From nobody Sat Apr 11 12:09:22 2026 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 9238AC43217 for ; Wed, 2 Nov 2022 16:42:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232105AbiKBQmJ (ORCPT ); Wed, 2 Nov 2022 12:42:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36506 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231944AbiKBQlU (ORCPT ); Wed, 2 Nov 2022 12:41:20 -0400 Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id D24082EF47; Wed, 2 Nov 2022 09:36:25 -0700 (PDT) Received: from jinankjain-dranzer.zrrkmle5drku1h0apvxbr2u2ee.ix.internal.cloudapp.net (unknown [20.188.121.5]) by linux.microsoft.com (Postfix) with ESMTPSA id AD76720C333D; Wed, 2 Nov 2022 09:36:21 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com AD76720C333D DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1667406985; bh=1B9p6pFN0yHl6pLuVEuKSNR9XxSBhvzkr5T1mlusw7Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bEfUmfGAOBS5gITdkhShpUgdIYz8e+w/nnho/XxjusjA2Kkf5dnpHM4P8CHymhhL8 8HCaxw248anAGvGRKkFoo8Qmn43xKnKtKQfY9wCv17wcfD2JfZKky368V8dGvXvmkG ak3Witv1f52bZtBBpaQGXphevowOygPlmqzZFDeg= From: Jinank Jain To: jinankjain@microsoft.com Cc: kys@microsoft.com, haiyangz@microsoft.com, sthemmin@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 Subject: [PATCH v2 4/5] hv: Enable vmbus driver for nested root partition Date: Wed, 2 Nov 2022 16:36:01 +0000 Message-Id: X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Currently VMBus driver is not initialized for root partition but we need to enable the VMBus driver for nested root partition. This is required to expose VMBus devices to the L2 guest in the nested setup. Signed-off-by: Jinank Jain --- 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 8b2e413bf19c..2f0cf75e811b 100644 --- a/drivers/hv/vmbus_drv.c +++ b/drivers/hv/vmbus_drv.c @@ -2723,7 +2723,7 @@ static int __init hv_acpi_init(void) if (!hv_is_hyperv_initialized()) return -ENODEV; =20 - if (hv_root_partition) + if (hv_root_partition && !hv_nested) return 0; =20 /* --=20 2.25.1