From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 5727FC43458 for ; Thu, 2 Jul 2026 18:13:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=4i3a3SA0E4D8pxClJTF3Hke40ERPur3j2IbFmT5XNDA=; b=usRhpitVsdmpZJec4S+uZU2u24 N+wRNY517Lp9IDlbE6lt1g+a6i+uZ/ud+EL7pHbJfm0J0kTXRYpy2sXVwyS/ceKHtUu1BTfvXGYij gTV/J3ot5kyFoU5F2jBukN33KlK8hQ8Ayskaw7SPQP5155p3dqnpAe7Ih0qy6pjDfgzPMpNODPoaY OX4CI1ui7kQMlmfGx90d+8zXuzLNsrZV005Qlf9WqZsI3yiu1IH/GsRr9KA5qe2S59cnzdSFVPkK5 TUqThg1eXEis0/4voDjFN2uI87NIof7h+4eHf2FlNggCJlgNsuQjh/mzl9+fKSYlscuR5nLfyxVkd PSYAKctg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wfJse-00000004uVE-0rRt; Thu, 02 Jul 2026 16:03:12 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wfJsV-00000004uFf-2sUd for linux-arm-kernel@lists.infradead.org; Thu, 02 Jul 2026 16:03:03 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 6FA1F43F41; Thu, 2 Jul 2026 16:03:03 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 506761F00ACA; Thu, 2 Jul 2026 16:03:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783008183; bh=4i3a3SA0E4D8pxClJTF3Hke40ERPur3j2IbFmT5XNDA=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=DUy1tjS50IcEg3DWDkAEEMAvhqE0HdiMjqpp/tLYlfimTRzzXkIGrbCaycHbJHAVM OQCOdAx8ipSAJMy75Gf0af9bC1SSXYugQATSEGUJ8GPoUdqpY7+4OBnDLlxMdkhc9Q qd/tWyz2zs1jVETICwIZxO5KIU3UziIGJLzEdbZg7xb9HhQKxIILV6S9z1KWpBfPfh 6dcSYvi/t5yyzy2nYFypruj+ZTHN7SF6GTRLEfSIYb7H+++tkBDTO43pKKNr6jk/+u 0cI/I2mrmQa6Ra50zAiWYbl31T83aQJDX6a2GC+xDp0RspzhDdsrR6zw9YGAxIyvJ/ tlkAtAMZN6McA== Received: from sofa.misterjones.org ([185.219.108.64] helo=valley-girl.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1wfJsT-00000000ojd-2JhU; Thu, 02 Jul 2026 16:03:01 +0000 From: Marc Zyngier To: kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org Cc: Steffen Eiden , Joey Gouly , Suzuki K Poulose , Oliver Upton , Zenghui Yu Subject: [PATCH 17/28] KVM: arm64: Add NV3 control bits to HCRX_EL2 sanitisation Date: Thu, 2 Jul 2026 17:02:37 +0100 Message-ID: <20260702160248.1377250-18-maz@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260702160248.1377250-1-maz@kernel.org> References: <20260702160248.1377250-1-maz@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org, seiden@linux.ibm.com, joey.gouly@arm.com, suzuki.poulose@arm.com, oupton@kernel.org, yuzenghui@huawei.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Expose the FEAT_NV3 control bits to the sanitisation code so that KVM stops moaning about the unattributed bits. Signed-off-by: Marc Zyngier --- arch/arm64/kvm/config.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm64/kvm/config.c b/arch/arm64/kvm/config.c index 8d5e4aacf49c4..b9a9d65b973e6 100644 --- a/arch/arm64/kvm/config.c +++ b/arch/arm64/kvm/config.c @@ -225,6 +225,7 @@ struct reg_feat_map_desc { #define FEAT_HCX ID_AA64MMFR1_EL1, HCX, IMP #define FEAT_S2PIE ID_AA64MMFR3_EL1, S2PIE, IMP #define FEAT_GCIE ID_AA64PFR2_EL1, GCIE, IMP +#define FEAT_NV3 ID_AA64MMFR4_EL1, NV_frac, NV3 static bool not_feat_aa64el3(struct kvm *kvm) { @@ -904,6 +905,11 @@ static const DECLARE_FEAT_MAP_FGT(hdfgwtr2_desc, hdfgwtr2_masks, static const struct reg_bits_to_feat_map hcrx_feat_map[] = { + NEEDS_FEAT(HCRX_EL2_NVTGE | + HCRX_EL2_NVnTTLB | + HCRX_EL2_NVnTTLBIS | + HCRX_EL2_NVnTTLBOS, + FEAT_NV3), NEEDS_FEAT(HCRX_EL2_SRMASKEn, FEAT_SRMASK), NEEDS_FEAT(HCRX_EL2_PACMEn, feat_pauth_lr), NEEDS_FEAT(HCRX_EL2_EnFPM, FEAT_FPMR), -- 2.47.3