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 6D28BCAC59C for ; Mon, 15 Sep 2025 11:45:25 +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=0MNC4u8tn+v2bXaK0M82WDEyMk7lFacWgKo3YnugEi0=; b=yexqu3+UOyERY/yzHk7CZ1lQQp 8B7uASyieX3zhsYVFYhKtvyZc4xRoQ1rMMc1II57ek/OInPGG3uWiKQN6DkS4lvJsFWHlHq2bXxDZ Cw+CyAhREuiyFt89QwVptppVZ25DPUuOMj9m2d0graKDHDo4KByLZ6A4MqI4qpuuB9Vuas/zP+ioo JoV6zfabyMoHXwX/hfI0BTjzHKFo0Qtt+zBU7p2v4BW8d7Dus3FEiOgi28WSER3ISUdlRMfoC9Law iR1oxuNlB8Vt6LDQIC3yRWgFzi2GiDZ2vhgDOuA2lhiz/HMSI6333zbepsmplN57mb5Ac7xaFy0ns SkJAvrAw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uy7e2-00000003xvX-2nHS; Mon, 15 Sep 2025 11:45:18 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uy7dj-00000003xeM-0QKZ for linux-arm-kernel@lists.infradead.org; Mon, 15 Sep 2025 11:44:59 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 74D246021F; Mon, 15 Sep 2025 11:44:58 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 214F8C4CEFB; Mon, 15 Sep 2025 11:44:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1757936698; bh=fJ3VtTH//ia4F0gvgRNZ5Yn1DvuD73TXLhC3+A2vWzs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QbjCcx7+pwb99RPy0mY+rzKaVVubUTmks4kfxcbAhJoxSA6U/1IqatL+56lZl5zWR WBfcfmz3GcDm3dPy6XffaRKCOUF5KnsVC3+VDdD2MF1moX9sHqkDALOoC+Uw4vCd0M r2seEO2xbxftqO0s8QgZuQ2tLWc389D0v1lN8WDypwDBbhjCyoTzpG1Lgc9xT1P0lW xvnzskW+PzamIC6RMx/Oh49v0ooeJwfBRITqFA6deKT0pDe3XuWF5jLBReISvsvd3A BOc1Z2m0hP/BqmxP4WifBrlPHHCchEZFx1ZxfZ92Lgv1EKTAp5JSwsNWUvOiDYDj8S 1NbVpi1a5NTsA== 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 1uy7dg-00000006MDw-1GD1; Mon, 15 Sep 2025 11:44:56 +0000 From: Marc Zyngier To: kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org Cc: Joey Gouly , Suzuki K Poulose , Oliver Upton , Zenghui Yu Subject: [PATCH v2 07/16] KVM: arm64: Populate PAR_EL1 with 52bit addresses Date: Mon, 15 Sep 2025 12:44:42 +0100 Message-Id: <20250915114451.660351-8-maz@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20250915114451.660351-1-maz@kernel.org> References: <20250915114451.660351-1-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, joey.gouly@arm.com, suzuki.poulose@arm.com, oliver.upton@linux.dev, 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 Expand the output address populated in PAR_EL1 to 52bit addresses. Signed-off-by: Marc Zyngier --- arch/arm64/kvm/at.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/kvm/at.c b/arch/arm64/kvm/at.c index 952c02c57d7dd..1c2f7719b6cbb 100644 --- a/arch/arm64/kvm/at.c +++ b/arch/arm64/kvm/at.c @@ -844,7 +844,7 @@ static u64 compute_par_s1(struct kvm_vcpu *vcpu, struct s1_walk_info *wi, } else if (wr->level == S1_MMU_DISABLED) { /* MMU off or HCR_EL2.DC == 1 */ par = SYS_PAR_EL1_NSE; - par |= wr->pa & GENMASK_ULL(47, 12); + par |= wr->pa & GENMASK_ULL(52, 12); if (wi->regime == TR_EL10 && (__vcpu_sys_reg(vcpu, HCR_EL2) & HCR_DC)) { @@ -877,7 +877,7 @@ static u64 compute_par_s1(struct kvm_vcpu *vcpu, struct s1_walk_info *wi, mair = MEMATTR(NC, NC); par |= FIELD_PREP(SYS_PAR_EL1_ATTR, mair); - par |= wr->pa & GENMASK_ULL(47, 12); + par |= wr->pa & GENMASK_ULL(52, 12); sh = compute_s1_sh(wi, wr, mair); par |= FIELD_PREP(SYS_PAR_EL1_SH, sh); -- 2.39.2