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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B19E0C4360C for ; Thu, 26 Sep 2019 17:57:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8D698222CC for ; Thu, 26 Sep 2019 17:57:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="NS1tMZPO" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728326AbfIZR5D (ORCPT ); Thu, 26 Sep 2019 13:57:03 -0400 Received: from mail-pg1-f193.google.com ([209.85.215.193]:35253 "EHLO mail-pg1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728147AbfIZR4b (ORCPT ); Thu, 26 Sep 2019 13:56:31 -0400 Received: by mail-pg1-f193.google.com with SMTP id a24so1977971pgj.2 for ; Thu, 26 Sep 2019 10:56:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=b1/uW6kDsyZTSJ+gwaKuf5Y3ySZgNCgjZ9WgbQU3J5M=; b=NS1tMZPO6DiLtYsg7bkcpePHNmJ/nLyEn8bFqB536OAMsynj/sM0sV9JASHY+/D/aV 0irY/ZZ/Sw5Ff6a3Xr8hTMKPFlLAyCjdwPHuVnFq7tw1NS7SnAKb8YnaFIBVxhT0Mjeq faTnz/PfHNqDfDu8NYYA9Yvm+scVClDMmdf/U= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=b1/uW6kDsyZTSJ+gwaKuf5Y3ySZgNCgjZ9WgbQU3J5M=; b=LAF9aAr2kemDM9yJr74f31W4cmVjvXKRb02jkh5F1YEzrV1TNr8e48CKIVS6MCxIj8 46XDDG8Jzggu6T+x4KD6t25OLX2WZTvhYYQbmMPwUVxSS7zSxuJY+rJcbIPfOFIZTUpS C19jmAG+h1sUSEaTqj7mYg5r+g1Wf9AhsrX1VMLRb3O4akNfZ/qY5Wz/35XchjmCoXLA GioX/cuKPQ28x4pGzm1/mJMbXuhGPfsCfXgWXsBWSCxEUW3xCmH2RbygTCWbxTCGwJDx f/87BYMoX0tsKiMqAIRu657IIsEgg5sbkESRk2EfP14G5wjmAnF3bXz1oXU99v0z7Rbw 0zhQ== X-Gm-Message-State: APjAAAXc2WuAp8M960FVXdMAcGz/oZEkviPrfEV0rWzrSjQ/7c7trMjA HAiUQesPq/Pp9MEZCCMGpIA5Pw== X-Google-Smtp-Source: APXvYqxnFFNqQpUkqna8OeByYxEA/Nx8utFzCAqw8OBF0xZQgqdbBmLWMEJr85fjA0ZYcRUxNYx6WA== X-Received: by 2002:a17:90a:37c9:: with SMTP id v67mr5020846pjb.29.1569520590214; Thu, 26 Sep 2019 10:56:30 -0700 (PDT) Received: from www.outflux.net (smtp.outflux.net. [198.145.64.163]) by smtp.gmail.com with ESMTPSA id z25sm2899187pfn.7.2019.09.26.10.56.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 26 Sep 2019 10:56:26 -0700 (PDT) From: Kees Cook To: Thomas Gleixner Cc: Kees Cook , Rick Edgecombe , Ingo Molnar , Borislav Petkov , "H. Peter Anvin" , Dave Hansen , Andy Lutomirski , Arnd Bergmann , linux-arch@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-alpha@vger.kernel.org, linux-ia64@vger.kernel.org, linux-s390@vger.kernel.org, linux-c6x-dev@linux-c6x.org, Yoshinori Sato , Michal Simek , linux-parisc@vger.kernel.org, linux-xtensa@linux-xtensa.org, x86@kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 17/29] alpha: Move EXCEPTION_TABLE to RO_DATA segment Date: Thu, 26 Sep 2019 10:55:50 -0700 Message-Id: <20190926175602.33098-18-keescook@chromium.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190926175602.33098-1-keescook@chromium.org> References: <20190926175602.33098-1-keescook@chromium.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The EXCEPTION_TABLE is read-only, so collapse it into RO_DATA. Signed-off-by: Kees Cook --- arch/alpha/kernel/vmlinux.lds.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/alpha/kernel/vmlinux.lds.S b/arch/alpha/kernel/vmlinux.lds.S index edc45f45523b..72303827bcb4 100644 --- a/arch/alpha/kernel/vmlinux.lds.S +++ b/arch/alpha/kernel/vmlinux.lds.S @@ -1,6 +1,7 @@ /* SPDX-License-Identifier: GPL-2.0 */ #define EMITS_PT_NOTE +#define RO_DATA_EXCEPTION_TABLE_ALIGN 16 #include #include @@ -35,7 +36,6 @@ SECTIONS _etext = .; /* End of text section */ RO_DATA(4096) - EXCEPTION_TABLE(16) /* Will be freed after init */ __init_begin = ALIGN(PAGE_SIZE); -- 2.17.1