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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 97EA3FB44BB for ; Fri, 24 Apr 2026 06:48:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:CC:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=0wOOuJYHpYbOuEeycs12zNp1Rnfrdks0Fil+00MPKdM=; b=rctYxU1AuMIieKsspzby9czubi vV1brfq5RDAKukiGCZ0U4ixMNcQ14+usIuxNG1ad4s+HZd76Je/reDqgquBxOl6jZEoQ+k18RxjBx k/jd0u7Bnd0lAZPSOY8n3P+96LU9zx/50d9SetFuxICRkFdcq9pi9Ov+k4jZ0sPT0ODBp3fxZhwFk d3FYsEswLrpTdiGNg+I+W93KcG0Yb8mUC2rGjLZ5enEpTjYHrxue0ZyTg1ZcJ1fegL2XwBKU6ECqC 3MnR2YJQHUhEVinFm82ZtJvX1WKya4EB7tSVf1LlmWit4oZCOsdpmAJBOtXNYBfyNbWsn5lJGamwE Rg5TYpRA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wGALE-0000000CiyV-0blo; Fri, 24 Apr 2026 06:48:44 +0000 Received: from canpmsgout12.his.huawei.com ([113.46.200.227]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1wGALB-0000000Civl-0iVp for linux-arm-kernel@lists.infradead.org; Fri, 24 Apr 2026 06:48:43 +0000 dkim-signature: v=1; a=rsa-sha256; d=huawei.com; s=dkim; c=relaxed/relaxed; q=dns/txt; h=From; bh=0wOOuJYHpYbOuEeycs12zNp1Rnfrdks0Fil+00MPKdM=; b=DPpgY3/SfNnZvib1urs+Yfyun56s9Ml4uYUtkoTnCjHagEI862zCQ98Mm0uv7Kv5WMucEYxVE /0N5//JNhot9mldmWAhp0DwClZd9KdKYDAhpr6g38pR7C5MCM8CtB68TQPGZpf1drJ7UHRIafJp j5d1FwoAyQSHAjPU7KsNtrc= Received: from mail.maildlp.com (unknown [172.19.163.127]) by canpmsgout12.his.huawei.com (SkyGuard) with ESMTPS id 4g23Kg1SZnznTVg; Fri, 24 Apr 2026 14:42:15 +0800 (CST) Received: from kwepemr100010.china.huawei.com (unknown [7.202.195.125]) by mail.maildlp.com (Postfix) with ESMTPS id 08CAA402AB; Fri, 24 Apr 2026 14:48:28 +0800 (CST) Received: from [10.67.120.103] (10.67.120.103) by kwepemr100010.china.huawei.com (7.202.195.125) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.36; Fri, 24 Apr 2026 14:48:27 +0800 Message-ID: <0403d30d-e75e-4922-b8c1-8cae349f3dc2@huawei.com> Date: Fri, 24 Apr 2026 14:48:26 +0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 4/5] KVM: arm64: Enable HDBSS support and handle HDBSSF events To: Leonardo Bras CC: , , , , , , , , , , , , , , , , , , , References: <20260225040421.2683931-1-zhengtian10@huawei.com> <20260225040421.2683931-5-zhengtian10@huawei.com> <4e800c1e-25db-4aa2-b100-63434973de93@huawei.com> From: Tian Zheng In-Reply-To: Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.67.120.103] X-ClientProxiedBy: kwepems200002.china.huawei.com (7.221.188.68) To kwepemr100010.china.huawei.com (7.202.195.125) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260423_234841_714271_A38D50F2 X-CRM114-Status: UNSURE ( 9.72 ) X-CRM114-Notice: Please train this message. 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 4/21/2026 10:18 PM, Leonardo Bras wrote: > On Mon, Mar 30, 2026 at 12:31:28PM +0100, Leonardo Bras wrote: >> On Sat, Mar 28, 2026 at 02:05:25PM +0800, Tian Zheng wrote: >>> On 3/27/2026 11:00 PM, Leonardo Bras wrote: >>>> On Fri, Mar 27, 2026 at 03:35:29PM +0800, Tian Zheng wrote: >>>>> On 3/26/2026 2:05 AM, Leonardo Bras wrote: >>>>>> Hello Tian, >>>>>> >>>>>> I am currently working on HACDBS enablement(which will be rebased on top of >>>>>> this patchset) and due to the fact HACDBS and HDBSS are kind of >>>>>> complementary I will sometimes come with some questions for issues I have >>>>>> faced myself on that part. :) >>>>>> >>>>>> (see below) >>>>> Of course! Happy to exchange ideas and learn together. >>>> :) > Hello Tian, > > On the above, HACDBS depends on HACDBSIRQ which can be announced by either > device-tree or ACPI. > > Do you think it's ok for it to be ACPI only, for now? > > Thanks! > Leo Hi Leo, No problem with ACPI-only for HACDBSIRQ for now. Feel free to let me know if you have any questions while working on HACDBS on top of HDBSS. Tian