From patchwork Mon Jul 22 16:33:53 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ben Dooks X-Patchwork-Id: 2831501 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id C244CC0319 for ; Mon, 22 Jul 2013 16:37:25 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id A5717201E6 for ; Mon, 22 Jul 2013 16:37:24 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5CC7820182 for ; Mon, 22 Jul 2013 16:37:23 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1V1J4w-0007we-7X; Mon, 22 Jul 2013 16:35:19 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1V1J4b-00005a-Fm; Mon, 22 Jul 2013 16:34:57 +0000 Received: from ducie-dc1.codethink.co.uk ([37.128.190.40]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1V1J49-0008TJ-Ko for linux-arm-kernel@lists.infradead.org; Mon, 22 Jul 2013 16:34:34 +0000 Received: from localhost (localhost [127.0.0.1]) by ducie-dc1.codethink.co.uk (Postfix) with ESMTP id 5F4E246067A; Mon, 22 Jul 2013 17:34:12 +0100 (BST) X-Virus-Scanned: Debian amavisd-new at ducie-dc1.codethink.co.uk Received: from ducie-dc1.codethink.co.uk ([127.0.0.1]) by localhost (ducie-dc1.codethink.co.uk [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 5LkZnKyNuDW6; Mon, 22 Jul 2013 17:34:06 +0100 (BST) Received: from rainbowdash.ducie.codethink.co.uk (rainbowdash.dyn.ducie.codethink.co.uk [192.168.24.134]) by ducie-dc1.codethink.co.uk (Postfix) with ESMTPS id 4928F4607D4; Mon, 22 Jul 2013 17:33:59 +0100 (BST) Received: from ben by rainbowdash.ducie.codethink.co.uk with local (Exim 4.80) (envelope-from ) id 1V1J3f-0006hk-2s; Mon, 22 Jul 2013 17:33:59 +0100 From: Ben Dooks To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 4/4] ARM: set --be8 when linking modules Date: Mon, 22 Jul 2013 17:33:53 +0100 Message-Id: <1374510833-25716-5-git-send-email-ben.dooks@codethink.co.uk> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1374510833-25716-1-git-send-email-ben.dooks@codethink.co.uk> References: <1374510833-25716-1-git-send-email-ben.dooks@codethink.co.uk> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130722_123429_848979_08B43711 X-CRM114-Status: GOOD ( 10.56 ) X-Spam-Score: -3.4 (---) Cc: Ben Dooks , ian.molton@codethink.co.uk, paul.sherwood@codethink.co.uk, rob.taylor@codethink.co.uk X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-5.6 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP To avoid having to make every text section swap the instruction order of all instructions, make sure modules are built also built with --be8 (as is the current kernel final link). If we do not do this, we would end up having to swap all instructions when loading a module, instead of just the instructions that we are applying ELF relocations to. Signed-off-by: Ben Dooks --- arch/arm/Makefile | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/Makefile b/arch/arm/Makefile index ee4605f..8173883 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -16,6 +16,7 @@ LDFLAGS := LDFLAGS_vmlinux :=-p --no-undefined -X ifeq ($(CONFIG_CPU_ENDIAN_BE8),y) LDFLAGS_vmlinux += --be8 +LDFLAGS_MODULE += --be8 endif OBJCOPYFLAGS :=-O binary -R .comment -S