From patchwork Thu Oct 31 20:04:58 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Salil Mehta X-Patchwork-Id: 13858332 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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 115D3D767FB for ; Thu, 31 Oct 2024 20:07:26 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1t6bRD-00078K-Dl; Thu, 31 Oct 2024 16:06:35 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1t6bR8-00077p-RF; Thu, 31 Oct 2024 16:06:31 -0400 Received: from frasgout.his.huawei.com ([185.176.79.56]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1t6bR7-0007Uy-BJ; Thu, 31 Oct 2024 16:06:30 -0400 Received: from mail.maildlp.com (unknown [172.18.186.216]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4XfZjF54Ynz6JBc6; Fri, 1 Nov 2024 04:05:05 +0800 (CST) Received: from frapeml500007.china.huawei.com (unknown [7.182.85.172]) by mail.maildlp.com (Postfix) with ESMTPS id 8617D140B35; Fri, 1 Nov 2024 04:06:27 +0800 (CST) Received: from 00293818-MRGF.huawei.com (10.48.152.207) by frapeml500007.china.huawei.com (7.182.85.172) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Thu, 31 Oct 2024 21:06:08 +0100 To: , , CC: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Subject: [PATCH V2 2/6] hw/acpi: Update ACPI CPU Hotplug state during vCPU hot(un)plug Date: Thu, 31 Oct 2024 20:04:58 +0000 Message-ID: <20241031200502.3869-3-salil.mehta@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241031200502.3869-1-salil.mehta@huawei.com> References: <20241031200502.3869-1-salil.mehta@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.48.152.207] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To frapeml500007.china.huawei.com (7.182.85.172) Received-SPF: pass client-ip=185.176.79.56; envelope-from=salil.mehta@huawei.com; helo=frasgout.his.huawei.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H2=-0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-to: Salil Mehta X-Patchwork-Original-From: Salil Mehta via From: Salil Mehta Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Update the `is_enabled` state in `AcpiCpuStatus` when vCPUs are hot-plugged or hot-unplugged. Signed-off-by: Salil Mehta Reviewed-by: Gustavo Romero --- hw/acpi/cpu.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/hw/acpi/cpu.c b/hw/acpi/cpu.c index 238a0edbc1..8940687f90 100644 --- a/hw/acpi/cpu.c +++ b/hw/acpi/cpu.c @@ -265,6 +265,7 @@ void acpi_cpu_plug_cb(HotplugHandler *hotplug_dev, } cdev->cpu = CPU(dev); + cdev->is_enabled = true; if (dev->hotplugged) { cdev->is_inserting = true; acpi_send_event(DEVICE(hotplug_dev), ACPI_CPU_HOTPLUG_STATUS); @@ -296,6 +297,7 @@ void acpi_cpu_unplug_cb(CPUHotplugState *cpu_st, return; } + cdev->is_enabled = false; cdev->cpu = NULL; }