linux-kernel - Re: [PATCH v6 2/5] Replace generic memcpy and memset by IO memcpy functions

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Message-ID: <202409271356.SXoT779W-lkp@intel.com>
Date: Fri, 27 Sep 2024 13:49:57 +0800
From: kernel test robot <lkp@...el.com>
To: Julian Vetter <jvetter@...rayinc.com>, Arnd Bergmann <arnd@...db.de>,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will@...nel.org>, Guo Ren <guoren@...nel.org>,
	Huacai Chen <chenhuacai@...nel.org>,
	WANG Xuerui <kernel@...0n.name>,
	Andrew Morton <akpm@...ux-foundation.org>
Cc: oe-kbuild-all@...ts.linux.dev,
	Linux Memory Management List <linux-mm@...ck.org>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-csky@...r.kernel.org, loongarch@...ts.linux.dev,
	Yann Sionneau <ysionneau@...rayinc.com>,
	Julian Vetter <jvetter@...rayinc.com>
Subject: Re: [PATCH v6 2/5] Replace generic memcpy and memset by IO memcpy
 functions

Hi Julian,

kernel test robot noticed the following build errors:

[auto build test ERROR on arm64/for-next/core]
[also build test ERROR on arnd-asm-generic/master soc/for-next linus/master v6.11 next-20240926]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Julian-Vetter/Consolidate-__memcpy_-to-from-io-and-__memset_io-into-iomap_copy-c/20240925-225627
base:   https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core
patch link:    https://lore.kernel.org/r/20240925132420.821473-3-jvetter%40kalrayinc.com
patch subject: [PATCH v6 2/5] Replace generic memcpy and memset by IO memcpy functions
config: um-randconfig-r072-20240927 (https://download.01.org/0day-ci/archive/20240927/202409271356.SXoT779W-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240927/202409271356.SXoT779W-lkp@intel.com/reproduce)

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/202409271356.SXoT779W-lkp@intel.com/

All errors (new ones prefixed by >>, old ones prefixed by <<):

WARNING: modpost: missing MODULE_DESCRIPTION() in lib/zlib_inflate/zlib_inflate.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/fpga/tests/fpga-mgr-test.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/fpga/tests/fpga-bridge-test.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/fpga/tests/fpga-region-test.o
>> ERROR: modpost: "__memcpy_fromio" [drivers/mtd/chips/cfi_cmdset_0002.ko] undefined!
>> ERROR: modpost: "__memcpy_fromio" [drivers/mtd/chips/map_ram.ko] undefined!
>> ERROR: modpost: "__memcpy_toio" [drivers/mtd/chips/map_ram.ko] undefined!
>> ERROR: modpost: "__memcpy_fromio" [drivers/mtd/chips/map_rom.ko] undefined!

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki