From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751522AbeBTWB3 (ORCPT ); Tue, 20 Feb 2018 17:01:29 -0500 Received: from mout.kundenserver.de ([212.227.17.13]:41189 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750735AbeBTWAU (ORCPT ); Tue, 20 Feb 2018 17:00:20 -0500 From: Arnd Bergmann To: Nicolas Pitre Cc: Andi Kleen , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Arnd Bergmann Subject: [PATCH 7/7] efi: disable LTO for EFI stub Date: Tue, 20 Feb 2018 22:59:54 +0100 Message-Id: <20180220215954.4092811-8-arnd@arndb.de> X-Mailer: git-send-email 2.9.0 In-Reply-To: <20180220215954.4092811-1-arnd@arndb.de> References: <20180220215954.4092811-1-arnd@arndb.de> X-Provags-ID: V03:K0:g/CEMVWePhNFebbS+t3z1ahrGqtz52H1ciUl2QfOtEWWz189hrF 4UCDqVTe7lzPHA/3cPChJS5omNkjfn6l0U9FWwL6u6g+z43ydixs/vZgjY4Jk63ZoAtdju4 t5ZVWikTJVzodXA8fFtI7Gw1oNKNxMCEy0RXZMY1mQiCJaV0VWRAJJJrZatxBloI2un4gRs mKwsxGFkipoawu2cvx6fA== X-UI-Out-Filterresults: notjunk:1;V01:K0:qVyq8I0Ua8E=:N1BiRs+SuUxLrxbDlsW+tD U8aOzfvOdGyUXfeZqUyZuElzqVGyUeUzh/XHRwF9oCA35GSmwYdP73dgrJ+Bh9x4j0StXz0Ir ogrKmNS1zGPhSBAFdBxsA+EuZkhwJp6/AsNJ2cY3Hexrm7AMS+nf/ncVSWgdOsnmynne+Kcud y2wEBexYipchH9F+9nT74oTh9E0sI+h3khlwXA5+Dcwj3xL1ZOWaOVGXSnf5GkV5+sm3KHebD YXAnDhicFcx23CADmra77KV4cLuM9c45n25VfVGjcOL5/k6kzWxsN+8ablblcHRHkEKRivRcK A5xGdJVNWhxIxkakN4d2oNsVzydgcnkK39A/sBUFpu5ZnnbH57TRo3sd78XymheYIxLkS8Kbi TtB6fDw2gXvuvKWsAXuR2QTa66bJ/jHdLvu2ssxfsA4Ot1tiaifz6vRofBX0c5V8B3Y8bTnJO n5ZfH0yYZDH73hpBBvwWdx42foqMxZJdL6LV/XcvXYuIL5xrrMNg8M0j07ddX6eae0TWkuuzA /0uusBtLo93Pu7LQvO0C+sZUgAlX23aGTE3Iavat/CfutbLBFX0t2HyYYT1/uIGmRBgIp/Cbb YLwiyyjdeE/RLRoFjGJKPdwjN9o5V8pdRPPsKfCCMPmQk/nVIOpBksGwiRikGQHP/xvVy9/nj J3EUcJpO9HzungfLoNxPiFyIA1bdkWZ9KS7bWkhAxrHkexrXGNRx8h6HJ/XDffOBSMQbxPA4U MrAmGGjzkwRQJppxelHtEy+ChKQ7OrFavAPWJw== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Building the EFI stub on 32-bit ARM with LTO resulted in a build error: arm-linux-gnueabi-ld: drivers/firmware/efi/libstub/arm-stub.stub.o: plugin needed to handle lto object arch/arm/boot/compressed/head.o: In function `efi_stub_entry': Locally disabling LTO for this directory seems to do the trick. Signed-off-by: Arnd Bergmann --- drivers/firmware/efi/libstub/Makefile | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/firmware/efi/libstub/Makefile b/drivers/firmware/efi/libstub/Makefile index 7b3ba40f0745..cc4c53f1ff0a 100644 --- a/drivers/firmware/efi/libstub/Makefile +++ b/drivers/firmware/efi/libstub/Makefile @@ -20,7 +20,9 @@ cflags-$(CONFIG_EFI_ARMSTUB) += -I$(srctree)/scripts/dtc/libfdt KBUILD_CFLAGS := $(cflags-y) -DDISABLE_BRANCH_PROFILING \ -D__NO_FORTIFY \ $(call cc-option,-ffreestanding) \ - $(call cc-option,-fno-stack-protector) + $(call cc-option,-fno-stack-protector) \ + $(DISABLE_LTO) + GCOV_PROFILE := n KASAN_SANITIZE := n -- 2.9.0