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[2620:137:e000::1:20]) by mx.google.com with ESMTP id a20-20020a17090680d400b007ae2368c8b7si422607ejx.138.2022.12.08.21.35.22; Thu, 08 Dec 2022 21:35:52 -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=@linux.microsoft.com header.s=default header.b="MeGlx//V"; 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=NONE dis=NONE) header.from=linux.microsoft.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229632AbiLIFdj (ORCPT + 99 others); Fri, 9 Dec 2022 00:33:39 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52954 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229795AbiLIFdP (ORCPT ); Fri, 9 Dec 2022 00:33:15 -0500 Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id C0C546B9A8; Thu, 8 Dec 2022 21:33:00 -0800 (PST) Received: from jinankjain-dranzer.zrrkmle5drku1h0apvxbr2u2ee.ix.internal.cloudapp.net (unknown [20.188.121.5]) by linux.microsoft.com (Postfix) with ESMTPSA id A4AC420B83E7; Thu, 8 Dec 2022 21:32:55 -0800 (PST) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com A4AC420B83E7 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1670563980; bh=WwgTdzq933yo46nX8RcCPBXut+LFdh0yPYBgTMkkcFM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=MeGlx//V0m4UF8HG4q5d2nTA+RsFVtz867EPSiVC6M2Xku3r7VzqPNZsGnkExDqfF b1X2m+a5uC2Ifi6Erz8InVQmS0R2zJ2iuj90y5I23rxbHK17FnoE8OeZetTPthiDl3 amHlCR9BE2injKxuqf6V0hH7tI79u+0DQya4cMIE= From: Jinank Jain To: jinankjain@microsoft.com Cc: kys@microsoft.com, haiyangz@microsoft.com, wei.liu@kernel.org, decui@microsoft.com, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com, arnd@arndb.de, peterz@infradead.org, jpoimboe@kernel.org, jinankjain@linux.microsoft.com, seanjc@google.com, kirill.shutemov@linux.intel.com, ak@linux.intel.com, sathyanarayanan.kuppuswamy@linux.intel.com, linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, anrayabh@linux.microsoft.com, mikelley@microsoft.com Subject: [PATCH v8 4/5] Drivers: hv: Enable vmbus driver for nested root partition Date: Fri, 9 Dec 2022 05:32:30 +0000 Message-Id: X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 X-Spam-Status: No, score=-19.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,ENV_AND_HDR_SPF_MATCH,RCVD_IN_DNSWL_MED, SPF_HELO_PASS,SPF_PASS,USER_IN_DEF_DKIM_WL,USER_IN_DEF_SPF_WL 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 X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1751713476829573137?= X-GMAIL-MSGID: =?utf-8?q?1751713476829573137?= Currently VMBus driver is not initialized for root partition but we need to enable the VMBus driver for nested root partition. This is required, so that L2 root can use the VMBus devices. Signed-off-by: Jinank Jain Reviewed-by: Nuno Das Neves --- drivers/hv/vmbus_drv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c index 0f00d57b7c25..6324e01d5eec 100644 --- a/drivers/hv/vmbus_drv.c +++ b/drivers/hv/vmbus_drv.c @@ -2745,7 +2745,7 @@ static int __init hv_acpi_init(void) if (!hv_is_hyperv_initialized()) return -ENODEV; - if (hv_root_partition) + if (hv_root_partition && !hv_nested) return 0; /*