Message ID | 20220606040916.122184-3-wei.chen@arm.com (mailing list archive) |
---|---|
State | Superseded |
Headers | show
Return-Path: <xen-devel-bounces@lists.xenproject.org> X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 581F6CCA473 for <xen-devel@archiver.kernel.org>; Mon, 6 Jun 2022 04:10:06 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.342284.567368 (Exim 4.92) (envelope-from <xen-devel-bounces@lists.xenproject.org>) id 1ny43n-0007sl-02; Mon, 06 Jun 2022 04:09:47 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 342284.567368; Mon, 06 Jun 2022 04:09:46 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from <xen-devel-bounces@lists.xenproject.org>) id 1ny43m-0007sE-Pj; Mon, 06 Jun 2022 04:09:46 +0000 Received: by outflank-mailman (input) for mailman id 342284; Mon, 06 Jun 2022 04:09:45 +0000 Received: from se1-gles-flk1-in.inumbo.com ([94.247.172.50] helo=se1-gles-flk1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from <SRS0=aNt7=WN=arm.com=Wei.Chen@srs-se1.protection.inumbo.net>) id 1ny43l-0007op-AP for xen-devel@lists.xenproject.org; Mon, 06 Jun 2022 04:09:45 +0000 Received: from EUR05-VI1-obe.outbound.protection.outlook.com (mail-vi1eur05on20611.outbound.protection.outlook.com [2a01:111:f400:7d00::611]) by se1-gles-flk1.inumbo.com (Halon) with ESMTPS id 7e484c36-e54e-11ec-b605-df0040e90b76; Mon, 06 Jun 2022 06:09:43 +0200 (CEST) Received: from AS9PR0301CA0030.eurprd03.prod.outlook.com (2603:10a6:20b:468::30) by PAXPR08MB7575.eurprd08.prod.outlook.com (2603:10a6:102:23d::17) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5314.19; Mon, 6 Jun 2022 04:09:41 +0000 Received: from VE1EUR03FT050.eop-EUR03.prod.protection.outlook.com (2603:10a6:20b:468:cafe::86) by AS9PR0301CA0030.outlook.office365.com (2603:10a6:20b:468::30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5314.19 via Frontend Transport; Mon, 6 Jun 2022 04:09:41 +0000 Received: from 64aa7808-outbound-1.mta.getcheckrecipient.com (63.35.35.123) by VE1EUR03FT050.mail.protection.outlook.com (10.152.19.209) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5314.12 via Frontend Transport; Mon, 6 Jun 2022 04:09:40 +0000 Received: ("Tessian outbound 1766a3bff204:v120"); Mon, 06 Jun 2022 04:09:39 +0000 Received: from 255bd13d042f.1 by 64aa7808-outbound-1.mta.getcheckrecipient.com id B9A23BA5-FF17-4655-BCDC-E795D194E9C6.1; Mon, 06 Jun 2022 04:09:33 +0000 Received: from EUR02-HE1-obe.outbound.protection.outlook.com by 64aa7808-outbound-1.mta.getcheckrecipient.com with ESMTPS id 255bd13d042f.1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384); Mon, 06 Jun 2022 04:09:33 +0000 Received: from DB9PR05CA0004.eurprd05.prod.outlook.com (2603:10a6:10:1da::9) by AM9PR08MB7290.eurprd08.prod.outlook.com (2603:10a6:20b:435::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5314.13; Mon, 6 Jun 2022 04:09:32 +0000 Received: from DBAEUR03FT015.eop-EUR03.prod.protection.outlook.com (2603:10a6:10:1da:cafe::f2) by DB9PR05CA0004.outlook.office365.com (2603:10a6:10:1da::9) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5314.19 via Frontend Transport; Mon, 6 Jun 2022 04:09:32 +0000 Received: from nebula.arm.com (40.67.248.234) by DBAEUR03FT015.mail.protection.outlook.com (100.127.142.112) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.5314.12 via Frontend Transport; Mon, 6 Jun 2022 04:09:31 +0000 Received: from AZ-NEU-EX04.Arm.com (10.251.24.32) 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 15.1.2308.27; Mon, 6 Jun 2022 04:09:31 +0000 Received: from ais-wip-ds.shanghai.arm.com (10.169.190.86) by mail.arm.com (10.251.24.32) with Microsoft SMTP Server id 15.1.2308.27 via Frontend Transport; Mon, 6 Jun 2022 04:09:29 +0000 X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion <xen-devel.lists.xenproject.org> List-Unsubscribe: <https://lists.xenproject.org/mailman/options/xen-devel>, <mailto:xen-devel-request@lists.xenproject.org?subject=unsubscribe> List-Post: <mailto:xen-devel@lists.xenproject.org> List-Help: <mailto:xen-devel-request@lists.xenproject.org?subject=help> List-Subscribe: <https://lists.xenproject.org/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xenproject.org?subject=subscribe> Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" <xen-devel-bounces@lists.xenproject.org> X-Inumbo-ID: 7e484c36-e54e-11ec-b605-df0040e90b76 ARC-Seal: i=2; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=pass; b=TNr0nDJy/7sNDpTUonGvwMqf8fkAXncvAU69Ru2/xzzsjcUtYj57MwVe/MPbgM24s0fBHZ9iv6Ysr/A3RmPVX4/6z42AeAUn7lb+ziPLQOU7X+/VcmQyM71pTauqPsZwZpqNgdYOL6MCz3IsalafwkVLdbk1xQm9sWn2QYiTmPDYkm+3g60Res6mdNINU54ltNINiuKVwyXkvl3zF5lKxciI96gC3CNM1abCBK+2zLTc/k1dnCRY/2Z/wWuN1Im4sJXcW1ehR/VgZihyIGEyvuQO3tvT+ZTVaCSTAW8y7PC3f2SK/QY4di/6vjsX9XLGfoQl40zPuP9oP5zQxQxo3A== ARC-Message-Signature: i=2; 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=fe/7SCgP8Par+1oz7XY3pgQuiN9XdtDg0NAdMEO3/oI=; b=eJORL2AI6zonlga9Yz9hu3+XMxnqTsol28qGqXVhfU8pGroO1RQVlO3iv3Ybp5fd1IXBgji1Yj0cGZQ08HVFyfHUU0uZkro5Ot+IYVm9mk2lKk8zlge1vlsh3k3+hjcJhjkJa/sqIUP9HtZMYNHkrOlPE2Rv3Chf+vgfQCwA1D9FUrKHI8p0aRrMuRU9saigJgddIpNyur0INewWsC0BG1L+NMQ8YpoLbUNc53xAfbKSUbJxuUZL15BM7V+e2SiMwrZqKDd8y27Y3WZrySsIL7m8z/vrDFkkDYSwCafEtuK1+TKY2Suf8jqGNPXbvsDXYuv8hINYWwXiODbm4AbyGQ== ARC-Authentication-Results: i=2; mx.microsoft.com 1; spf=pass (sender ip is 63.35.35.123) smtp.rcpttodomain=lists.xenproject.org smtp.mailfrom=arm.com; dmarc=pass (p=none sp=none pct=100) action=none header.from=arm.com; dkim=pass (signature was verified) header.d=armh.onmicrosoft.com; arc=pass (0 oda=1 ltdi=1 spf=[1,1,smtp.mailfrom=arm.com] dmarc=[1,1,header.from=arm.com]) 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=fe/7SCgP8Par+1oz7XY3pgQuiN9XdtDg0NAdMEO3/oI=; b=9thj/v2wtL4oVwQ/98ic3OTVm0anXvgjoDf+8B62IolFr6XWht4FvuDFdMmYlRTOJA2VfjDW140Q5PtFs/pNhwIbLUZPPtB4kFgEu8FbVRk7Lf8g3sgPd7vHUjwux/0ismwQy5744pT5TjXaf/8jBv7DE+OLirXSnyMqiuGiZsk= 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 X-CheckRecipientChecked: true X-CR-MTA-CID: 3f02ca4c2c1ffa36 X-CR-MTA-TID: 64aa7808 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=hvm8xSS3GZChorjhWRJBrOHsUVgeDPIcCWscxdoQSuxY6tehw547EKGkRtdvYEZ6xw4dmyknP9sSJrSy2kniQLtVQiOOvjqVFnjNFvC/S1j0klqxazexjJ72+M5DkDqXHlnzQWLDxU4zr/2rcdmkVqFxjpvaLhCP/lS2Y/rpVjEDytdEYNiqVOF3lzCi027HVIRHazU6eDbPcaO2rxRwdv8W9iXR2eZXNg3VDqqrFwuaCFYJkl2oZwOsz4EabyESTZAWTHgtR8ORVAkzjEHMpqrlekiKGGnlj66EOCRUNVOIffBRr1mpU/WmbXV8CJmpOcOOGOssZnTMj77IuEJXbg== 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=fe/7SCgP8Par+1oz7XY3pgQuiN9XdtDg0NAdMEO3/oI=; b=HWTMmD7ii6tGT3gg7ZNeTmmPWNfsFeebDNX7SWLfbBTzlFk7dI/wDY5EoF7YzEX1/BpoBnqZVRNd/mlWpW4WXXZRCFlpP5pTlj//pIjywly7D+UktPzytXVRc/6658BPaKmYdP1VhnY/4/BDiexPVE5AvAHczoNmtGxvb1nj6v8O9hxqwbUBCJsP0SeU8feYMTq2qR0Lcu23vixd6QIctFLyrS5f3jePy86Kw948P1BQ73YISJhrhgBWkBdeFaxG7eZfRbp9ijBnut5VtdlZklhzNrs+bm5DvfngQnKPGfbKcWpBET+araCZpZTvLPz9p0kuKmkZVTELvYlqTwJuZg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 40.67.248.234) smtp.rcpttodomain=lists.xenproject.org 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=fe/7SCgP8Par+1oz7XY3pgQuiN9XdtDg0NAdMEO3/oI=; b=9thj/v2wtL4oVwQ/98ic3OTVm0anXvgjoDf+8B62IolFr6XWht4FvuDFdMmYlRTOJA2VfjDW140Q5PtFs/pNhwIbLUZPPtB4kFgEu8FbVRk7Lf8g3sgPd7vHUjwux/0ismwQy5744pT5TjXaf/8jBv7DE+OLirXSnyMqiuGiZsk= 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 From: Wei Chen <wei.chen@arm.com> To: <xen-devel@lists.xenproject.org> CC: <nd@arm.com>, Wei Chen <wei.chen@arm.com>, Stefano Stabellini <sstabellini@kernel.org>, Julien Grall <julien@xen.org>, Bertrand Marquis <bertrand.marquis@arm.com>, Volodymyr Babchuk <Volodymyr_Babchuk@epam.com>, Jiamei Xie <jiamei.xie@arm.com> Subject: [PATCH v5 2/8] xen/arm: Keep memory nodes in device tree when Xen boots from EFI Date: Mon, 6 Jun 2022 12:09:10 +0800 Message-ID: <20220606040916.122184-3-wei.chen@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220606040916.122184-1-wei.chen@arm.com> References: <20220606040916.122184-1-wei.chen@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EOPAttributedMessage: 1 X-MS-Office365-Filtering-Correlation-Id: c1a36ab5-1900-453d-886a-08da477260dc X-MS-TrafficTypeDiagnostic: AM9PR08MB7290:EE_|VE1EUR03FT050:EE_|PAXPR08MB7575:EE_ X-Microsoft-Antispam-PRVS: <PAXPR08MB757516BFD2DDE53BA82E853B9EA29@PAXPR08MB7575.eurprd08.prod.outlook.com> 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:(13230001)(4636009)(46966006)(36840700001)(40470700004)(356005)(26005)(2906002)(6916009)(6666004)(54906003)(7696005)(81166007)(83380400001)(44832011)(316002)(36756003)(86362001)(36860700001)(47076005)(426003)(40460700003)(336012)(2616005)(8676002)(4326008)(1076003)(70586007)(70206006)(5660300002)(186003)(508600001)(82310400005)(8936002)(36900700001);DIR:OUT;SFP:1101; X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM9PR08MB7290 X-MS-Exchange-Transport-CrossTenantHeadersStripped: VE1EUR03FT050.eop-EUR03.prod.protection.outlook.com X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id-Prvs: 9fee6d00-a119-4b93-70c0-08da47725b6d X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: NpF85UpSvQMazgglJArmmY9xxazetA7Z1bRriDFN/ruz9PSOJ3i4/FrrPiuyXQiqPA2cWwZ/txpx4PeZfwOSswdDtlodD2E9bIkVR65qKnDlQuauy4j9wSC2WE2SqhchmcH0eTFc87QWzkRb2ZmpfDDjcyP2PamaCJdi0COFDGGVe96DEkONxwoKqGfnCXG7kTkoPIYwj2QvYYEDO6DBo1Ev8Nf4pC2auZoiaT20GhJWJnca4coFbIIFq3L6dOPrcbFI4azkOLAwjkOOSqU+GT/KFWAYRWqrQafch0ImIIFcft85T9rjz3feElW9cjBvoOw3eSbDCXuFhUQrT6Z0LSonjm8qcjyw5LKEOgSBHJmeGjYXtZ/610VpZOWCBPShvdyOE3p7VCURTV+KTsZm/xqNjDUytaW6bAsFmNbiuf6JjArKP2YYnNEmkiOAoB10hvJ51mR2OFjI0kCtAn+aAA0E223+9YWDdJkRRJXmHX1J9BN1ex3qBT727UcqLqRIAygwoD4bySHgbubx4oQDnGbTxZUkLScrBg+1VKlQm8puA+DXr+TfgPjreLrJSuj1kpbO9SGCmoiqL6Neb0AMhPpJ3w5ouEPuwoGQiUxu4th487aNNB1GDkyVkpgVVJK4Z8LO1pCNAaylVeysoozraQ== 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:(13230001)(4636009)(46966006)(36840700001)(81166007)(4326008)(8936002)(8676002)(36860700001)(5660300002)(36756003)(44832011)(82310400005)(70206006)(70586007)(47076005)(2906002)(316002)(6666004)(83380400001)(86362001)(426003)(508600001)(336012)(6916009)(54906003)(7696005)(26005)(1076003)(186003)(2616005);DIR:OUT;SFP:1101; X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 Jun 2022 04:09:40.2162 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: c1a36ab5-1900-453d-886a-08da477260dc 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: VE1EUR03FT050.eop-EUR03.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PAXPR08MB7575 |
Series |
Device tree based NUMA support for Arm - Part#1
|
expand
|
diff --git a/xen/arch/arm/bootfdt.c b/xen/arch/arm/bootfdt.c index 29671c8df0..ec81a45de9 100644 --- a/xen/arch/arm/bootfdt.c +++ b/xen/arch/arm/bootfdt.c @@ -11,6 +11,7 @@ #include <xen/lib.h> #include <xen/kernel.h> #include <xen/init.h> +#include <xen/efi.h> #include <xen/device_tree.h> #include <xen/libfdt/libfdt.h> #include <xen/sort.h> @@ -367,7 +368,12 @@ static int __init early_scan_node(const void *fdt, { int rc = 0; - if ( device_tree_node_matches(fdt, node, "memory") ) + /* + * If Xen has been booted via UEFI, the memory banks are + * populated. So we should skip the parsing. + */ + if ( !efi_enabled(EFI_BOOT) && + device_tree_node_matches(fdt, node, "memory") ) rc = process_memory_node(fdt, node, name, depth, address_cells, size_cells, &bootinfo.mem); else if ( depth == 1 && !dt_node_cmp(name, "reserved-memory") ) diff --git a/xen/arch/arm/efi/efi-boot.h b/xen/arch/arm/efi/efi-boot.h index e452b687d8..59d93c24a1 100644 --- a/xen/arch/arm/efi/efi-boot.h +++ b/xen/arch/arm/efi/efi-boot.h @@ -231,33 +231,8 @@ EFI_STATUS __init fdt_add_uefi_nodes(EFI_SYSTEM_TABLE *sys_table, int status; u32 fdt_val32; u64 fdt_val64; - int prev; int num_rsv; - /* - * Delete any memory nodes present. The EFI memory map is the only - * memory description provided to Xen. - */ - prev = 0; - for (;;) - { - const char *type; - int len; - - node = fdt_next_node(fdt, prev, NULL); - if ( node < 0 ) - break; - - type = fdt_getprop(fdt, node, "device_type", &len); - if ( type && strncmp(type, "memory", len) == 0 ) - { - fdt_del_node(fdt, node); - continue; - } - - prev = node; - } - /* * Delete all memory reserve map entries. When booting via UEFI, * kernel will use the UEFI memory map to find reserved regions.