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 1A3F2C531D0 for ; Thu, 30 Jul 2026 08:09:32 +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=nvPddLwq+3E5BpZogpvn3U5ADhW+cJYX5/jH9oxoba8=; b=J8Z2RwOdPAm2uQfngZslMnDLdG 15QTNrt+yHvpTouoY2ftAs8UYJTiIAo7338R4qCeQVMctniaaisRqgeHwnIfSgFOptAh4NMoQaUrV xtIxviZIl7S97a37PxwVfzGlzNnjx1sUAGNo44uDHH9VzqN8NYj+imRhNOOU5pk3/Z4pQTDKeaUQq gsGbDXCIQYy9n7/dlYlpcdbzn5DJpOxPKwc8i2XWlIjkkCFLl6ooB0+5PWPmGkYg58OEnCbtVGO1K nQ2r79KOuJze1aDYJq7VKtuOF2NkcPtAVFkz2iYopkFmOHAucChNG/9kP7ZYpsjp9X6yt91/YGNuD DhMMQKIg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wpKva-00000009giW-0qLi; Thu, 30 Jul 2026 07:11:38 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wpKus-00000009gNb-0f1g for linux-arm-kernel@lists.infradead.org; Thu, 30 Jul 2026 07:10:54 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id D2B0843FD7; Thu, 30 Jul 2026 07:10:53 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B5C301F0156C; Thu, 30 Jul 2026 07:10:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1785395453; bh=nvPddLwq+3E5BpZogpvn3U5ADhW+cJYX5/jH9oxoba8=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=f463NtPaY4HT+/TSgo+5t/0JsVII9nY+joCZ9V1JmiGw3RjjSzC21ei1IGwDhG24/ dFW+TjZqfseFpHSI62FFG+MxTCwoRT5t6+RtvxWe1tc1/XCVWze8EgoqLfztP/LSIp NW7qq7otBkud1FVWkpMcHnxXLV+vQlxAMg483poj8BmsI41z4G0x5y8wRYd1CHJHq8 f117mRPqueVPGe08EmKQrnBNIK4aLUviJlBYnh3qXxvXve1nBfaBkrDvHFuBUZv+Wh 3FIGJsvHCEA3z9zwBRB8NeMo2JiTofMH+k7LXb6oFV1jGukaNzTxU72wpbG2TBNrpf rQZidHPsWYnhA== 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 1wpKuq-0000000AOpW-0KAz; Thu, 30 Jul 2026 07:10:52 +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 , Yao Yuan , Wei-Lin Chang , Vladimir Murzin Subject: [PATCH v4 17/29] KVM: arm64: Add NV3 control bits to HCRX_EL2 sanitisation Date: Thu, 30 Jul 2026 08:10:10 +0100 Message-ID: <20260730071022.296811-18-maz@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260730071022.296811-1-maz@kernel.org> References: <20260730071022.296811-1-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, yaoyuan@linux.alibaba.com, weilin.chang@arm.com, vladimir.murzin@arm.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 c61d62b796023..467f57eb8e6bb 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