From patchwork Tue Oct 8 22:34:30 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ben Dooks X-Patchwork-Id: 3005871 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id AC2949F2B7 for ; Tue, 8 Oct 2013 23:34:50 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id D6DC12011D for ; Tue, 8 Oct 2013 23:34:49 +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 CF01120111 for ; Tue, 8 Oct 2013 23:34:48 +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 1VTgFH-0007Wj-3M; Tue, 08 Oct 2013 22:59:15 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1VTgF1-0000lF-OF; Tue, 08 Oct 2013 22:58:59 +0000 Received: from hsi-kbw-091-089-003-073.hsi2.kabelbw.de ([91.89.3.73] helo=rainbowdash.ducie.codethink.co.uk) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VTgEz-0000k6-5G for linux-arm-kernel@lists.infradead.org; Tue, 08 Oct 2013 22:58:57 +0000 Received: from ben by rainbowdash.ducie.codethink.co.uk with local (Exim 4.80) (envelope-from ) id 1VTfrh-0007G5-2S; Wed, 09 Oct 2013 00:34:53 +0200 From: Ben Dooks To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 14/23] ARM: set --be8 when linking modules Date: Wed, 9 Oct 2013 00:34:30 +0200 Message-Id: <1381271679-27804-15-git-send-email-ben.dooks@codethink.co.uk> X-Mailer: git-send-email 1.8.4.rc3 In-Reply-To: <1381271679-27804-1-git-send-email-ben.dooks@codethink.co.uk> References: <1381271679-27804-1-git-send-email-ben.dooks@codethink.co.uk> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20131008_185857_298892_292CC625 X-CRM114-Status: UNSURE ( 9.18 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 4.5 (++++) Cc: nicolas.pitre@linaro.org, thomas.petazzoni@free-electrons.com, victor.kamensky@linaro.org, linux-kernel@codethink.co.uk, will.deacon@arm.com, Ben Dooks , rmk@arm.linux.org.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=-4.5 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 Reviewed-by: Dave Martin --- arch/arm/Makefile | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/Makefile b/arch/arm/Makefile index a37a50f..0069697 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