Re: [PATCH] csky: optimize memcpy_{from,to}io() and memset_io()

[kernel test robot <lkp@intel.com>]

Hi,

I love your patch! Yet something to improve:

[auto build test ERROR on soc/for-next]
[also build test ERROR on linus/master linux/master v5.18-rc1 next-20220405]
[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]

url:    https://github.com/intel-lab-lkp/linux/commits/guoren-kernel-org/csky-optimize-memcpy_-from-to-io-and-memset_io/20220404-224954
base:   https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git for-next
config: csky-randconfig-r022-20220405 (https://download.01.org/0day-ci/archive/20220405/202204052238.Fz736aX3-lkp@intel.com/config)
compiler: csky-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/intel-lab-lkp/linux/commit/2e50048555b298851590ec8272100b595b8801f9
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review guoren-kernel-org/csky-optimize-memcpy_-from-to-io-and-memset_io/20220404-224954
        git checkout 2e50048555b298851590ec8272100b595b8801f9
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=csky SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   csky-linux-ld: drivers/bus/mhi/core/init.o: in function `mhi_prepare_for_power_up':
>> init.c:(.text+0xa50): undefined reference to `__memset_io'
>> csky-linux-ld: init.c:(.text+0xaa8): undefined reference to `__memset_io'
   csky-linux-ld: drivers/pci/pci-sysfs.o: in function `pci_read_rom':
>> pci-sysfs.c:(.text+0x2b8): undefined reference to `__memcpy_fromio'
>> csky-linux-ld: pci-sysfs.c:(.text+0x2f4): undefined reference to `__memcpy_fromio'
   csky-linux-ld: drivers/soc/fsl/dpaa2-console.o: in function `dpaa2_console_read':
   dpaa2-console.c:(.text+0xbc): undefined reference to `__memcpy_fromio'
   csky-linux-ld: dpaa2-console.c:(.text+0xee): undefined reference to `__memcpy_fromio'
   csky-linux-ld: dpaa2-console.c:(.text+0x16c): undefined reference to `__memcpy_fromio'
   csky-linux-ld: drivers/misc/hpilo.o: in function `ilo_ccb_close':
>> hpilo.c:(.text+0x204): undefined reference to `__memset_io'
   csky-linux-ld: drivers/misc/hpilo.o: in function `ilo_poll':
   hpilo.c:(.text+0x31c): undefined reference to `__memset_io'
   csky-linux-ld: drivers/misc/hpilo.o: in function `ilo_open':
>> hpilo.c:(.text+0xc3c): undefined reference to `__memcpy_toio'
>> csky-linux-ld: hpilo.c:(.text+0xd1c): undefined reference to `__memcpy_toio'
   csky-linux-ld: drivers/scsi/smartpqi/smartpqi_init.o: in function `pqi_process_firmware_features':
>> smartpqi_init.c:(.text+0x3a92): undefined reference to `__memcpy_toio'
>> csky-linux-ld: smartpqi_init.c:(.text+0x3b30): undefined reference to `__memcpy_toio'
   csky-linux-ld: drivers/scsi/smartpqi/smartpqi_init.o: in function `pqi_process_config_table':
>> smartpqi_init.c:(.text+0x3bda): undefined reference to `__memcpy_fromio'
   csky-linux-ld: drivers/scsi/smartpqi/smartpqi_init.o: in function `pqi_configure_events.constprop.0':
   smartpqi_init.c:(.text+0x3d68): undefined reference to `__memcpy_fromio'
   csky-linux-ld: drivers/scsi/hptiop.o: in function `mv_inbound_write':
>> hptiop.c:(.text+0x90e): undefined reference to `__memcpy_toio'
   csky-linux-ld: drivers/scsi/hptiop.o: in function `hptiop_post_req_mv':
   hptiop.c:(.text+0x9b4): undefined reference to `__memcpy_toio'
   csky-linux-ld: drivers/scsi/hptiop.o: in function `hptiop_request_callback_itl':
>> hptiop.c:(.text+0xa58): undefined reference to `__memcpy_fromio'
>> csky-linux-ld: hptiop.c:(.text+0xa88): undefined reference to `__memcpy_fromio'
   csky-linux-ld: drivers/scsi/hptiop.o: in function `iop_intr_mv':
   hptiop.c:(.text+0xd48): undefined reference to `__memcpy_fromio'
   csky-linux-ld: drivers/scsi/hptiop.o: in function `iop_intr_itl':
   hptiop.c:(.text+0xe10): undefined reference to `__memcpy_fromio'
   csky-linux-ld: drivers/scsi/hptiop.o: in function `iop_get_config_itl':
   hptiop.c:(.text+0x123a): undefined reference to `__memcpy_fromio'
   csky-linux-ld: drivers/scsi/hptiop.o: in function `iop_set_config_itl':
   hptiop.c:(.text+0x1278): undefined reference to `__memcpy_toio'
   csky-linux-ld: drivers/scsi/hptiop.o: in function `dma_alloc_coherent.constprop.0':
   hptiop.c:(.text+0x12ec): undefined reference to `__memcpy_fromio'
>> csky-linux-ld: hptiop.c:(.text+0x12f0): undefined reference to `__memcpy_toio'
   csky-linux-ld: drivers/net/wan/pc300too.o: in function `sca_rx_done':
>> pc300too.c:(.text+0xbfa): undefined reference to `__memcpy_fromio'
>> csky-linux-ld: pc300too.c:(.text+0xc64): undefined reference to `__memcpy_fromio'
   csky-linux-ld: drivers/net/wan/pc300too.o: in function `sca_xmit':
>> pc300too.c:(.text+0xd40): undefined reference to `__memcpy_toio'
   csky-linux-ld: drivers/net/wan/pc300too.o: in function `sca_poll':
   pc300too.c:(.text+0xf30): undefined reference to `__memcpy_toio'
   csky-linux-ld: fs/pstore/ram_core.o: in function `persistent_ram_update':
>> ram_core.c:(.text+0x164): undefined reference to `__memcpy_toio'
>> csky-linux-ld: ram_core.c:(.text+0x18c): undefined reference to `__memcpy_toio'
   csky-linux-ld: fs/pstore/ram_core.o: in function `persistent_ram_save_old':
>> ram_core.c:(.text+0x4f2): undefined reference to `__memcpy_fromio'
   csky-linux-ld: ram_core.c:(.text+0x500): undefined reference to `__memcpy_fromio'
   csky-linux-ld: fs/pstore/ram_core.o: in function `persistent_ram_write_user':
   ram_core.c:(.text+0x5e0): undefined reference to `__memcpy_fromio'
   csky-linux-ld: drivers/scsi/sym53c8xx_2/sym_hipd.o: in function `sym_start_up':
   sym_hipd.c:(.text+0x3e3e): undefined reference to `__memcpy_toio'
   csky-linux-ld: sym_hipd.c:(.text+0x3e60): undefined reference to `__memcpy_toio'
   csky-linux-ld: sym_hipd.c:(.text+0x3fc8): undefined reference to `__memcpy_toio'
   csky-linux-ld: drivers/remoteproc/remoteproc_coredump.o: in function `rproc_copy_segment':
   remoteproc_coredump.c:(.text+0xb8): undefined reference to `__memcpy_fromio'
   csky-linux-ld: remoteproc_coredump.c:(.text+0xd4): undefined reference to `__memcpy_fromio'
   csky-linux-ld: drivers/remoteproc/remoteproc_elf_loader.o: in function `rproc_elf_load_segments':
   remoteproc_elf_loader.c:(.text+0x328): undefined reference to `__memcpy_toio'
   csky-linux-ld: remoteproc_elf_loader.c:(.text+0x34c): undefined reference to `__memset_io'
   csky-linux-ld: remoteproc_elf_loader.c:(.text+0x378): undefined reference to `__memcpy_toio'
   csky-linux-ld: remoteproc_elf_loader.c:(.text+0x37c): undefined reference to `__memset_io'

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https://01.org/lkp