[ardb:arm64-ro-page-tables-pkvm 3/18] include/asm-generic/memory_model.h:55:52: error: invalid operands to binary - (have 'pgtable_t' {aka 'struct <anonymous> and 'struct page

[ardb:arm64-ro-page-tables-pkvm 3/18] include/asm-generic/memory_model.h:55:52: error: invalid operands to binary - (have 'pgtable_t' {aka 'struct <anonymous> and 'struct page

[kernel test robot]

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tree:   git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git arm64-ro-page-tables-pkvm
head:   c5266cc8ebfbdcc7e1ea856a82beb017d0a4f611
commit: 59ebe17c5fd61622da88cab6da5079414a207885 [3/18] mm: HACK provide target address when migrating a PMD entry
config: s390-allyesconfig (attached as .config)
compiler: s390-linux-gcc (GCC) 9.3.0
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/ardb/linux.git/commit/?id=59ebe17c5fd61622da88cab6da5079414a207885
        git remote add ardb git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git
        git fetch --no-tags ardb arm64-ro-page-tables-pkvm
        git checkout 59ebe17c5fd61622da88cab6da5079414a207885
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=s390 

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 >>):

   In file included from arch/s390/include/asm/thread_info.h:26,
                    from include/linux/thread_info.h:56,
                    from arch/s390/include/asm/preempt.h:6,
                    from include/linux/preempt.h:78,
                    from include/linux/spinlock.h:51,
                    from include/linux/mmzone.h:8,
                    from include/linux/gfp.h:6,
                    from include/linux/mm.h:10,
                    from mm/huge_memory.c:8:
   mm/huge_memory.c: In function '__split_huge_pmd_locked':
>> include/asm-generic/memory_model.h:55:52: error: invalid operands to binary - (have 'pgtable_t' {aka 'struct <anonymous> *'} and 'struct page *')
      55 | #define __page_to_pfn(page) (unsigned long)((page) - vmemmap)
         |                                                    ^
   arch/s390/include/asm/page.h:98:37: note: in definition of macro '__pmd'
      98 | #define __pmd(x)        ((pmd_t) { (x) } )
         |                                     ^
   arch/s390/include/asm/page.h:173:28: note: in expansion of macro 'pfn_to_phys'
     173 | #define page_to_phys(page) pfn_to_phys(page_to_pfn(page))
         |                            ^~~~~~~~~~~
   include/asm-generic/memory_model.h:81:21: note: in expansion of macro '__page_to_pfn'
      81 | #define page_to_pfn __page_to_pfn
         |                     ^~~~~~~~~~~~~
   arch/s390/include/asm/page.h:173:40: note: in expansion of macro 'page_to_pfn'
     173 | #define page_to_phys(page) pfn_to_phys(page_to_pfn(page))
         |                                        ^~~~~~~~~~~
   mm/huge_memory.c:2191:35: note: in expansion of macro 'page_to_phys'
    2191 |  set_pmd_at(mm, haddr, pmd, __pmd(page_to_phys(pgtable) | PMD_TYPE_TABLE));
         |                                   ^~~~~~~~~~~~
   mm/huge_memory.c:2191:59: error: 'PMD_TYPE_TABLE' undeclared (first use in this function)
    2191 |  set_pmd_at(mm, haddr, pmd, __pmd(page_to_phys(pgtable) | PMD_TYPE_TABLE));
         |                                                           ^~~~~~~~~~~~~~
   arch/s390/include/asm/page.h:98:37: note: in definition of macro '__pmd'
      98 | #define __pmd(x)        ((pmd_t) { (x) } )
         |                                     ^
   mm/huge_memory.c:2191:59: note: each undeclared identifier is reported only once for each function it appears in
    2191 |  set_pmd_at(mm, haddr, pmd, __pmd(page_to_phys(pgtable) | PMD_TYPE_TABLE));
         |                                                           ^~~~~~~~~~~~~~
   arch/s390/include/asm/page.h:98:37: note: in definition of macro '__pmd'
      98 | #define __pmd(x)        ((pmd_t) { (x) } )
         |                                     ^


vim +55 include/asm-generic/memory_model.h

8f6aac419bd590 Christoph Lameter  2007-10-16  52  
af901ca181d92a André Goddard Rosa 2009-11-14  53  /* memmap is virtually contiguous.  */
8f6aac419bd590 Christoph Lameter  2007-10-16  54  #define __pfn_to_page(pfn)	(vmemmap + (pfn))
32272a26974d20 Martin Schwidefsky 2008-12-25 @55  #define __page_to_pfn(page)	(unsigned long)((page) - vmemmap)
8f6aac419bd590 Christoph Lameter  2007-10-16  56  

:::::: The code at line 55 was first introduced by commit
:::::: 32272a26974d2027384fd4010cd1780fca425d94 [S390] __page_to_pfn warnings

:::::: TO: Martin Schwidefsky <schwidefsky@de.ibm.com>
:::::: CC: Martin Schwidefsky <schwidefsky@de.ibm.com>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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