From nobody Tue Feb 10 05:46:57 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1574950866; cv=none; d=zohomail.com; s=zohoarc; b=Pqt+77q5qLdm/srfbgA8bTmeJrql6DGxRfwfaH+GhCtnVfJbu3eMvenfiAFrBL/UGukZtS7oGAz8Cs2Zxb7LIblGseHntX23otOkLiEoHyiLMCa9PJ0eNfWuRtOkS+1B5TD9loBM9oRthnvYk71BfmRsMHNtBqChn2D+AX7pl1c= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1574950866; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=7c+LGAtCA7L9Aes9oggE5rSPTYqcaIKJiwdHijEsq7Y=; b=kr+yRzBjlboTW1hQ3BUNo16PlTg/VAkZmueBXpP3aTJLvB/C2kfh79UWoWq1bGq+GCugj1b7hoF905PoL4o8jhaaX8NxwbrsTMx7hPYraW3NpPlvAtA4Bqrb8pcqtuzZZGC+nF1DsgNBXrjkouW+nTEObLul9CFVPxAd1YWhPi0= ARC-Authentication-Results: i=1; mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1574950866890233.44736827807594; Thu, 28 Nov 2019 06:21:06 -0800 (PST) Received: from localhost ([::1]:49530 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iaKfG-00053j-Cu for importer@patchew.org; Thu, 28 Nov 2019 09:21:03 -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 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+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" 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 lpi= d, 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