| Message ID | 20250307220304.247725-6-romank@linux.microsoft.com |
|---|---|
| State | New |
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Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 3D81C2580F7; Fri, 7 Mar 2025 22:03:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=13.77.154.182 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741384990; cv=none; b=fsmYfXS3OlIl8SDMuZpDejJvdSewpLxiU4ABQ3tVPmneJJDgWYRBcB+cxGuNit9eoyQdYdOD1ivvqTlcLaeAkUm1fRWobY4owHJDSWkMxsdjgE1NiHWM5OHEl0qwsEvqatcCcC/kzWnUxbnhfQ0g4W/4V1N5WbZZMEZz8MDT37s= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741384990; c=relaxed/simple; bh=79aHzr8RUR8X0QjS0Nutfo1COTiyDYExxJNO3oOJY7A=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=CY7hPYZhDo8MFCoc2WpPBQhUB7gso74JnCixJrJrtfR6+l51R0WA+TmGzVFE42ICWjxTbtfSaDZ6BQABiO6UsM5SSsLgQPECfOx855SIbG7sZy7jZZyzQLFqHReDu19WpSB6tZdIrJBgAHB+sCLDhpYgudQ00Zs4RufMRky+PuU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.microsoft.com; spf=pass smtp.mailfrom=linux.microsoft.com; dkim=pass (1024-bit key) header.d=linux.microsoft.com header.i=@linux.microsoft.com header.b=IpqejOvo; arc=none smtp.client-ip=13.77.154.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.microsoft.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.microsoft.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.microsoft.com header.i=@linux.microsoft.com header.b="IpqejOvo" Received: from romank-3650.corp.microsoft.com (unknown [131.107.160.188]) by linux.microsoft.com (Postfix) with ESMTPSA id 6F4FE2038F42; Fri, 7 Mar 2025 14:03:07 -0800 (PST) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 6F4FE2038F42 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1741384987; bh=6ejp9VKGmkMNi+YMzNEKy938J5ilfGRLZaNcUOciZXc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=IpqejOvogwQq7fkkJFIx5UBw258yMNgVwiwVKJvbpy7zSfNJoFCESKEOdRtEsRVzU KtEBac0X5rQj0SiRXp2qHjP14FGW3zGctOmx//BDA18H70eNtXBrxpaTt9aPiUX8DM nM3PNV8Mzyu/hfO+lGVVs4oJe5vB/dYj7w9l6J10= From: Roman Kisel <romank@linux.microsoft.com> To: arnd@arndb.de, bhelgaas@google.com, bp@alien8.de, catalin.marinas@arm.com, conor+dt@kernel.org, dave.hansen@linux.intel.com, decui@microsoft.com, haiyangz@microsoft.com, hpa@zytor.com, joey.gouly@arm.com, krzk+dt@kernel.org, kw@linux.com, kys@microsoft.com, lenb@kernel.org, lpieralisi@kernel.org, manivannan.sadhasivam@linaro.org, mark.rutland@arm.com, maz@kernel.org, mingo@redhat.com, oliver.upton@linux.dev, rafael@kernel.org, robh@kernel.org, ssengar@linux.microsoft.com, sudeep.holla@arm.com, suzuki.poulose@arm.com, tglx@linutronix.de, wei.liu@kernel.org, will@kernel.org, yuzenghui@huawei.com, devicetree@vger.kernel.org, kvmarm@lists.linux.dev, linux-acpi@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, x86@kernel.org Cc: apais@microsoft.com, benhill@microsoft.com, bperkins@microsoft.com, sunilmut@microsoft.com Subject: [PATCH hyperv-next v5 05/11] arm64: hyperv: Initialize the Virtual Trust Level field Date: Fri, 7 Mar 2025 14:02:57 -0800 Message-ID: <20250307220304.247725-6-romank@linux.microsoft.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250307220304.247725-1-romank@linux.microsoft.com> References: <20250307220304.247725-1-romank@linux.microsoft.com> Precedence: bulk X-Mailing-List: linux-acpi@vger.kernel.org List-Id: <linux-acpi.vger.kernel.org> List-Subscribe: <mailto:linux-acpi+subscribe@vger.kernel.org> List-Unsubscribe: <mailto:linux-acpi+unsubscribe@vger.kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit |
| Series |
arm64: hyperv: Support Virtual Trust Level Boot
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diff --git a/arch/arm64/hyperv/mshyperv.c b/arch/arm64/hyperv/mshyperv.c index c647db56fd6b..a7db03f5413d 100644 --- a/arch/arm64/hyperv/mshyperv.c +++ b/arch/arm64/hyperv/mshyperv.c @@ -107,6 +107,7 @@ static int __init hyperv_init(void) if (ms_hyperv.priv_high & HV_ACCESS_PARTITION_ID) hv_get_partition_id(); + ms_hyperv.vtl = get_vtl(); ms_hyperv_late_init();
Various parts of the hyperv code need to know what VTL the kernel runs at, most notably VMBus needs that to establish communication with the host. Initialize the Virtual Trust Level field to enable booting in the Virtual Trust Level. Signed-off-by: Roman Kisel <romank@linux.microsoft.com> --- arch/arm64/hyperv/mshyperv.c | 1 + 1 file changed, 1 insertion(+)