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=-10.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 1A3F9C43387 for ; Fri, 11 Jan 2019 15:00:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D20482133F for ; Fri, 11 Jan 2019 15:00:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1547218817; bh=vKVTFrdDJYAxiKLNY4rBgyihk6xLyobex7Bf/9Mqdxk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=gQlIvWufM8oP4Q6v1c45wXeGI89mZklP8nqrMIC845an1+Y3adAJ/MWZDTiKpT+nn sVbdL7np2r7jrPAC/P7epb4dbCK6Yk1NRqS4HCxvndbeXLDX1DVWcVNye+KDtxb5c9 xeRjaJLUhd4m2/fz/uhfcqzIhVqozrhKZzBXfYjw= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389584AbfAKOdF (ORCPT ); Fri, 11 Jan 2019 09:33:05 -0500 Received: from mail.kernel.org ([198.145.29.99]:53194 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389568AbfAKOdC (ORCPT ); Fri, 11 Jan 2019 09:33:02 -0500 Received: from localhost (5356596B.cm-6-7b.dynamic.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8862620870; Fri, 11 Jan 2019 14:33:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1547217182; bh=vKVTFrdDJYAxiKLNY4rBgyihk6xLyobex7Bf/9Mqdxk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dDRXSpzUsTwDeY0TpwutKOuwybBdDLNlGHj7mFR1HvqYtLCtn984v6qJKMDD9HFh2 J1VGFg6IJBwO/JUsOBGcxwxCYT9hN13kqiLg0eyBuQQNlJ6QmdHflgoDEKLhkXSXmB 8pPzU3lPZ4E+SoTXp3XcLMQVBrQ+XsEhLSKR7vrE= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Masahiro Yamada , Nick Desaulniers , Nathan Chancellor Subject: [PATCH 4.14 073/105] kbuild: add -no-integrated-as Clang option unconditionally Date: Fri, 11 Jan 2019 15:14:44 +0100 Message-Id: <20190111131109.099848974@linuxfoundation.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190111131102.899065735@linuxfoundation.org> References: <20190111131102.899065735@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Masahiro Yamada commit dbe27a002ef8573168cb64e181458ea23a74e2b6 upstream. We are still a way off the Clang's integrated assembler support for the kernel. Hence, -no-integrated-as is mandatory to build the kernel with Clang. If you had an ancient version of Clang that does not recognize this option, you would not be able to compile the kernel anyway. Signed-off-by: Masahiro Yamada Reviewed-by: Nick Desaulniers Tested-by: Nick Desaulniers Signed-off-by: Nathan Chancellor Signed-off-by: Greg Kroah-Hartman --- Makefile | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/Makefile +++ b/Makefile @@ -489,8 +489,8 @@ CLANG_GCC_TC := --gcc-toolchain=$(GCC_TO endif KBUILD_CFLAGS += $(CLANG_TARGET) $(CLANG_GCC_TC) $(CLANG_PREFIX) KBUILD_AFLAGS += $(CLANG_TARGET) $(CLANG_GCC_TC) $(CLANG_PREFIX) -KBUILD_CFLAGS += $(call cc-option, -no-integrated-as) -KBUILD_AFLAGS += $(call cc-option, -no-integrated-as) +KBUILD_CFLAGS += -no-integrated-as +KBUILD_AFLAGS += -no-integrated-as endif RETPOLINE_CFLAGS_GCC := -mindirect-branch=thunk-extern -mindirect-branch-register