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=-15.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,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 C78BAC38A2A for ; Thu, 7 May 2020 14:38:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A609520575 for ; Thu, 7 May 2020 14:38:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588862316; bh=8ZRbF1oT0PlniE7k0j5hKHHVmF3lXbnS8elI06OuwuY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=xLuR2mzEqAt98UB2vSUZxGvNvol2tIttJjCAa+DqISevdRd8tslM022AZVcDIYqfi mvDPB2MxEzMxtit8J2Cz78eKR45LWdlfmmRVvMdzpTMOJI1ZnzHyavwuG39wFiIzHZ O6KpWmW8tJW9ewCIjsYX5+tfvOQTJzmTuTWVcvig= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729071AbgEGOif (ORCPT ); Thu, 7 May 2020 10:38:35 -0400 Received: from mail.kernel.org ([198.145.29.99]:53372 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726913AbgEGO1h (ORCPT ); Thu, 7 May 2020 10:27:37 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2245620A8B; Thu, 7 May 2020 14:27:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588861657; bh=8ZRbF1oT0PlniE7k0j5hKHHVmF3lXbnS8elI06OuwuY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=0Hs8RtFL+nelHp6LYR2kDy/C9CFbHWZPBdfc20zOhGeuf9H/YYMxfyVsN8H7goGEc H6V08hldxtNaPO8iqpCBQ4qrOuUilkQy3LQ+LVCVICPcdCGk0JeglZSgJTwy7KcLzB fSnSUg/P1zpNM6ei1vSkrbJTkNgBSRNaGvALmRy8= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Ilie Halip , Dmitry Golovin , Nick Desaulniers , Fangrui Song , Palmer Dabbelt , Sasha Levin , linux-riscv@lists.infradead.org, clang-built-linux@googlegroups.com Subject: [PATCH AUTOSEL 5.6 08/50] riscv: fix vdso build with lld Date: Thu, 7 May 2020 10:26:44 -0400 Message-Id: <20200507142726.25751-8-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200507142726.25751-1-sashal@kernel.org> References: <20200507142726.25751-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Ilie Halip [ Upstream commit 3c1918c8f54166598195d938564072664a8275b1 ] When building with the LLVM linker this error occurrs: LD arch/riscv/kernel/vdso/vdso-syms.o ld.lld: error: no input files This happens because the lld treats -R as an alias to -rpath, as opposed to ld where -R means --just-symbols. Use the long option name for compatibility between the two. Link: https://github.com/ClangBuiltLinux/linux/issues/805 Reported-by: Dmitry Golovin Reviewed-by: Nick Desaulniers Signed-off-by: Ilie Halip Reviewed-by: Fangrui Song Signed-off-by: Palmer Dabbelt Signed-off-by: Sasha Levin --- arch/riscv/kernel/vdso/Makefile | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/riscv/kernel/vdso/Makefile b/arch/riscv/kernel/vdso/Makefile index 33b16f4212f7a..a4ee3a0e7d20d 100644 --- a/arch/riscv/kernel/vdso/Makefile +++ b/arch/riscv/kernel/vdso/Makefile @@ -33,15 +33,15 @@ $(obj)/vdso.so.dbg: $(src)/vdso.lds $(obj-vdso) FORCE $(call if_changed,vdsold) # We also create a special relocatable object that should mirror the symbol -# table and layout of the linked DSO. With ld -R we can then refer to -# these symbols in the kernel code rather than hand-coded addresses. +# table and layout of the linked DSO. With ld --just-symbols we can then +# refer to these symbols in the kernel code rather than hand-coded addresses. SYSCFLAGS_vdso.so.dbg = -shared -s -Wl,-soname=linux-vdso.so.1 \ -Wl,--build-id -Wl,--hash-style=both $(obj)/vdso-dummy.o: $(src)/vdso.lds $(obj)/rt_sigreturn.o FORCE $(call if_changed,vdsold) -LDFLAGS_vdso-syms.o := -r -R +LDFLAGS_vdso-syms.o := -r --just-symbols $(obj)/vdso-syms.o: $(obj)/vdso-dummy.o FORCE $(call if_changed,ld) -- 2.20.1