From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 952F43002AE; Mon, 15 Sep 2025 11:44:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757936698; cv=none; b=YwaSH5BfFWf4MJhTQtw1295FWxy0WfHFbZY1F64y7hSO+2CydLRIo4R10BeejYJhe4zL+LgNeqSHM/xdfQCoIcPGEFCTmTyyFRwr7NkIVtZyC4c35fF0ZTXF/SxcDasn4GIxCrkscgrMBpfABPNYmiKchuisC57egIgKD0LGVJA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757936698; c=relaxed/simple; bh=fJ3VtTH//ia4F0gvgRNZ5Yn1DvuD73TXLhC3+A2vWzs=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=GuxRC17uiL1LFM/L8eUoDUBVB5mnDQ92F4wtSEDCH2jj/p1hqbD97Dww308TE2DUG9/IbfM1M+R3dvsoAUoy5Oy9qUfFyG+hUi1UhhkMWvOhxCRhJVeBjWTAVyVZQ2kKnZSvSCpT7wOdZrEnd4gvAbdy8zMgXMQEm2ja2fLAngI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=QbjCcx7+; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="QbjCcx7+" 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> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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 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