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 X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 A60B0C432C0 for ; Thu, 28 Nov 2019 14:20:39 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 7942C2084D for ; Thu, 28 Nov 2019 14:20:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7942C2084D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kaod.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:49530 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iaKeq-00053j-Js for qemu-devel@archiver.kernel.org; Thu, 28 Nov 2019 09:20:37 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:47891) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iaK9Q-0004MC-LA for qemu-devel@nongnu.org; Thu, 28 Nov 2019 08:48:12 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iaK9M-0008AS-W9 for qemu-devel@nongnu.org; Thu, 28 Nov 2019 08:48:06 -0500 Received: from 7.mo179.mail-out.ovh.net ([46.105.61.94]:56803) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iaK9M-0007oT-Ok for qemu-devel@nongnu.org; Thu, 28 Nov 2019 08:48:04 -0500 Received: from player688.ha.ovh.net (unknown [10.108.57.188]) by mo179.mail-out.ovh.net (Postfix) with ESMTP id 1755414C826 for ; Thu, 28 Nov 2019 14:48:00 +0100 (CET) Received: from kaod.org (lfbn-1-2229-223.w90-76.abo.wanadoo.fr [90.76.50.223]) (Authenticated sender: clg@kaod.org) by player688.ha.ovh.net (Postfix) with ESMTPSA id 12D28C94B6CE; Thu, 28 Nov 2019 13:47:53 +0000 (UTC) From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: David Gibson Subject: [PATCH 7/7] target/ppc: Enforce that the root page directory size must be at least 5 Date: Thu, 28 Nov 2019 14:47:00 +0100 Message-Id: <20191128134700.16091-8-clg@kaod.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20191128134700.16091-1-clg@kaod.org> References: <20191128134700.16091-1-clg@kaod.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Ovh-Tracer-Id: 14992201686115978214 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: -100 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgedufedrudeijedgheegucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuqfggjfdqfffguegfifdpvefjgfevmfevgfenuceurghilhhouhhtmecuhedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurhephffvufffkffojghfgggtgfesthekredtredtjeenucfhrhhomhepveorughrihgtucfnvgcuifhorghtvghruceotghlgheskhgrohgurdhorhhgqeenucfkpheptddrtddrtddrtddpledtrdejiedrhedtrddvvdefnecurfgrrhgrmhepmhhouggvpehsmhhtphdqohhuthdphhgvlhhopehplhgrhigvrheikeekrdhhrgdrohhvhhdrnhgvthdpihhnvghtpedtrddtrddtrddtpdhmrghilhhfrhhomheptghlgheskhgrohgurdhorhhgpdhrtghpthhtohepqhgvmhhuqdguvghvvghlsehnohhnghhnuhdrohhrghenucevlhhushhtvghrufhiiigvpedu Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 46.105.61.94 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , qemu-ppc@nongnu.org, Greg Kurz , Suraj Jitindar Singh , qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Suraj Jitindar Singh According to the ISA the root page directory size of a radix tree for either process or partition scoped translation must be >=3D 5. Thus add this to the list of conditions checked when validating the partition table entry in validate_pate(); Signed-off-by: Suraj Jitindar Singh Reviewed-by: David Gibson [clg: - checkpatch fixes ] Signed-off-by: C=C3=A9dric Le Goater --- target/ppc/mmu-radix64.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/target/ppc/mmu-radix64.c b/target/ppc/mmu-radix64.c index 066e324464db..b8ecb8fa1d51 100644 --- a/target/ppc/mmu-radix64.c +++ b/target/ppc/mmu-radix64.c @@ -212,6 +212,9 @@ static bool validate_pate(PowerPCCPU *cpu, uint64_t l= pid, ppc_v3_pate_t *pate) if (lpid =3D=3D 0 && !msr_hv) { return false; } + if ((pate->dw0 & PATE1_R_PRTS) < 5) { + return false; + } /* More checks ... */ return true; } --=20 2.21.0