Re: [deller-parisc:for-next 2/3] block/blk-map.c:318:17: error: implicit declaration of function 'invalidate_kernel_vmap_range'

[Helge Deller <deller@gmx.de>]

On 3/31/22 16:01, kernel test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux.git for-next
> head:   22fe34a0015587b8b1c7eddbf97752b046c24927
> commit: 5753bafd53dc8cdcbf6a3388747e11bc8d634ce1 [2/3] parisc: Implement flush_cache_vmap_vunmap
> config: parisc-defconfig (https://download.01.org/0day-ci/archive/20220331/202203312108.YiMaVSNd-lkp@intel.com/config)
> compiler: hppa-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://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux.git/commit/?id=5753bafd53dc8cdcbf6a3388747e11bc8d634ce1
>         git remote add deller-parisc https://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux.git
>         git fetch --no-tags deller-parisc for-next
>         git checkout 5753bafd53dc8cdcbf6a3388747e11bc8d634ce1
>         # 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=parisc SHELL=/bin/bash arch/parisc/kernel/ block/ drivers/md/ sound/core/
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All error/warnings (new ones prefixed by >>):
>
>    In file included from include/linux/cacheflush.h:5,
>                     from include/linux/highmem.h:8,
>                     from include/linux/pagemap.h:11,
>                     from arch/parisc/kernel/cache.c:19:
>>> arch/parisc/include/asm/cacheflush.h:44: warning: "flush_cache_vmap" redefined
>       44 | #define flush_cache_vmap(start, end)            flush_cache_all()
>          |
>    arch/parisc/include/asm/cacheflush.h:41: note: this is the location of the previous definition
>       41 | #define flush_cache_vmap(start, end)    flush_cache_vmap_vunmap(start, end)
>          |
>>> arch/parisc/include/asm/cacheflush.h:45: warning: "flush_cache_vunmap" redefined
>       45 | #define flush_cache_vunmap(start, end)          flush_cache_all()
>          |
>    arch/parisc/include/asm/cacheflush.h:42: note: this is the location of the previous definition
>       42 | #define flush_cache_vunmap(start, end)  flush_cache_vmap_vunmap(start, end)
>          |
>>> arch/parisc/kernel/cache.c:623:6: warning: no previous prototype for 'flush_kernel_vmap_range' [-Wmissing-prototypes]
>      623 | void flush_kernel_vmap_range(void *vaddr, int size)

I fixed that up.
Thanks,
Helge