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Date:   Mon, 21 Feb 2022 04:40:44 +0800
From:   kernel test robot <lkp@...el.com>
To:     Ard Biesheuvel <ardb@...nel.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [ardb:arm64-ro-page-tables-pkvm-v5.17 27/28]
 include/asm-generic/memory_model.h:26:56: error: invalid operands to binary
 - (have 'pgtable_t' {aka 'pte_t *'} and 'struct page *')

tree:   git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git arm64-ro-page-tables-pkvm-v5.17
head:   1faeabde0ba3c81ad666ab924ab79ef64843d40d
commit: 5a6759851a4881d8ed981f899cea14c680c4fede [27/28] mm: HACK provide target address when migrating a PMD entry
config: s390-randconfig-r044-20220220 (https://download.01.org/0day-ci/archive/20220221/202202210430.5h3lgiMQ-lkp@intel.com/config)
compiler: s390-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/ardb/linux.git/commit/?id=5a6759851a4881d8ed981f899cea14c680c4fede
        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-v5.17
        git checkout 5a6759851a4881d8ed981f899cea14c680c4fede
        # 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=s390 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.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:60,
                    from arch/s390/include/asm/preempt.h:6,
                    from include/linux/preempt.h:78,
                    from include/linux/spinlock.h:55,
                    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_zero_page_pmd':
>> include/asm-generic/memory_model.h:26:56: error: invalid operands to binary - (have 'pgtable_t' {aka 'pte_t *'} and 'struct page *')
      26 | #define __page_to_pfn(page)     (unsigned long)((page) - vmemmap)
         |                                                        ^
   arch/s390/include/asm/page.h:101:37: note: in definition of macro '__pmd'
     101 | #define __pmd(x)        ((pmd_t) { (x) } )
         |                                     ^
   arch/s390/include/asm/page.h:173:33: 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:52:21: note: in expansion of macro '__page_to_pfn'
      52 | #define page_to_pfn __page_to_pfn
         |                     ^~~~~~~~~~~~~
   arch/s390/include/asm/page.h:173:45: 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:1956:42: note: in expansion of macro 'page_to_phys'
    1956 |         set_pmd_at(mm, haddr, pmd, __pmd(page_to_phys(pgtable) | PMD_TYPE_TABLE));
         |                                          ^~~~~~~~~~~~
   mm/huge_memory.c:1956:66: error: 'PMD_TYPE_TABLE' undeclared (first use in this function)
    1956 |         set_pmd_at(mm, haddr, pmd, __pmd(page_to_phys(pgtable) | PMD_TYPE_TABLE));
         |                                                                  ^~~~~~~~~~~~~~
   arch/s390/include/asm/page.h:101:37: note: in definition of macro '__pmd'
     101 | #define __pmd(x)        ((pmd_t) { (x) } )
         |                                     ^
   mm/huge_memory.c:1956:66: note: each undeclared identifier is reported only once for each function it appears in
    1956 |         set_pmd_at(mm, haddr, pmd, __pmd(page_to_phys(pgtable) | PMD_TYPE_TABLE));
         |                                                                  ^~~~~~~~~~~~~~
   arch/s390/include/asm/page.h:101:37: note: in definition of macro '__pmd'
     101 | #define __pmd(x)        ((pmd_t) { (x) } )
         |                                     ^
   mm/huge_memory.c: In function '__split_huge_pmd_locked':
>> include/asm-generic/memory_model.h:26:56: error: invalid operands to binary - (have 'pgtable_t' {aka 'pte_t *'} and 'struct page *')
      26 | #define __page_to_pfn(page)     (unsigned long)((page) - vmemmap)
         |                                                        ^
   arch/s390/include/asm/page.h:101:37: note: in definition of macro '__pmd'
     101 | #define __pmd(x)        ((pmd_t) { (x) } )
         |                                     ^
   arch/s390/include/asm/page.h:173:33: 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:52:21: note: in expansion of macro '__page_to_pfn'
      52 | #define page_to_pfn __page_to_pfn
         |                     ^~~~~~~~~~~~~
   arch/s390/include/asm/page.h:173:45: 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:2137:42: note: in expansion of macro 'page_to_phys'
    2137 |         set_pmd_at(mm, haddr, pmd, __pmd(page_to_phys(pgtable) | PMD_TYPE_TABLE));
         |                                          ^~~~~~~~~~~~
   mm/huge_memory.c:2137:66: error: 'PMD_TYPE_TABLE' undeclared (first use in this function)
    2137 |         set_pmd_at(mm, haddr, pmd, __pmd(page_to_phys(pgtable) | PMD_TYPE_TABLE));
         |                                                                  ^~~~~~~~~~~~~~
   arch/s390/include/asm/page.h:101:37: note: in definition of macro '__pmd'
     101 | #define __pmd(x)        ((pmd_t) { (x) } )
         |                                     ^


vim +26 include/asm-generic/memory_model.h

8f6aac419bd590 Christoph Lameter  2007-10-16  23  
af901ca181d92a André Goddard Rosa 2009-11-14  24  /* memmap is virtually contiguous.  */
8f6aac419bd590 Christoph Lameter  2007-10-16  25  #define __pfn_to_page(pfn)	(vmemmap + (pfn))
32272a26974d20 Martin Schwidefsky 2008-12-25 @26  #define __page_to_pfn(page)	(unsigned long)((page) - vmemmap)
8f6aac419bd590 Christoph Lameter  2007-10-16  27  

:::::: The code at line 26 was first introduced by commit
:::::: 32272a26974d2027384fd4010cd1780fca425d94 [S390] __page_to_pfn warnings

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

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

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