with SMTP id la3so22423455plb.11; Sun, 16 Apr 2023 00:21:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1681629703; x=1684221703; h=content-transfer-encoding:in-reply-to:from:references:cc:to:subject :user-agent:mime-version:date:message-id:from:to:cc:subject:date :message-id:reply-to; bh=82oJRPirvXuTskNseCQRgDi71ADu1/69G4a2xUOXGPg=; b=DPwBcVtuhJKFiVL0G2fvbFc9rS+ARpBawp6rAG3ItDNml9fjqQYdphQOqghmNmeN+6 xH2tpIcvOrE9RLZH503TvGn+jkrejxuqgkYKj73EhMj05X1PORC7AU76zSEKu4mUXtcD W00tMIEYLriPhTNtrL/L1vmhybgomchVpmd4SulXEm/EfhKh75IuxK7yWkXIsBSjtzMM XmlUQC2BllMdz7WWLeIjE9X3Fq8IGGQFdBbE/G9R4RluU8Nkxb2RhDhQJGTQDKqvEVxJ HyHV4IhGNo9jDD46IqoQ03aNI/XiIKc/0mEnD7VE1+asony4O6IVOTQlBTWdpksYS2on yqBQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1681629703; x=1684221703; h=content-transfer-encoding:in-reply-to:from:references:cc:to:subject :user-agent:mime-version:date:message-id:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=82oJRPirvXuTskNseCQRgDi71ADu1/69G4a2xUOXGPg=; b=Ku+HPAOKbKg5Sad0VqugX+38eYLL83C8zMLnuvbVvKLSbbx/Wtxa9LcfnA20vvWGxc AuGPx/bi0zEpi4c927Lmaiw9VI/yqJsBOQPpjxQlMnzcvl5uxpdqNa3S88/+fxpzMmEU w/fU6gphSKOXBEfEOATStP9noQJTtjd0gwmryFHdvgi7ganIIZdXEgUTY4xsS9ztmJrV ULvWVJC6nPWb5TfYV3nN4jjqvNEHxNgFbqHmoArzLspQJ7OBMizM/HaxGT14xGulBQpC D9oIU97BdCpjCYY3eQctKZobRF4vYhFBw2VAb0EwqTPJsbJ8pXolEB0+cADQlTMDO82n bHgQ== X-Gm-Message-State: AAQBX9edowF4+A5IdT+x8NrMtU+E2pOgHhyTTwCaDCYhN9SDByV01yXV C1fRD5lxZwCOzpgbwQquqT0= X-Google-Smtp-Source: AKy350apEqZB2QuXDkO1vYGt4ZGWDy4pJbAx3Q5kYdzJ7RiELGnKGVGDR4jbv+UCHJI2ncYEzYOZHA== X-Received: by 2002:a17:90a:4403:b0:246:ac0b:9d40 with SMTP id s3-20020a17090a440300b00246ac0b9d40mr11178577pjg.15.1681629702710; Sun, 16 Apr 2023 00:21:42 -0700 (PDT) Received: from ?IPV6:2404:f801:0:5:8000::75b? ([2404:f801:9000:18:efec::75b]) by smtp.gmail.com with ESMTPSA id q35-20020a17090a17a600b002409bf5ddfasm4888753pja.35.2023.04.16.00.21.32 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 16 Apr 2023 00:21:42 -0700 (PDT) Message-ID: <32dec1c9-d38b-1612-ba53-17c495c120d3@gmail.com> Date: Sun, 16 Apr 2023 15:21:31 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.10.0 Subject: Re: [RFC PATCH V4 14/17] x86/hyperv/sev: Add AMD sev-snp enlightened guest support on hyperv To: "Gupta, Pankaj" , 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, tiala@microsoft.com, 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: pangupta@amd.com, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-arch@vger.kernel.org References: <20230403174406.4180472-1-ltykernel@gmail.com> <20230403174406.4180472-15-ltykernel@gmail.com> From: Tianyu Lan In-Reply-To: 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 4/5/2023 1:43 PM, Gupta, Pankaj wrote: >> + >> +        if (!pending_events.vector) >> +            return; > > This prevents do_exc_hv() executing from #hv handler as > "hv_handling_events" never resets? > Nice catch! Will fix in the next version.