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[209.132.180.67]) by mx.google.com with ESMTP id p1-v6si9418426pld.80.2018.03.05.05.54.57; Mon, 05 Mar 2018 05:55:11 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=Ne9XRXQ3; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933894AbeCELRY (ORCPT + 99 others); Mon, 5 Mar 2018 06:17:24 -0500 Received: from mail-pl0-f66.google.com ([209.85.160.66]:38946 "EHLO mail-pl0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933832AbeCELRR (ORCPT ); Mon, 5 Mar 2018 06:17:17 -0500 Received: by mail-pl0-f66.google.com with SMTP id s13-v6so9430584plq.6 for ; Mon, 05 Mar 2018 03:17:17 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:mime-version:content-disposition :user-agent; bh=AxCs+t8ha0dyC9MctSyNmsJg930VyANFbevM6d9RDb0=; b=Ne9XRXQ3eYS+iP25mWG3hy8ZALnU1xOwtRryhNZb95dahumBzhOpq3qXSXxCYFpe77 ypxCfHUfmSfyAKly9P9iua7cx0RQxdDOnIQVKV9Y2pDF2KBP4w1h125uziSxLN0+2/pE eSuk+cdud8RXFPjc2EdTh6UFRZ2kcubaKTYtxaB1rvrI91n47G7RT9g9pW4yL+Y72Utu eepwxZvw5UHmgXtIvvn9RivwddH8sz/3F5ApxiXJjVr4FQSY+VDAZYMgJHq/ijgklR0Y vsF+t4CPGtgOcqqiJJUcEdO6RY+LRCo9ipvrNR3IdSBFntu/u4OhHahP+THtCLC1l2dx /p6w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:mime-version :content-disposition:user-agent; bh=AxCs+t8ha0dyC9MctSyNmsJg930VyANFbevM6d9RDb0=; b=Ri9ff1pmh23fEs5KwkqeBX2HQRJRT4jkwDpNIyTKbuVHKAzAr5X85GM95mscB6FrCY BD1de3k3urH32ICKGZmJkDl8bSHIin5kU+qJv4e7/kCPY9u6Hld/CzqfkDvpQcN6JZy6 VnF5DMVQVTb4j9IVs21sbKzTCaNFk/elnCkA48PBo4Lk/l3c6qVPA6vNRk7MFqbK8enB MegYutw+hGXxMy+VFszlL3cKIgjtJA+ITV0dZ+WHHxv0f4/UQXlx7cdhcRHnypEw0j20 3pI20OFNFEIJq6BVFu3XljkyMY/OmZg0HfgMOrxAtqZ82B+xHReaVEmTWLnvw9fqfzTz bp9Q== X-Gm-Message-State: APf1xPA8zk9wVoA7uASgXYzP+De3ZZ6uHUG4id6jMnRAdoUww18sl+Z6 bRot8cqwk1ene1MyAyBWvc8= X-Received: by 2002:a17:902:1763:: with SMTP id i90-v6mr12617417pli.309.1520248636622; Mon, 05 Mar 2018 03:17:16 -0800 (PST) Received: from pjb1027-Latitude-E5410 ([58.227.15.43]) by smtp.gmail.com with ESMTPSA id y21sm5012108pfm.31.2018.03.05.03.17.12 (version=TLS1_2 cipher=AES128-SHA bits=128/128); Mon, 05 Mar 2018 03:17:15 -0800 (PST) Date: Mon, 5 Mar 2018 20:17:08 +0900 From: Jinbum Park To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel-hardening@lists.openwall.com Cc: gregkh@linuxfoundation.org, tglx@linutronix.de, kstewart@linuxfoundation.org, luto@amacapital.net, dsafonov@virtuozzo.com, keescook@chromium.org, will.deacon@arm.com, mark.rutland@arm.com, danielmicay@gmail.com, arnd@arndb.de, catalin.marinas@arm.com Subject: [PATCH v2 0/2] arm: Add ARCH_HAS_FORTIFY_SOURCE Message-ID: <20180305111708.GA4156@pjb1027-Latitude-E5410> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, This patch series are to select ARCH_HAS_FORTIFY_SOUCE on arm. A lot of architectures already select ARCH_HAS_FORTIFY_SOURCE to support CONFIG_FORTIFY_SOURCE that detects overflows at compile-time. (6974f0c4555e ("include/linux/string.h: add the option of fortified string.h functions) ARM can be built and run with CONFIG_FORTIFY_SOURCE. Additionally, modify vdso.c to remove compile-error that happens when built arm kernel with CONFIG_FORTIFY_SOURCE. v2 : Fix build error reported by kbuild test robot. - Add fortify_panic() in arch/arm/boot/compressed/misc.c, because arch/arm/boot/compressed/* can't find that function. Jinbum Park (2): arm: mm: Define vdso_start, vdso_end as array arm: Kconfig: Add ARCH_HAS_FORTIFY_SOURCE arch/arm/Kconfig | 1 + arch/arm/include/asm/vdso.h | 2 -- arch/arm/kernel/vdso.c | 12 +++++++----- 3 files changed, 8 insertions(+), 7 deletions(-) -- 1.9.1