Re: drivers/tty/serial/sunplus-uart.c:671: undefined reference to `uart_remove_one_port'

[Randy Dunlap]

On 8/16/22 01:59, kernel test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   568035b01cfb107af8d2e4bd2fb9aea22cf5b868
> commit: 0aa94eea8d955c82014e5368a843da93f1dc58f8 ARM: sunplus: Add initial support for Sunplus SP7021 SoC
> date:   6 weeks ago
> config: arm-randconfig-r012-20220815 (https://download.01.org/0day-ci/archive/20220816/202208161624.f6SCFLBq-lkp@xxxxxxxxx/config)
> compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0
> 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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0aa94eea8d955c82014e5368a843da93f1dc58f8
>         git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
>         git fetch --no-tags linus master
>         git checkout 0aa94eea8d955c82014e5368a843da93f1dc58f8
>         # save the config file
>         mkdir build_dir && cp config build_dir/.config
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash
> 
> If you fix the issue, kindly add following tag where applicable
> Reported-by: kernel test robot <lkp@xxxxxxxxx>

Fix is here:
https://lore.kernel.org/lkml/20220806025705.7759-1-rdunlap@xxxxxxxxxxxxx/

> 
> All errors (new ones prefixed by >>):


[snip]

> 
> Kconfig warnings: (for reference only)
>    WARNING: unmet direct dependencies detected for SERIAL_SUNPLUS
>    Depends on [n]: TTY [=n] && HAS_IOMEM [=y] && (ARCH_SUNPLUS [=y] || COMPILE_TEST [=y])
>    Selected by [y]:
>    - SOC_SP7021 [=y] && ARCH_SUNPLUS [=y]
>    WARNING: unmet direct dependencies detected for SERIAL_SUNPLUS_CONSOLE
>    Depends on [n]: TTY [=n] && HAS_IOMEM [=y] && SERIAL_SUNPLUS [=y]
>    Selected by [y]:
>    - SOC_SP7021 [=y] && ARCH_SUNPLUS [=y]

No, this is the primary problem. The build error happen due to this.
 

-- 
~Randy