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=-15.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,INCLUDES_PATCH,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SIGNED_OFF_BY,SPF_HELO_NONE,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 A260CC38A2A for ; Thu, 7 May 2020 14:29:09 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7582E2084D for ; Thu, 7 May 2020 14:29:09 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="fjWhv8l2"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="tXNFJl8K" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7582E2084D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-riscv-bounces+infradead-linux-riscv=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-Id:Date :Subject:To:From:Reply-To:Content-Type:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=2mFCGtFvpnBsxJTa06BfZNPWdvXCAwgI5OUr+zz8y10=; b=fjWhv8l2Q90ju+ CQrb073XFM3T4nnp16vvoWVaFQoIAA4E8b0c/NFVDxKtes8iUZxhtXMsHbC30FMsyQQdIL1xrx/la ZAdcsj2R+FD4eDwS9BL8/uJWOF+LAbs7xIf65tqzLuGrtofNwsWD9GzDUXlA2eIvEr1TAwb2LGC2/ isAwr40W8xQ3cP11q43CBeJO11ngR03+0IL/hCjMqKEMWkdZd0AZdINjDnMQ5YP98SuTP9GRXTSFg ZuF5P4jfbjv5uP12TVOC/BAofQAUfottUYbac27+5c1Hnm4+iyYdRDFdAepMPK93JGiKJINh3pO1N MGU7L5bGEATNc9ovyHmA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jWhWM-0002dK-V9; Thu, 07 May 2020 14:29:06 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jWhVu-0002Av-0o for linux-riscv@lists.infradead.org; Thu, 07 May 2020 14:28:43 +0000 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 E170020B1F; Thu, 7 May 2020 14:28:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588861717; bh=8ZRbF1oT0PlniE7k0j5hKHHVmF3lXbnS8elI06OuwuY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tXNFJl8KbJPkblSiFy4yyduCW4E2uqJNnMlMSAKrRgTlrdocUY1PxoN2mtJOR9j4+ jgrgS4GU04Q8iMrJhFh6RFPY6+LHuGJDBlxgrW9CWpLG3Lp3UNGWgvyo4BvZubvhaU XTDCKBUrylnj/WGI/5VfhrZuhzDS8PSRRhvD2uZk= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: [PATCH AUTOSEL 5.4 05/35] riscv: fix vdso build with lld Date: Thu, 7 May 2020 10:27:59 -0400 Message-Id: <20200507142830.26239-5-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200507142830.26239-1-sashal@kernel.org> References: <20200507142830.26239-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200507_072838_109137_8569A744 X-CRM114-Status: GOOD ( 10.68 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sasha Levin , Fangrui Song , Ilie Halip , Palmer Dabbelt , Nick Desaulniers , clang-built-linux@googlegroups.com, linux-riscv@lists.infradead.org, Dmitry Golovin Sender: "linux-riscv" Errors-To: linux-riscv-bounces+infradead-linux-riscv=archiver.kernel.org@lists.infradead.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 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,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 9A809C38A24 for ; Thu, 7 May 2020 14:35:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6F5242073A for ; Thu, 7 May 2020 14:35:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588862136; bh=8ZRbF1oT0PlniE7k0j5hKHHVmF3lXbnS8elI06OuwuY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=lWxa65C5hdBdeXu6+flnfz1toi+1x1WmnPE9iH+QO3fCNBgej1WZOFsIXDjApgMdy 3Dm5Mh1Al1IAIczCo+JYffegn30RhE9BafFY3/LlJ6q9CtQgPfPzvZ6BJ8iQW1XcVW hupM+SbrxWeqSUsxObmok3Bs9AX+tSWHlfbk5ngU= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728215AbgEGO2l (ORCPT ); Thu, 7 May 2020 10:28:41 -0400 Received: from mail.kernel.org ([198.145.29.99]:55426 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728183AbgEGO2h (ORCPT ); Thu, 7 May 2020 10:28:37 -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 E170020B1F; Thu, 7 May 2020 14:28:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588861717; bh=8ZRbF1oT0PlniE7k0j5hKHHVmF3lXbnS8elI06OuwuY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tXNFJl8KbJPkblSiFy4yyduCW4E2uqJNnMlMSAKrRgTlrdocUY1PxoN2mtJOR9j4+ jgrgS4GU04Q8iMrJhFh6RFPY6+LHuGJDBlxgrW9CWpLG3Lp3UNGWgvyo4BvZubvhaU XTDCKBUrylnj/WGI/5VfhrZuhzDS8PSRRhvD2uZk= 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 5.4 05/35] riscv: fix vdso build with lld Date: Thu, 7 May 2020 10:27:59 -0400 Message-Id: <20200507142830.26239-5-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200507142830.26239-1-sashal@kernel.org> References: <20200507142830.26239-1-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