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Thu, 8 Feb 2024 00:17:37 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 03E4736AF5; Thu, 8 Feb 2024 00:15:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="T0j6x3wg" Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 22D3F2EB1A; Thu, 8 Feb 2024 00:15:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707351311; cv=none; b=t+mEIzB51CDH75GHh5CKpqmB+uoa9rGPqC+mxKLXC9LhhAqB3bK6VOiO1GgxeZvxCCmC5Gf/9VYxqfKEYPKZCT2ywtOTarLqV75W2sfL0FBQ4eTESFcfEfGaTVWNpt3YsmiJ5tvIDOzs8w4nC2gYnRXBh893WyXFxPqs2U9eKn8= ARC-Message-Signature: i=1; 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a=openpgp-sha256; l=1511; i=nathan@kernel.org; h=from:subject:message-id; bh=KHxjzg2nVnCz7Xo3WUiDpqO3qL7wZjCy4cl0c4riXaY=; b=owGbwMvMwCUmm602sfCA1DTG02pJDKlHZDlav+Rd4Nvj9u6e96vjoowWO/O+Hzha1M7MIPl3G 4Ph9WPOHaUsDGJcDLJiiizVj1WPGxrOOct449QkmDmsTCBDGLg4BWAi/WcY/kpEP1aSPDft2HyR nkMfTNZLGr6fdJcxJ+HwqRmGhvvO8r1gZNjJvSnXsELt+26e9M3q51kXBNUXtmhvPTjTeasd82w nGRYA X-Developer-Key: i=nathan@kernel.org; a=openpgp; fpr=2437CB76E544CB6AB3D9DFD399739260CB6CB716 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1790287853111166508 X-GMAIL-MSGID: 1790287853111166508 When building with CONFIG_LD_ORPHAN_WARN after selecting CONFIG_ARCH_HAS_LD_ORPHAN_WARN, there are several series of warnings for each file in arch/s390/boot due to the boot linker script not handling the DWARF debug sections: s390-linux-ld: warning: orphan section `.debug_line' from `arch/s390/boot/head.o' being placed in section `.debug_line' s390-linux-ld: warning: orphan section `.debug_info' from `arch/s390/boot/head.o' being placed in section `.debug_info' s390-linux-ld: warning: orphan section `.debug_abbrev' from `arch/s390/boot/head.o' being placed in section `.debug_abbrev' s390-linux-ld: warning: orphan section `.debug_aranges' from `arch/s390/boot/head.o' being placed in section `.debug_aranges' s390-linux-ld: warning: orphan section `.debug_str' from `arch/s390/boot/head.o' being placed in section `.debug_str' include/asm-generic/vmlinux.lds.h has a macro for DWARF debug sections named DWARF_DEBUG, use it to clear up the warnings. Signed-off-by: Nathan Chancellor Reviewed-by: Fangrui Song --- arch/s390/boot/vmlinux.lds.S | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/s390/boot/vmlinux.lds.S b/arch/s390/boot/vmlinux.lds.S index ff8c62d84f98..83af17bfe630 100644 --- a/arch/s390/boot/vmlinux.lds.S +++ b/arch/s390/boot/vmlinux.lds.S @@ -122,6 +122,8 @@ SECTIONS } _end = .; + DWARF_DEBUG + /* * Sections that should stay zero sized, which is safer to * explicitly check instead of blindly discarding.