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 DAF11C4360C for ; Thu, 26 Sep 2019 18:05:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B23C2222CC for ; Thu, 26 Sep 2019 18:05:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="Yg3+62ar" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728061AbfIZSFX (ORCPT ); Thu, 26 Sep 2019 14:05:23 -0400 Received: from mail-pl1-f196.google.com ([209.85.214.196]:34477 "EHLO mail-pl1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727988AbfIZSFW (ORCPT ); Thu, 26 Sep 2019 14:05:22 -0400 Received: by mail-pl1-f196.google.com with SMTP id k7so1640149pll.1 for ; Thu, 26 Sep 2019 11:05:22 -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=oto3YJoz+uDS7YkHckkDLPsuLHSJE59Ic1Zvlvk3JIM=; b=Yg3+62araTz65OUjSMd7uRtDTc4qLv27ScfzOQEBsjmErC4baR+vactZeQ8EDHTDl3 4m6/i6nTkUszRwcGPx+4rzXQZxnWhhz2/IpIkxEyLfsUcTwCPuJ3shP5kaVVlXFxeae6 oJjvZwVhpbm6kHMwMmWob89Fc5KJC8pyBS2O0= 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=oto3YJoz+uDS7YkHckkDLPsuLHSJE59Ic1Zvlvk3JIM=; b=GaztO6rsylK+g60LWMNIqv+CdAvUd2Ym41TbK6j9paadMXZOKDR7TgDMejq169+BdR mbvG5BH7um4FYJtfOhrWpxVIT6ZytgPJvPEX5zBkQuoCEGEyIMXxlm2zUw3T+dUWyEVx 2liZ+9C0Atg+l9sJYSbOM4Bz5eS56NQIotBpv/2l85slVGnGTDS3ejl2SKKeM4ASQa+K cB0iD+OKv4FqSgy+qUat5boxku3Dy90KkRhtBacbebPtMISkGD/EQ8fNVy/1oZUUn6Dz zBxaY3idF7KSpJJq3sWV0hg0VNsJd/AV8R3riqgrf/IsA22m7ZsnpttRyndCxRQREiy6 DdFw== X-Gm-Message-State: APjAAAXTfy/ZVc16b7NEYerEkZh90UCpnYk4dA+aeiPhd0LzLzobSiiA 0FeDKKunQWoKEEYabmpMOG1lVw== X-Google-Smtp-Source: APXvYqyRIx3xRHb+mNaLLP0zVX1hp9OZQXgJDPhnQfQ+Lb8Ihhv0yx8B8A03PaGE2C0DjuqCQpfKMg== X-Received: by 2002:a17:902:be0c:: with SMTP id r12mr5340803pls.190.1569521121688; Thu, 26 Sep 2019 11:05:21 -0700 (PDT) Received: from www.outflux.net (smtp.outflux.net. [198.145.64.163]) by smtp.gmail.com with ESMTPSA id k15sm3366000pfa.65.2019.09.26.11.05.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 26 Sep 2019 11:05:20 -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 23/29] parisc: Move EXCEPTION_TABLE to RO_DATA segment Date: Thu, 26 Sep 2019 10:55:56 -0700 Message-Id: <20190926175602.33098-24-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/parisc/kernel/vmlinux.lds.S | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/arch/parisc/kernel/vmlinux.lds.S b/arch/parisc/kernel/vmlinux.lds.S index 12b3d7d5e9e4..1dc2f71e62b1 100644 --- a/arch/parisc/kernel/vmlinux.lds.S +++ b/arch/parisc/kernel/vmlinux.lds.S @@ -19,6 +19,7 @@ *(.data..vm0.pte) #define CC_USING_PATCHABLE_FUNCTION_ENTRY +#define RO_DATA_EXCEPTION_TABLE_ALIGN 8 #include @@ -129,9 +130,6 @@ SECTIONS RO_DATA(8) - /* RO because of BUILDTIME_EXTABLE_SORT */ - EXCEPTION_TABLE(8) - /* unwind info */ .PARISC.unwind : { __start___unwind = .; -- 2.17.1