linux-kernel - Re: [PATCH] mm/memblock: discard .text/.data if CONFIG_ARCH_KEEP

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Date: Tue, 7 May 2024 08:43:50 +0000
From: Wei Yang <richard.weiyang@...il.com>
To: kernel test robot <lkp@...el.com>
Cc: Wei Yang <richard.weiyang@...il.com>, arnd@...db.de, rppt@...nel.org,
	oe-kbuild-all@...ts.linux.dev, linux-arch@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH] mm/memblock: discard .text/.data if
 CONFIG_ARCH_KEEP_MEMBLOCK not set

On Tue, May 07, 2024 at 01:13:05PM +0800, kernel test robot wrote:
>Hi Wei,
>
>kernel test robot noticed the following build warnings:
>
>[auto build test WARNING on akpm-mm/mm-everything]
>
>url:    https://github.com/intel-lab-lkp/linux/commits/Wei-Yang/mm-memblock-discard-text-data-if-CONFIG_ARCH_KEEP_MEMBLOCK-not-set/20240506-092345
>base:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
>patch link:    https://lore.kernel.org/r/20240506012104.10864-1-richard.weiyang%40gmail.com
>patch subject: [PATCH] mm/memblock: discard .text/.data if CONFIG_ARCH_KEEP_MEMBLOCK not set
>config: powerpc-allnoconfig
>compiler: powerpc-linux-gcc (GCC) 13.2.0
>reproduce (this is a W=1 build):
>
>If you fix the issue in a separate patch/commit (i.e. not just a new version of
>the same patch/commit), kindly add following tags
>| Reported-by: kernel test robot <lkp@...el.com>
>| Closes: https://lore.kernel.org/oe-kbuild-all/202405071200.YgYuuCBu-lkp@intel.com/
>
>All warnings (new ones prefixed by >>):
>
>>> powerpc-linux-ld: warning: orphan section `.mbinit.text' from `mm/memblock.o' being placed in section `.mbinit.text'
>>> powerpc-linux-ld: warning: orphan section `.mbinit.text' from `mm/memblock.o' being placed in section `.mbinit.text'
>>> powerpc-linux-ld: warning: orphan section `.mbinit.text' from `mm/memblock.o' being placed in section `.mbinit.text'
>
>-- 
>0-DAY CI Kernel Test Service
>https://github.com/intel/lkp-tests/wiki

>reproduce (this is a W=1 build):
>        git clone https://github.com/intel/lkp-tests.git ~/lkp-tests
>        git remote add akpm-mm https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git
>        git fetch akpm-mm mm-everything
>        git checkout akpm-mm/mm-everything
>        b4 shazam https://lore.kernel.org/r/20240506012104.10864-1-richard.weiyang@gmail.com
>        # save the config file
>        mkdir build_dir && cp config build_dir/.config
>        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-13.2.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=powerpc olddefconfig
>        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-13.2.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=powerpc SHELL=/bin/bash

Can I reproduce this on x86? I don't have a powerpc machine.

-- 
Wei Yang
Help you, Help me