Message ID | 20201210160002.1407373-5-maz@kernel.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <SRS0=rNyZ=FO=lists.infradead.org=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@kernel.org> X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-17.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8A599C4361B for <linux-arm-kernel@archiver.kernel.org>; Thu, 10 Dec 2020 16:03:18 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 32E6123D50 for <linux-arm-kernel@archiver.kernel.org>; Thu, 10 Dec 2020 16:03:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 32E6123D50 Authentication-Results: mail.kernel.org; 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SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201210_110034_815368_0D3DB056 X-CRM114-Status: GOOD ( 14.14 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: <linux-arm-kernel.lists.infradead.org> List-Unsubscribe: <http://lists.infradead.org/mailman/options/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe> List-Archive: <http://lists.infradead.org/pipermail/linux-arm-kernel/> List-Post: <mailto:linux-arm-kernel@lists.infradead.org> List-Help: <mailto:linux-arm-kernel-request@lists.infradead.org?subject=help> List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe> Cc: kernel-team@android.com, Suzuki K Poulose <suzuki.poulose@arm.com>, Andre Przywara <andre.przywara@arm.com>, Christoffer Dall <christoffer.dall@arm.com>, James Morse <james.morse@arm.com>, Christoffer Dall <christoffer.dall@linaro.org>, Alexandru Elisei <alexandru.elisei@arm.com>, Jintack Lim <jintack@cs.columbia.edu>, Julien Thierry <julien.thierry.kdev@gmail.com> Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org |
Series |
KVM: arm64: ARMv8.3/8.4 Nested Virtualization support
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expand
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diff --git a/arch/arm64/kvm/guest.c b/arch/arm64/kvm/guest.c index 9bbd30e62799..171936da30b1 100644 --- a/arch/arm64/kvm/guest.c +++ b/arch/arm64/kvm/guest.c @@ -24,6 +24,7 @@ #include <asm/fpsimd.h> #include <asm/kvm.h> #include <asm/kvm_emulate.h> +#include <asm/kvm_nested.h> #include <asm/sigcontext.h> #include "trace.h" @@ -242,6 +243,11 @@ static int set_core_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg) if (vcpu_el1_is_32bit(vcpu)) return -EINVAL; break; + case PSR_MODE_EL2h: + case PSR_MODE_EL2t: + if (vcpu_el1_is_32bit(vcpu) || !nested_virt_in_use(vcpu)) + return -EINVAL; + break; default: err = -EINVAL; goto out;