From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from EUR04-HE1-obe.outbound.protection.outlook.com (mail-he1eur04on2083.outbound.protection.outlook.com [40.107.7.83]) (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 71D1C28F0; Fri, 27 Jan 2023 11:43:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=armh.onmicrosoft.com; s=selector2-armh-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=t5FjfwVBwygdym6y9NRMbHUpKfxtgFRoaRFzE5MRdEU=; b=Tt10Z9AiMTuspdx2UP4vvMiLSmh4VEYMyAb6f4d2A72z25BwfPKgjkDWCeMgNeGrChe2vWWJRinOLi1QLNjD51mTot1LmBuGOhBnSAzOuII7Cf//025xE0CBYUODBS5k0edmT+x2p25VOnVsTFeLQDSTUQhJEx9HdsfeyrzXioQ= Received: from AM6PR04CA0036.eurprd04.prod.outlook.com (2603:10a6:20b:92::49) by VE1PR08MB5648.eurprd08.prod.outlook.com (2603:10a6:800:1af::24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6043.23; Fri, 27 Jan 2023 11:43:10 +0000 Received: from AM7EUR03FT037.eop-EUR03.prod.protection.outlook.com (2603:10a6:20b:92:cafe::36) by AM6PR04CA0036.outlook.office365.com (2603:10a6:20b:92::49) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6043.23 via Frontend Transport; Fri, 27 Jan 2023 11:43:10 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 63.35.35.123) smtp.mailfrom=arm.com; dkim=pass (signature was verified) header.d=armh.onmicrosoft.com;dmarc=pass action=none header.from=arm.com; Received-SPF: Pass (protection.outlook.com: domain of arm.com designates 63.35.35.123 as permitted sender) receiver=protection.outlook.com; client-ip=63.35.35.123; helo=64aa7808-outbound-1.mta.getcheckrecipient.com; pr=C Received: from 64aa7808-outbound-1.mta.getcheckrecipient.com (63.35.35.123) by AM7EUR03FT037.mail.protection.outlook.com (100.127.140.225) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6043.21 via Frontend Transport; Fri, 27 Jan 2023 11:43:10 +0000 Received: ("Tessian outbound 333ca28169fa:v132"); Fri, 27 Jan 2023 11:43:10 +0000 X-CheckRecipientChecked: true X-CR-MTA-CID: a621d2503924eac8 X-CR-MTA-TID: 64aa7808 Received: from 3299abcf3b4b.1 by 64aa7808-outbound-1.mta.getcheckrecipient.com id 42734D87-1B4B-4381-83A8-ADEC2DFE4D1A.1; Fri, 27 Jan 2023 11:43:03 +0000 Received: from EUR03-AM7-obe.outbound.protection.outlook.com by 64aa7808-outbound-1.mta.getcheckrecipient.com with ESMTPS id 3299abcf3b4b.1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384); Fri, 27 Jan 2023 11:43:03 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=dsmAqhDZiXsMXpqd4Q0hBQF4ro3nNV6riWhArRUSojKMpy+uZy52rPJAgtszX5kTMIPuKhZPX1tdvHmm0iwbQSC5QVjiwKR07ULdsbcs3bE3Q46sedDnTsIS5Q4qwEfSvmX97Jf/AhYKpcDv7wDEWuBzszPCkhKCXGYs1WVfEZwRjCcj3BNEM95DqC9pymNwPqrrRxr8z63xOamcNoYpBGWUDLXzGre+AglatzUMA1CApePzEoGNNvUmR+JfULlNw5twCFsQ6erXdNt4BppWzHvSThZWZ3mBMn9Lb6vbxopa9/kkyRHQm9Zx4tGbVRhiUn2x5JaZLz4G3IfsUaZOtA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=t5FjfwVBwygdym6y9NRMbHUpKfxtgFRoaRFzE5MRdEU=; b=nH7Hw+IIwyJt5incNgS/++pKEOzQq4biCIolq9m2npGu82fym8Zw7bInkLzzMo7vr/oprI5fV1mttr+fyNTEo6dPlb/a3Vkl0yw09fsuSh7PG0US0B2xt9UCWn4FGfFwVvPJw01pYiRudtBXSTUGsN60zQ99wI8q29/sjQ4YB1PL+CTESIZLbsBuwcDoTgKGdZ8sFSn1ZuY8krqWdxz2U0sslaa/X5lnIcOxvfCrudHdVsH69vZaXe1XB6JsOwxccDQ2Gt3Y499P2M+ud8oTaJDvkaWj1Dz9CHaiUS11oa0GgVkx658vQ8YuFrBAKPP0Ahax/Zl24eUzxnVKpHEYlw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 40.67.248.234) smtp.rcpttodomain=linux.dev smtp.mailfrom=arm.com; dmarc=pass (p=none sp=none pct=100) action=none header.from=arm.com; dkim=none (message not signed); arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=armh.onmicrosoft.com; s=selector2-armh-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=t5FjfwVBwygdym6y9NRMbHUpKfxtgFRoaRFzE5MRdEU=; b=Tt10Z9AiMTuspdx2UP4vvMiLSmh4VEYMyAb6f4d2A72z25BwfPKgjkDWCeMgNeGrChe2vWWJRinOLi1QLNjD51mTot1LmBuGOhBnSAzOuII7Cf//025xE0CBYUODBS5k0edmT+x2p25VOnVsTFeLQDSTUQhJEx9HdsfeyrzXioQ= Received: from AM6PR10CA0044.EURPRD10.PROD.OUTLOOK.COM (2603:10a6:209:80::21) by AS8PR08MB8160.eurprd08.prod.outlook.com (2603:10a6:20b:561::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6043.23; Fri, 27 Jan 2023 11:42:59 +0000 Received: from AM7EUR03FT006.eop-EUR03.prod.protection.outlook.com (2603:10a6:209:80:cafe::a1) by AM6PR10CA0044.outlook.office365.com (2603:10a6:209:80::21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6043.23 via Frontend Transport; Fri, 27 Jan 2023 11:42:59 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 40.67.248.234) smtp.mailfrom=arm.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=arm.com; Received-SPF: Pass (protection.outlook.com: domain of arm.com designates 40.67.248.234 as permitted sender) receiver=protection.outlook.com; client-ip=40.67.248.234; helo=nebula.arm.com; pr=C Received: from nebula.arm.com (40.67.248.234) by AM7EUR03FT006.mail.protection.outlook.com (100.127.141.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.6043.22 via Frontend Transport; Fri, 27 Jan 2023 11:42:58 +0000 Received: from AZ-NEU-EX03.Arm.com (10.251.24.31) by AZ-NEU-EX03.Arm.com (10.251.24.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.16; Fri, 27 Jan 2023 11:42:57 +0000 Received: from e124191.cambridge.arm.com (10.1.197.45) by mail.arm.com (10.251.24.31) with Microsoft SMTP Server id 15.1.2507.16 via Frontend Transport; Fri, 27 Jan 2023 11:42:52 +0000 From: Joey Gouly To: Andrew Jones , , CC: , Alexandru Elisei , Christoffer Dall , Fuad Tabba , Jean-Philippe Brucker , Joey Gouly , Marc Zyngier , Mark Rutland , Oliver Upton , Paolo Bonzini , Quentin Perret , Steven Price , Suzuki K Poulose , "Thomas Huth" , Will Deacon , Zenghui Yu , , , , Subject: [RFC kvm-unit-tests 18/27] arm: gic-v3-its: Use shared pages wherever needed Date: Fri, 27 Jan 2023 11:40:59 +0000 Message-ID: <20230127114108.10025-19-joey.gouly@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230127114108.10025-1-joey.gouly@arm.com> References: <20230127112248.136810-1-suzuki.poulose@arm.com> <20230127114108.10025-1-joey.gouly@arm.com> Precedence: bulk X-Mailing-List: linux-coco@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain X-EOPAttributedMessage: 1 X-MS-TrafficTypeDiagnostic: AM7EUR03FT006:EE_|AS8PR08MB8160:EE_|AM7EUR03FT037:EE_|VE1PR08MB5648:EE_ X-MS-Office365-Filtering-Correlation-Id: c11e6358-e282-42df-16f0-08db005baa5e x-checkrecipientrouted: true NoDisclaimer: true X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam-Untrusted: BCL:0; X-Microsoft-Antispam-Message-Info-Original: Y6Na1gYNSfIFPFmAAsVTq4EsI/YhfrpjuUunJU4DpofTTnlFerHTlwpDNDwbw4jekRyCVkGX+En2c5OxxhiNeMtRCcqdguZeW5MP6LkUCprTRs3J/8JxAzOZZrq8EfNkx5oeI772L/Nba9tDaiZfQ/op+3jeuZ1plOqAS+k/xP6cQqDfnNb97EgsKtzRIfm3Hxjx4FlcFOr+jqB+Rybr9lizg/X5NwzAOf9LSmIIN7K+5KhN1fmcdcXvGX/9AdOiz/o69lYSOTNx98wk+8aTtOUwKJzBaWR+iKZRWaqQYWA7rRyT8guFDrynSXCv0CPJfS/hjaVCJl0CdS3C27zpBHMCJCUnz1iTdJ7fq8zWqQ6x2m7SgfeGNVVvSb+CFQXX5qsQmwGepr6nIyvIm70LpJ4zIT4Dj3eS5b/kyc8p8cQPxXm+kcAuzebk+sccGWcZXQVoJDt2biGOlhAVLlJ3RMy01Vrj0zJo/PLPokNC1a/jYStb9yxH/2Uv1TOzmgRpxFqqkdggUyQvKNn06UTwhG26I3YKimZOGBvh6v2P8keeQk5oAcc4FWbUW+Iw7aF23PNtJmWwVX3KOblnWEHI4YCl21Z42ynwNMs/Lef3bygERH4ic6XhO+9F3VG3RMw0s0p7p/fkOjbicFKJMqdb2szAp3TxPoZM4a4UAtRANjzLmUZS0e4lMxyFSKg8FePBTVvnQsEDPrXNI2wRT0AHw8Dzl5XDpiMahQOJTvOU0QZIEoml92UQj0oVe9JlPTNs X-Forefront-Antispam-Report-Untrusted: CIP:40.67.248.234;CTRY:IE;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:nebula.arm.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230025)(4636009)(136003)(396003)(39860400002)(346002)(376002)(451199018)(40470700004)(36840700001)(46966006)(41300700001)(70206006)(26005)(186003)(356005)(70586007)(8936002)(8676002)(83380400001)(5660300002)(44832011)(1076003)(7416002)(81166007)(478600001)(36756003)(2616005)(36860700001)(47076005)(426003)(54906003)(110136005)(7696005)(86362001)(336012)(82310400005)(40480700001)(4326008)(40460700003)(2906002)(316002)(82740400003)(2101003)(36900700001);DIR:OUT;SFP:1101; X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS8PR08MB8160 X-MS-Exchange-Transport-CrossTenantHeadersStripped: AM7EUR03FT037.eop-EUR03.prod.protection.outlook.com X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id-Prvs: 5d224b18-d083-4de9-1107-08db005ba39f X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:63.35.35.123;CTRY:IE;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:64aa7808-outbound-1.mta.getcheckrecipient.com;PTR:ec2-63-35-35-123.eu-west-1.compute.amazonaws.com;CAT:NONE;SFS:(13230025)(4636009)(396003)(376002)(39860400002)(346002)(136003)(451199018)(46966006)(36840700001)(40470700004)(1076003)(478600001)(186003)(26005)(4326008)(8676002)(107886003)(70586007)(70206006)(7696005)(336012)(450100002)(82310400005)(41300700001)(2616005)(426003)(47076005)(83380400001)(2906002)(86362001)(54906003)(110136005)(8936002)(81166007)(40460700003)(36756003)(36860700001)(82740400003)(44832011)(40480700001)(5660300002)(316002)(2101003);DIR:OUT;SFP:1101; X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 27 Jan 2023 11:43:10.2436 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: c11e6358-e282-42df-16f0-08db005baa5e X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[63.35.35.123];Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: AM7EUR03FT037.eop-EUR03.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: VE1PR08MB5648 From: Suzuki K Poulose GICv3-ITS is emulated by the host and thus we should allocate shared pages for access by the host. Make sure the allocations are shared. Signed-off-by: Suzuki K Poulose Signed-off-by: Joey Gouly --- lib/arm/gic-v3.c | 6 ++++-- lib/arm64/gic-v3-its.c | 6 +++--- 2 files changed, 7 insertions(+), 5 deletions(-) diff --git a/lib/arm/gic-v3.c b/lib/arm/gic-v3.c index 2f7870ab..813cd5a6 100644 --- a/lib/arm/gic-v3.c +++ b/lib/arm/gic-v3.c @@ -171,7 +171,9 @@ void gicv3_lpi_alloc_tables(void) u64 prop_val; int cpu; - gicv3_data.lpi_prop = alloc_pages(order); + assert(gicv3_redist_base()); + + gicv3_data.lpi_prop = alloc_pages_shared(order); /* ID bits = 13, ie. up to 14b LPI INTID */ prop_val = (u64)(virt_to_phys(gicv3_data.lpi_prop)) | 13; @@ -186,7 +188,7 @@ void gicv3_lpi_alloc_tables(void) writeq(prop_val, ptr + GICR_PROPBASER); - gicv3_data.lpi_pend[cpu] = alloc_pages(order); + gicv3_data.lpi_pend[cpu] = alloc_pages_shared(order); pend_val = (u64)(virt_to_phys(gicv3_data.lpi_pend[cpu])); writeq(pend_val, ptr + GICR_PENDBASER); } diff --git a/lib/arm64/gic-v3-its.c b/lib/arm64/gic-v3-its.c index 2c69cfda..07dbeb81 100644 --- a/lib/arm64/gic-v3-its.c +++ b/lib/arm64/gic-v3-its.c @@ -54,7 +54,7 @@ static void its_baser_alloc_table(struct its_baser *baser, size_t size) void *reg_addr = gicv3_its_base() + GITS_BASER + baser->index * 8; u64 val = readq(reg_addr); - baser->table_addr = alloc_pages(order); + baser->table_addr = alloc_pages_shared(order); val |= virt_to_phys(baser->table_addr) | GITS_BASER_VALID; @@ -70,7 +70,7 @@ static void its_cmd_queue_init(void) unsigned long order = get_order(SZ_64K >> PAGE_SHIFT); u64 cbaser; - its_data.cmd_base = alloc_pages(order); + its_data.cmd_base = alloc_pages_shared(order); cbaser = virt_to_phys(its_data.cmd_base) | (SZ_64K / SZ_4K - 1) | GITS_CBASER_VALID; @@ -123,7 +123,7 @@ struct its_device *its_create_device(u32 device_id, int nr_ites) new->nr_ites = nr_ites; n = (its_data.typer.ite_size * nr_ites) >> PAGE_SHIFT; - new->itt = alloc_pages(get_order(n)); + new->itt = alloc_pages_shared(get_order(n)); its_data.nr_devices++; return new; -- 2.17.1 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 4B896C54EAA for ; Fri, 27 Jan 2023 12:32:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Dh2aqp0eENiFv+6pnaaFfimnw9as1sDxGRyUpv/bBOc=; b=3nDkU/Vss9dJCy f3/rlyo6Rwk65ohw58hmIxSFke7q/vf1STmsVC9DkRDLyNxzX1UvQZsEeRz1S6pUM3vjD3n2inDVZ Y1VAN+e1bPe6dHe6Ja+McEKWX7xC6T7/X9zeuiSXDOetxPZs7+MPoZ8kt5loCrViALkjy/1bL8Vkk VzbMEHaOEmdYlWN6LUudXUuxDW+nUb11HTr85IaBY3WWwdav6ZStGedO+a+vuMQsTj6GaFyP6rTu/ w+6SvmUtxin1AeVJW/9hdPTxbvNjqoOdrU0movKw7uI1MYyUhASTZ166+5zMOD8VpHd1nvcOHNFyG hZB0xPm1CJAuRx1SvDOQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pLNsT-00EZEX-Q6; Fri, 27 Jan 2023 12:30:48 +0000 Received: from mail-he1eur04on2080.outbound.protection.outlook.com ([40.107.7.80] helo=EUR04-HE1-obe.outbound.protection.outlook.com) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pLN8X-00EEOD-46 for linux-arm-kernel@lists.infradead.org; Fri, 27 Jan 2023 11:43:20 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=armh.onmicrosoft.com; s=selector2-armh-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=t5FjfwVBwygdym6y9NRMbHUpKfxtgFRoaRFzE5MRdEU=; b=Tt10Z9AiMTuspdx2UP4vvMiLSmh4VEYMyAb6f4d2A72z25BwfPKgjkDWCeMgNeGrChe2vWWJRinOLi1QLNjD51mTot1LmBuGOhBnSAzOuII7Cf//025xE0CBYUODBS5k0edmT+x2p25VOnVsTFeLQDSTUQhJEx9HdsfeyrzXioQ= Received: from AS8PR04CA0159.eurprd04.prod.outlook.com (2603:10a6:20b:331::14) by AM8PR08MB5603.eurprd08.prod.outlook.com (2603:10a6:20b:1d4::11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6043.23; Fri, 27 Jan 2023 11:43:10 +0000 Received: from AM7EUR03FT057.eop-EUR03.prod.protection.outlook.com (2603:10a6:20b:331:cafe::c6) by AS8PR04CA0159.outlook.office365.com (2603:10a6:20b:331::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6043.22 via Frontend Transport; Fri, 27 Jan 2023 11:43:10 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 63.35.35.123) smtp.mailfrom=arm.com; dkim=pass (signature was verified) header.d=armh.onmicrosoft.com;dmarc=pass action=none header.from=arm.com; Received-SPF: Pass (protection.outlook.com: domain of arm.com designates 63.35.35.123 as permitted sender) receiver=protection.outlook.com; client-ip=63.35.35.123; helo=64aa7808-outbound-1.mta.getcheckrecipient.com; pr=C Received: from 64aa7808-outbound-1.mta.getcheckrecipient.com (63.35.35.123) by AM7EUR03FT057.mail.protection.outlook.com (100.127.140.117) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6043.22 via Frontend Transport; Fri, 27 Jan 2023 11:43:10 +0000 Received: ("Tessian outbound 333ca28169fa:v132"); Fri, 27 Jan 2023 11:43:10 +0000 X-CheckRecipientChecked: true X-CR-MTA-CID: a621d2503924eac8 X-CR-MTA-TID: 64aa7808 Received: from 3299abcf3b4b.1 by 64aa7808-outbound-1.mta.getcheckrecipient.com id 42734D87-1B4B-4381-83A8-ADEC2DFE4D1A.1; Fri, 27 Jan 2023 11:43:03 +0000 Received: from EUR03-AM7-obe.outbound.protection.outlook.com by 64aa7808-outbound-1.mta.getcheckrecipient.com with ESMTPS id 3299abcf3b4b.1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384); Fri, 27 Jan 2023 11:43:03 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=dsmAqhDZiXsMXpqd4Q0hBQF4ro3nNV6riWhArRUSojKMpy+uZy52rPJAgtszX5kTMIPuKhZPX1tdvHmm0iwbQSC5QVjiwKR07ULdsbcs3bE3Q46sedDnTsIS5Q4qwEfSvmX97Jf/AhYKpcDv7wDEWuBzszPCkhKCXGYs1WVfEZwRjCcj3BNEM95DqC9pymNwPqrrRxr8z63xOamcNoYpBGWUDLXzGre+AglatzUMA1CApePzEoGNNvUmR+JfULlNw5twCFsQ6erXdNt4BppWzHvSThZWZ3mBMn9Lb6vbxopa9/kkyRHQm9Zx4tGbVRhiUn2x5JaZLz4G3IfsUaZOtA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=t5FjfwVBwygdym6y9NRMbHUpKfxtgFRoaRFzE5MRdEU=; b=nH7Hw+IIwyJt5incNgS/++pKEOzQq4biCIolq9m2npGu82fym8Zw7bInkLzzMo7vr/oprI5fV1mttr+fyNTEo6dPlb/a3Vkl0yw09fsuSh7PG0US0B2xt9UCWn4FGfFwVvPJw01pYiRudtBXSTUGsN60zQ99wI8q29/sjQ4YB1PL+CTESIZLbsBuwcDoTgKGdZ8sFSn1ZuY8krqWdxz2U0sslaa/X5lnIcOxvfCrudHdVsH69vZaXe1XB6JsOwxccDQ2Gt3Y499P2M+ud8oTaJDvkaWj1Dz9CHaiUS11oa0GgVkx658vQ8YuFrBAKPP0Ahax/Zl24eUzxnVKpHEYlw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 40.67.248.234) smtp.rcpttodomain=linux.dev smtp.mailfrom=arm.com; dmarc=pass (p=none sp=none pct=100) action=none header.from=arm.com; dkim=none (message not signed); arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=armh.onmicrosoft.com; s=selector2-armh-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=t5FjfwVBwygdym6y9NRMbHUpKfxtgFRoaRFzE5MRdEU=; b=Tt10Z9AiMTuspdx2UP4vvMiLSmh4VEYMyAb6f4d2A72z25BwfPKgjkDWCeMgNeGrChe2vWWJRinOLi1QLNjD51mTot1LmBuGOhBnSAzOuII7Cf//025xE0CBYUODBS5k0edmT+x2p25VOnVsTFeLQDSTUQhJEx9HdsfeyrzXioQ= Received: from AM6PR10CA0044.EURPRD10.PROD.OUTLOOK.COM (2603:10a6:209:80::21) by AS8PR08MB8160.eurprd08.prod.outlook.com (2603:10a6:20b:561::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6043.23; Fri, 27 Jan 2023 11:42:59 +0000 Received: from AM7EUR03FT006.eop-EUR03.prod.protection.outlook.com (2603:10a6:209:80:cafe::a1) by AM6PR10CA0044.outlook.office365.com (2603:10a6:209:80::21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6043.23 via Frontend Transport; Fri, 27 Jan 2023 11:42:59 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 40.67.248.234) smtp.mailfrom=arm.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=arm.com; Received-SPF: Pass (protection.outlook.com: domain of arm.com designates 40.67.248.234 as permitted sender) receiver=protection.outlook.com; client-ip=40.67.248.234; helo=nebula.arm.com; pr=C Received: from nebula.arm.com (40.67.248.234) by AM7EUR03FT006.mail.protection.outlook.com (100.127.141.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.6043.22 via Frontend Transport; Fri, 27 Jan 2023 11:42:58 +0000 Received: from AZ-NEU-EX03.Arm.com (10.251.24.31) by AZ-NEU-EX03.Arm.com (10.251.24.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.16; Fri, 27 Jan 2023 11:42:57 +0000 Received: from e124191.cambridge.arm.com (10.1.197.45) by mail.arm.com (10.251.24.31) with Microsoft SMTP Server id 15.1.2507.16 via Frontend Transport; Fri, 27 Jan 2023 11:42:52 +0000 From: Joey Gouly To: Andrew Jones , , CC: , Alexandru Elisei , Christoffer Dall , Fuad Tabba , Jean-Philippe Brucker , Joey Gouly , Marc Zyngier , Mark Rutland , Oliver Upton , Paolo Bonzini , Quentin Perret , Steven Price , Suzuki K Poulose , "Thomas Huth" , Will Deacon , Zenghui Yu , , , , Subject: [RFC kvm-unit-tests 18/27] arm: gic-v3-its: Use shared pages wherever needed Date: Fri, 27 Jan 2023 11:40:59 +0000 Message-ID: <20230127114108.10025-19-joey.gouly@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230127114108.10025-1-joey.gouly@arm.com> References: <20230127112248.136810-1-suzuki.poulose@arm.com> <20230127114108.10025-1-joey.gouly@arm.com> MIME-Version: 1.0 X-EOPAttributedMessage: 1 X-MS-TrafficTypeDiagnostic: AM7EUR03FT006:EE_|AS8PR08MB8160:EE_|AM7EUR03FT057:EE_|AM8PR08MB5603:EE_ X-MS-Office365-Filtering-Correlation-Id: f9d9dc6c-e545-43c0-a550-08db005baa76 x-checkrecipientrouted: true NoDisclaimer: true X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam-Untrusted: BCL:0; X-Microsoft-Antispam-Message-Info-Original: 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 X-Forefront-Antispam-Report-Untrusted: CIP:40.67.248.234;CTRY:IE;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:nebula.arm.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230025)(4636009)(136003)(396003)(39860400002)(346002)(376002)(451199018)(40470700004)(36840700001)(46966006)(41300700001)(70206006)(26005)(186003)(356005)(70586007)(8936002)(8676002)(83380400001)(5660300002)(44832011)(1076003)(7416002)(81166007)(478600001)(36756003)(2616005)(36860700001)(47076005)(426003)(54906003)(110136005)(7696005)(86362001)(336012)(82310400005)(40480700001)(4326008)(40460700003)(2906002)(316002)(82740400003)(2101003)(36900700001);DIR:OUT;SFP:1101; X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS8PR08MB8160 X-MS-Exchange-Transport-CrossTenantHeadersStripped: AM7EUR03FT057.eop-EUR03.prod.protection.outlook.com X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id-Prvs: 5d224b18-d083-4de9-1107-08db005ba39f X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:63.35.35.123;CTRY:IE;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:64aa7808-outbound-1.mta.getcheckrecipient.com;PTR:ec2-63-35-35-123.eu-west-1.compute.amazonaws.com;CAT:NONE;SFS:(13230025)(4636009)(39860400002)(376002)(346002)(136003)(396003)(451199018)(46966006)(40470700004)(36840700001)(82740400003)(186003)(26005)(44832011)(36860700001)(5660300002)(81166007)(1076003)(336012)(2906002)(8936002)(36756003)(83380400001)(40460700003)(7696005)(107886003)(41300700001)(2616005)(82310400005)(86362001)(4326008)(316002)(478600001)(70586007)(70206006)(47076005)(110136005)(54906003)(40480700001)(8676002)(426003)(2101003);DIR:OUT;SFP:1101; X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 27 Jan 2023 11:43:10.4358 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: f9d9dc6c-e545-43c0-a550-08db005baa76 X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[63.35.35.123];Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: AM7EUR03FT057.eop-EUR03.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM8PR08MB5603 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230127_034317_259202_109354FD X-CRM114-Status: GOOD ( 12.50 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Suzuki K Poulose GICv3-ITS is emulated by the host and thus we should allocate shared pages for access by the host. Make sure the allocations are shared. Signed-off-by: Suzuki K Poulose Signed-off-by: Joey Gouly --- lib/arm/gic-v3.c | 6 ++++-- lib/arm64/gic-v3-its.c | 6 +++--- 2 files changed, 7 insertions(+), 5 deletions(-) diff --git a/lib/arm/gic-v3.c b/lib/arm/gic-v3.c index 2f7870ab..813cd5a6 100644 --- a/lib/arm/gic-v3.c +++ b/lib/arm/gic-v3.c @@ -171,7 +171,9 @@ void gicv3_lpi_alloc_tables(void) u64 prop_val; int cpu; - gicv3_data.lpi_prop = alloc_pages(order); + assert(gicv3_redist_base()); + + gicv3_data.lpi_prop = alloc_pages_shared(order); /* ID bits = 13, ie. up to 14b LPI INTID */ prop_val = (u64)(virt_to_phys(gicv3_data.lpi_prop)) | 13; @@ -186,7 +188,7 @@ void gicv3_lpi_alloc_tables(void) writeq(prop_val, ptr + GICR_PROPBASER); - gicv3_data.lpi_pend[cpu] = alloc_pages(order); + gicv3_data.lpi_pend[cpu] = alloc_pages_shared(order); pend_val = (u64)(virt_to_phys(gicv3_data.lpi_pend[cpu])); writeq(pend_val, ptr + GICR_PENDBASER); } diff --git a/lib/arm64/gic-v3-its.c b/lib/arm64/gic-v3-its.c index 2c69cfda..07dbeb81 100644 --- a/lib/arm64/gic-v3-its.c +++ b/lib/arm64/gic-v3-its.c @@ -54,7 +54,7 @@ static void its_baser_alloc_table(struct its_baser *baser, size_t size) void *reg_addr = gicv3_its_base() + GITS_BASER + baser->index * 8; u64 val = readq(reg_addr); - baser->table_addr = alloc_pages(order); + baser->table_addr = alloc_pages_shared(order); val |= virt_to_phys(baser->table_addr) | GITS_BASER_VALID; @@ -70,7 +70,7 @@ static void its_cmd_queue_init(void) unsigned long order = get_order(SZ_64K >> PAGE_SHIFT); u64 cbaser; - its_data.cmd_base = alloc_pages(order); + its_data.cmd_base = alloc_pages_shared(order); cbaser = virt_to_phys(its_data.cmd_base) | (SZ_64K / SZ_4K - 1) | GITS_CBASER_VALID; @@ -123,7 +123,7 @@ struct its_device *its_create_device(u32 device_id, int nr_ites) new->nr_ites = nr_ites; n = (its_data.typer.ite_size * nr_ites) >> PAGE_SHIFT; - new->itt = alloc_pages(get_order(n)); + new->itt = alloc_pages_shared(get_order(n)); its_data.nr_devices++; return new; -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel