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 35286C433F5 for ; Tue, 10 May 2022 10:02:09 +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=WFG/AV7AflXrAc+VA9KUymA05Jsdypvj8n6szYjkg4E=; b=AWmNH6ZchhKvju +W4RnVt/5yINMY7LyfPRFPctzYg68Kx3ZqAvh9Up5gV2CH7VmIzFvr1Nl8hTKvIOKhWUp046K5tbL 749mxHtiBa+31/9ah80DigKLw/SQkbwu9d4I6xdCv/MJ92fTAoVolEVmkFTO4EeS/rBnAnsuF6x3y hEMtUumjjzL/YjhsEpfRwVR/Br42XY8+0yYD5+X+gGvfnOoX6lymmvwLBfUfmTmiliBQPPufSt5x1 E8UTroTpxMUaStd6ta7uMt//c3EAdjhRwLOlqqqwcCXlg680YcYupKI4dW11PzBsBT0CVUToUocEp Xs+hwz3I8j3l0M+3zjkw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1noMfB-0012Q4-8K; Tue, 10 May 2022 10:00:18 +0000 Received: from mail-db8eur05on2062b.outbound.protection.outlook.com ([2a01:111:f400:7e1a::62b] helo=EUR05-DB8-obe.outbound.protection.outlook.com) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1noMdu-0011ZU-Tb for linux-arm-kernel@lists.infradead.org; Tue, 10 May 2022 09:59:01 +0000 ARC-Seal: i=2; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=pass; b=COUvCCzNeaiVqacu+xdQD2LgFb0kMv3urpiV9jFt0mJ15wsCTszaYyTpQCf4+D1mkPSlcJgqetAAVldOyJ/AU/PN/uZnPCICub4QrKlWygws+PHoXGWGHgfrK4USIPXfcQ4qV6wwloCqwp0Ve1cQURkrfhBRkP7j3l8FNy5rhKeoAmFT3SD+vpbjAdWRAkeAFV1YRDIOsdQ1XchbNaMMCXgmvaAZ1UjNI057Sr27RFjN3AIulZt9cKtDJiFBquFWleZ2z3eDMjtsUnInhpxAJqGENmeQt+MMXZER70HEe/QEsrmI1Uakp8Lm9x/XGOgro8M30MXT91+um1Fon4Q+mA== 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=qJC6qb560ILk5EtQmr15Z1Qu2o3kT8peovqn5Siu0KE=; b=SuZ4RkE2SyXW+HxkeoKaeHN5FU96SJqwYKCGX7FYQOmyeDFEKBJQNGvdQd7mtSd/YUqXUl7tn+IG4bTMO+r5OKn2lLiA6dmRCsaYxzoUwa1DWgjgSgNrS9dSBVb6LpAwT1+KUpiEg91XLA8TwMInCsewUNSrTQfjo7LMGZBIk09LMrCiI5Ic55xg7f+UOU1zmlJ2p8yfVEpxYyRUFHnBDSwLLRCk87TssazuwPNsoBkClxMDVKrZB6pLZaTbrCbrtAnRde2Yt9ZDCWSCpFgTgV5e8jk4revmBwnQfSmXEcWa/vvHGztMkGGNU+lCcOYX1wIlLo4heREbNgSqUkC+dQ== ARC-Authentication-Results: i=2; mx.microsoft.com 1; spf=pass (sender ip is 63.35.35.123) smtp.rcpttodomain=lists.infradead.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=qJC6qb560ILk5EtQmr15Z1Qu2o3kT8peovqn5Siu0KE=; b=pQXNXLpQ7gbQx5rp3FKNQTB64vSLUeuj7hHJAeRBhPZOt9K63AyRChbG7ixMVR9tJj+fMb2ZuV5qNII9aoqlg4PNol/VcBJDvrIWmVdkhI12+CrxEcPtn+tmg4JqB0hv7t1rTbGzksXlfSqTDvLOVISAY+1CcVYHoXursLOdQ0k= Received: from AS9PR06CA0028.eurprd06.prod.outlook.com (2603:10a6:20b:462::16) by PR3PR08MB5627.eurprd08.prod.outlook.com (2603:10a6:102:83::10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5227.21; Tue, 10 May 2022 09:58:52 +0000 Received: from VE1EUR03FT011.eop-EUR03.prod.protection.outlook.com (2603:10a6:20b:462:cafe::1d) by AS9PR06CA0028.outlook.office365.com (2603:10a6:20b:462::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5227.20 via Frontend Transport; Tue, 10 May 2022 09:58:52 +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; Received: from 64aa7808-outbound-1.mta.getcheckrecipient.com (63.35.35.123) by VE1EUR03FT011.mail.protection.outlook.com (10.152.18.134) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5227.15 via Frontend Transport; Tue, 10 May 2022 09:58:52 +0000 Received: ("Tessian outbound 78191104f1b7:v118"); Tue, 10 May 2022 09:58:52 +0000 X-CheckRecipientChecked: true X-CR-MTA-CID: 8eb76658848af5b8 X-CR-MTA-TID: 64aa7808 Received: from 19840adb2810.1 by 64aa7808-outbound-1.mta.getcheckrecipient.com id 46B69622-B5A9-4797-935E-8B3CE120020F.1; Tue, 10 May 2022 09:58:45 +0000 Received: from EUR05-DB8-obe.outbound.protection.outlook.com by 64aa7808-outbound-1.mta.getcheckrecipient.com with ESMTPS id 19840adb2810.1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384); Tue, 10 May 2022 09:58:45 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=KwmPMOeL+7JPHiz/IKERCzRUkPBkxnJ7Fh/acDrPSawlaJisVtz6aG57J3t9GUBUPNtNQYp/9lHzXbB/+UQh25GmwVuA8tt+0jWFK/mzOIdFASE1PqaKwpKQwYXrmEFRJlRwcE+3xZTlm3larbU4g7e7QnDTVTKaKIBAAjA79t8cm3b5BL9xRpFRbBv8O9Hkv8C7QsSesOnJc/RfGCRlkBrxSeBejf3TSx8xg8v8AizFspZHpbNpbXkEkw2zS+msubky3qxt5oxLznKVCphNLBxlmH+mxesAj2x9lVSk3prJR+4gm+9RN/b0VGevG9TsDEuTQ+BL2gc7DDqtG/oeWw== 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=qJC6qb560ILk5EtQmr15Z1Qu2o3kT8peovqn5Siu0KE=; b=oFvet96flZAUgoG02OIzBzwRk110bvhgf6uAH3wNfByn9ZxA/a8JXUoF8yw7zpeEFHtY3A3qNis2M6iBsUZPkAtXHQII+6DuWrE66ATXyP3WwjmLh/gzEQXVg4PegJ7iiVzW8Q+Ncr4W5Dh6b0Ns4s2MYpiuQ0SWyA8/w/qaqOGC5XzMxmeJoW4eNYPqyEHhdqBjbt8gKEwHJ07Wl8rl78niKCJxP6c0vuCKnsScNNrM1FjvxuTEC4OsskVyMg8V4NGbRGpbhtXDD/VLsPcKDEFB0YWaf1HUwWxGiCqMgE7gF+BipVZ1KsWssCcWQmBptV8c6QoQQgjd+xFJZYZ0iA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 40.67.248.234) smtp.rcpttodomain=lists.infradead.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=qJC6qb560ILk5EtQmr15Z1Qu2o3kT8peovqn5Siu0KE=; b=pQXNXLpQ7gbQx5rp3FKNQTB64vSLUeuj7hHJAeRBhPZOt9K63AyRChbG7ixMVR9tJj+fMb2ZuV5qNII9aoqlg4PNol/VcBJDvrIWmVdkhI12+CrxEcPtn+tmg4JqB0hv7t1rTbGzksXlfSqTDvLOVISAY+1CcVYHoXursLOdQ0k= Received: from DB7PR02CA0023.eurprd02.prod.outlook.com (2603:10a6:10:52::36) by DBBPR08MB4492.eurprd08.prod.outlook.com (2603:10a6:10:c1::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5227.18; Tue, 10 May 2022 09:58:42 +0000 Received: from DBAEUR03FT039.eop-EUR03.prod.protection.outlook.com (2603:10a6:10:52:cafe::8c) by DB7PR02CA0023.outlook.office365.com (2603:10a6:10:52::36) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5227.23 via Frontend Transport; Tue, 10 May 2022 09:58:42 +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; Received: from nebula.arm.com (40.67.248.234) by DBAEUR03FT039.mail.protection.outlook.com (100.127.142.225) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.5227.15 via Frontend Transport; Tue, 10 May 2022 09:58:42 +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 15.1.2308.27; Tue, 10 May 2022 09:58:47 +0000 Received: from e124191.cambridge.arm.com (10.1.197.45) by mail.arm.com (10.251.24.31) with Microsoft SMTP Server id 15.1.2308.27 via Frontend Transport; Tue, 10 May 2022 09:58:46 +0000 From: Joey Gouly To: CC: , , , , , , Subject: [PATCH v5 2/4] arm64: vdso: enable orphan handling for VDSO Date: Tue, 10 May 2022 10:58:32 +0100 Message-ID: <20220510095834.32394-3-joey.gouly@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220510095834.32394-1-joey.gouly@arm.com> References: <20220510095834.32394-1-joey.gouly@arm.com> MIME-Version: 1.0 X-EOPAttributedMessage: 1 X-MS-Office365-Filtering-Correlation-Id: b51d59a5-4e39-4259-444b-08da326bb024 X-MS-TrafficTypeDiagnostic: DBBPR08MB4492:EE_|VE1EUR03FT011:EE_|PR3PR08MB5627:EE_ X-Microsoft-Antispam-PRVS: 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)(36840700001)(46966006)(40470700004)(54906003)(70586007)(6916009)(70206006)(2906002)(8936002)(2616005)(1076003)(86362001)(4326008)(316002)(8676002)(356005)(6666004)(26005)(81166007)(7696005)(508600001)(40460700003)(36860700001)(336012)(426003)(47076005)(36756003)(83380400001)(82310400005)(5660300002)(44832011)(186003)(36900700001); DIR:OUT; SFP:1101; X-MS-Exchange-Transport-CrossTenantHeadersStamped: DBBPR08MB4492 X-MS-Exchange-Transport-CrossTenantHeadersStripped: VE1EUR03FT011.eop-EUR03.prod.protection.outlook.com X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id-Prvs: 16648cde-9d91-47b0-8155-08da326baa77 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: ckips26br6HaY+XRgiDcf4nfdCKIy2cNRx5FS9388ErGzd4Yd/9SvVvtndWV1DwkofAGLsDdFzvZjFfKEGaLiOIzbb9xE5NlvJX8ZIAIZm/C7DdIK6kEiNAXscegNz000ahEHIwpEc088J/M9FxndgWcwlh5kzMBmmx8cDvJmVznriklLj0NdkZ9mAiBJULaM/IjqvfkWqprUIoO2mkTnVsu8ESh6zTyrPygZKQxzefNVCEgJqS33C+nL+Hgt3qw5LRa5NbJ0sD1vj62XYp9dwa0+tCYjJ0lqfwW39eSWCnqcVA2Cr6mVzgGIP5EKsyZ+NhAfhD5bW7tvZSmeEwNd6tgmrBYC0jeF45Y0ah0SQ2LarjUhMn76XkQb3BE8coPssp0ee2hk5dq7UU//dUdWV7T81IQoRfD2mBRX0p+evnDDb5sYgRK8nW+kOnff4UskC2V4EqZIzFZNISamyCuvktNKaGHKhabhAJpQLcx/ZYXjCfkF2XC8GPWFIxICYjwAhGnDtrUrIrbt3HEZ2+/Pone14SOt8g6V0oS8NXEFhbQlz2Zr6/0LQGfOm5Ru9VETAx50bQWZ/5vDLtgJHxSKs/nGaeF+vkakoBES9LU0/VhpF3m9ufZua4cQOWEKT0rdJu3umGcKLEmJ4I1KLkE8rs5ryrNfd3HZVk9nUHj8UGVICn8Gp0Q1QL9gdSgQ51P 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)(40470700004)(36840700001)(336012)(26005)(508600001)(316002)(426003)(40460700003)(36860700001)(47076005)(107886003)(186003)(6666004)(7696005)(86362001)(1076003)(2906002)(5660300002)(2616005)(36756003)(83380400001)(81166007)(44832011)(82310400005)(4326008)(70586007)(54906003)(70206006)(6916009)(8676002)(8936002); DIR:OUT; SFP:1101; X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 May 2022 09:58:52.2996 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: b51d59a5-4e39-4259-444b-08da326bb024 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: VE1EUR03FT011.eop-EUR03.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PR3PR08MB5627 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220510_025859_016618_ADE16E4C X-CRM114-Status: UNSURE ( 9.41 ) X-CRM114-Notice: Please train this message. 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 Like vmlinux, enable orphan-handling for the VDSO. This can catch subtle errors that might arise from unexpected sections being included. Signed-off-by: Joey Gouly Cc: Catalin Marinas Cc: Will Deacon Cc: Masahiro Yamada Cc: Vincenzo Frascino Cc: Kees Cook Reviewed-by: Kees Cook Reviewed-by: Vincenzo Frascino --- arch/arm64/kernel/vdso/Makefile | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile index 172452f79e46..623d9ad2c717 100644 --- a/arch/arm64/kernel/vdso/Makefile +++ b/arch/arm64/kernel/vdso/Makefile @@ -24,7 +24,13 @@ btildflags-$(CONFIG_ARM64_BTI_KERNEL) += -z force-bti # routines, as x86 does (see 6f121e548f83 ("x86, vdso: Reimplement vdso.so # preparation in build-time C")). ldflags-y := -shared -soname=linux-vdso.so.1 --hash-style=sysv \ - -Bsymbolic --build-id=sha1 -n $(btildflags-y) -T + -Bsymbolic --build-id=sha1 -n $(btildflags-y) + +ifdef CONFIG_LD_ORPHAN_WARN + ldflags-y += --orphan-handling=warn +endif + +ldflags-y += -T ccflags-y := -fno-common -fno-builtin -fno-stack-protector -ffixed-x18 ccflags-y += -DDISABLE_BRANCH_PROFILING -DBUILD_VDSO -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel