Re: ld.lld: error: undefined symbol: gpmc_omap_onenand_set_timings

[Krzysztof Kozlowski <krzk@kernel.org>]

On 04/11/2022 15:29, kernel test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   ee6050c8af96bba2f81e8b0793a1fc2f998fcd20
> commit: 854fd9209b20837ab48c2e6714e5e44dd8ea33a2 memory: omap-gpmc: Allow building as a module
> date:   6 months ago
> config: arm-buildonly-randconfig-r004-20221104
> compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 2bbafe04fe785a9469bea5a3737f8d7d3ce4aca2)
> 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
>         # install arm cross compiling tool for clang build
>         # apt-get install binutils-arm-linux-gnueabi
>         # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=854fd9209b20837ab48c2e6714e5e44dd8ea33a2
>         git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
>         git fetch --no-tags linus master
>         git checkout 854fd9209b20837ab48c2e6714e5e44dd8ea33a2
>         # save the config file
>         mkdir build_dir && cp config build_dir/.config
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang 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@intel.com>

+Cc Miquel,

Hm, I am pretty sure we already fixed it... but it seems not. I think
this needs dependency in MTD_ONENAND_OMAP2 - one is module, second
cannot be built-in.

Best regards,
Krzysztof