From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-it0-f66.google.com ([209.85.214.66]:34359 "EHLO mail-it0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759448AbdKOVfL (ORCPT ); Wed, 15 Nov 2017 16:35:11 -0500 Received: by mail-it0-f66.google.com with SMTP id m191so13353409itg.1 for ; Wed, 15 Nov 2017 13:35:11 -0800 (PST) From: Sami Tolvanen Subject: [PATCH v2 16/18] arm64: crypto: disable LTO for aes-ce-cipher.c Date: Wed, 15 Nov 2017 13:34:26 -0800 Message-Id: <20171115213428.22559-17-samitolvanen@google.com> In-Reply-To: <20171115213428.22559-1-samitolvanen@google.com> References: <20171115213428.22559-1-samitolvanen@google.com> Sender: linux-kbuild-owner@vger.kernel.org List-ID: To: Alex Matveev , Andi Kleen , Ard Biesheuvel , Greg Hackmann , Kees Cook , linux-arm-kernel@lists.infradead.org, linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org, Mark Rutland , Masahiro Yamada , Maxim Kuvyrkov , Michal Marek , Nick Desaulniers , Yury Norov , Matthias Kaehlcke Cc: Sami Tolvanen CONFIG_LTO_CLANG requires the use of clang's integrated assembler, which doesn't understand the inline assembly in aes-ce-cipher.c. Disable LTO for the file to work around the issue. Acked-by: Ard Biesheuvel Signed-off-by: Sami Tolvanen --- arch/arm64/crypto/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/crypto/Makefile b/arch/arm64/crypto/Makefile index b5edc5918c28..af08508521a3 100644 --- a/arch/arm64/crypto/Makefile +++ b/arch/arm64/crypto/Makefile @@ -24,7 +24,7 @@ obj-$(CONFIG_CRYPTO_CRC32_ARM64_CE) += crc32-ce.o crc32-ce-y:= crc32-ce-core.o crc32-ce-glue.o obj-$(CONFIG_CRYPTO_AES_ARM64_CE) += aes-ce-cipher.o -CFLAGS_aes-ce-cipher.o += -march=armv8-a+crypto +CFLAGS_aes-ce-cipher.o += -march=armv8-a+crypto $(DISABLE_LTO_CLANG) obj-$(CONFIG_CRYPTO_AES_ARM64_CE_CCM) += aes-ce-ccm.o aes-ce-ccm-y := aes-ce-ccm-glue.o aes-ce-ccm-core.o -- 2.15.0.448.gf294e3d99a-goog