linux-kernel - powerpc-linux-gnu-ld: warning: orphan section `.data.rel.ro' from `arch/powerpc/kernel/head_44x.o' being placed in section `.data.rel.ro'.

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Message-ID: <201711102336.rokM2O1G%fengguang.wu@intel.com>
Date:   Fri, 10 Nov 2017 23:41:49 +0800
From:   kbuild test robot <fengguang.wu@...el.com>
To:     Nicholas Piggin <npiggin@...il.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org,
        Masahiro Yamada <yamada.masahiro@...ionext.com>
Subject: powerpc-linux-gnu-ld: warning: orphan section `.data.rel.ro' from
 `arch/powerpc/kernel/head_44x.o' being placed in section `.data.rel.ro'.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   1c9dbd4615fd751e5e0b99807a3c7c8612e28e20
commit: cb87481ee89dbd6609e227afbf64900fb4e5c930 kbuild: linker script do not match C names unless LD_DEAD_CODE_DATA_ELIMINATION is configured
date:   3 months ago
config: powerpc-fsp2_defconfig (attached as .config)
compiler: powerpc-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout cb87481ee89dbd6609e227afbf64900fb4e5c930
        # save the attached .config to linux build tree
        make.cross ARCH=powerpc 

All warnings (new ones prefixed by >>):

>> powerpc-linux-gnu-ld: warning: orphan section `.data.rel.ro' from `arch/powerpc/kernel/head_44x.o' being placed in section `.data.rel.ro'.
>> powerpc-linux-gnu-ld: warning: orphan section `.data.rel.ro' from `arch/powerpc/kernel/head_44x.o' being placed in section `.data.rel.ro'.
>> powerpc-linux-gnu-ld: warning: orphan section `.data.rel.ro' from `arch/powerpc/kernel/head_44x.o' being placed in section `.data.rel.ro'.

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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