Re: [akpm-mm:mm-new 101/118] arch/powerpc/mm/ptdump/shared.c:70:1: error: use of 'pgtable_level' with tag type that does not match previous declaration

[David Hildenbrand <david@redhat.com>]

On 12.08.25 22:50, David Hildenbrand wrote:
> On 12.08.25 21:18, kernel test robot wrote:
>> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-new
>> head:   33ad02f876604ac2990e510480b0ab3a03cf892e
>> commit: 627bf62489a6d9a45f6d6f83edd0cb6c0ee610c0 [101/118] mm/rmap: convert "enum rmap_level" to "enum pgtable_level"
>> config: powerpc-randconfig-001-20250812 (https://download.01.org/0day-ci/archive/20250813/202508130304.5FJqRz2c-lkp@intel.com/config)
>> compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
>> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250813/202508130304.5FJqRz2c-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@intel.com>
>> | Closes: https://lore.kernel.org/oe-kbuild-all/202508130304.5FJqRz2c-lkp@intel.com/
>>
>> All errors (new ones prefixed by >>):
>>
>>      In file included from arch/powerpc/mm/ptdump/shared.c:10:
>>      arch/powerpc/mm/ptdump/ptdump.h:14:1: error: use of 'pgtable_level' with tag type that does not match previous declaration
>>         14 | struct pgtable_level {
>>            | ^
>>      include/linux/pgtable.h:1961:6: note: previous use is here
>>       1961 | enum pgtable_level {
>>            |      ^
>>      In file included from arch/powerpc/mm/ptdump/shared.c:10:
>>      arch/powerpc/mm/ptdump/ptdump.h:20:8: error: use of 'pgtable_level' with tag type that does not match previous declaration
>>         20 | extern struct pgtable_level pg_level[5];
>>            |        ^
>>      include/linux/pgtable.h:1961:6: note: previous use is here
>>       1961 | enum pgtable_level {
>>            |      ^
>>>> arch/powerpc/mm/ptdump/shared.c:70:1: error: use of 'pgtable_level' with tag type that does not match previous declaration
>>         70 | struct pgtable_level pg_level[5] = {
>>            | ^
>>      include/linux/pgtable.h:1961:6: note: previous use is here
>>       1961 | enum pgtable_level {
>>            |      ^
>>      3 errors generated.
> 
> Huh, I cross compiled this on a bunch of ppc configs, but maybe not emough.
> 
> No, on the branch I submitted that did not exist.
> 
> Probably due to the rebase.

Ehm, no, Andrew, could it be that you accidentally dropped the ppc patch 
from mm-new. I can spot all but that patch in there:

https://lkml.kernel.org/r/20250811112631.759341-7-david@redhat.com

-- 
Cheers,

David / dhildenb