[akpm-mm:mm-unstable 392/474] include/linux/compiler_types.h:397:45: error: call to '__compiletime_assert_294' declared with attribute error: BUILD_BUG_ON failed: IS_ENABLED(CONFIG_32BIT) && (PFN_PTE_SHIFT > PAGE_SHIFT)

[akpm-mm:mm-unstable 392/474] include/linux/compiler_types.h:397:45: error: call to '__compiletime_assert_294' declared with attribute error: BUILD_BUG_ON failed: IS_ENABLED(CONFIG_32BIT) && (PFN_PTE_SHIFT > PAGE_SHIFT)

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-unstable
head:   84d9f657acaecc43dc52f25d52230db85fd5ffdd
commit: 7b4ad9400126434e6997c0249ee61dd648c04d42 [392/474] mips: implement the new page table range API
config: mips-randconfig-r002-20230806 (https://download.01.org/0day-ci/archive/20230806/202308060105.IP2Npoqr-lkp@intel.com/config)
compiler: mips-linux-gcc (GCC) 12.3.0
reproduce: (https://download.01.org/0day-ci/archive/20230806/202308060105.IP2Npoqr-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/202308060105.IP2Npoqr-lkp@intel.com/

All errors (new ones prefixed by >>):

   arch/mips/mm/init.c:60:6: warning: no previous prototype for 'setup_zero_pages' [-Wmissing-prototypes]
      60 | void setup_zero_pages(void)
         |      ^~~~~~~~~~~~~~~~
   In file included from <command-line>:
   arch/mips/mm/init.c: In function 'mem_init':
>> include/linux/compiler_types.h:397:45: error: call to '__compiletime_assert_294' declared with attribute error: BUILD_BUG_ON failed: IS_ENABLED(CONFIG_32BIT) && (PFN_PTE_SHIFT > PAGE_SHIFT)
     397 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |                                             ^
   include/linux/compiler_types.h:378:25: note: in definition of macro '__compiletime_assert'
     378 |                         prefix ## suffix();                             \
         |                         ^~~~~~
   include/linux/compiler_types.h:397:9: note: in expansion of macro '_compiletime_assert'
     397 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |         ^~~~~~~~~~~~~~~~~~~
   include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
      39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
         |                                     ^~~~~~~~~~~~~~~~~~
   include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG'
      50 |         BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
         |         ^~~~~~~~~~~~~~~~
   arch/mips/mm/init.c:459:9: note: in expansion of macro 'BUILD_BUG_ON'
     459 |         BUILD_BUG_ON(IS_ENABLED(CONFIG_32BIT) && (PFN_PTE_SHIFT > PAGE_SHIFT));
         |         ^~~~~~~~~~~~


vim +/__compiletime_assert_294 +397 include/linux/compiler_types.h

eb5c2d4b45e3d2 Will Deacon 2020-07-21  383  
eb5c2d4b45e3d2 Will Deacon 2020-07-21  384  #define _compiletime_assert(condition, msg, prefix, suffix) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21  385  	__compiletime_assert(condition, msg, prefix, suffix)
eb5c2d4b45e3d2 Will Deacon 2020-07-21  386  
eb5c2d4b45e3d2 Will Deacon 2020-07-21  387  /**
eb5c2d4b45e3d2 Will Deacon 2020-07-21  388   * compiletime_assert - break build and emit msg if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21  389   * @condition: a compile-time constant condition to check
eb5c2d4b45e3d2 Will Deacon 2020-07-21  390   * @msg:       a message to emit if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21  391   *
eb5c2d4b45e3d2 Will Deacon 2020-07-21  392   * In tradition of POSIX assert, this macro will break the build if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21  393   * supplied condition is *false*, emitting the supplied error message if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21  394   * compiler has support to do so.
eb5c2d4b45e3d2 Will Deacon 2020-07-21  395   */
eb5c2d4b45e3d2 Will Deacon 2020-07-21  396  #define compiletime_assert(condition, msg) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21 @397  	_compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
eb5c2d4b45e3d2 Will Deacon 2020-07-21  398  

:::::: The code at line 397 was first introduced by commit
:::::: eb5c2d4b45e3d2d5d052ea6b8f1463976b1020d5 compiler.h: Move compiletime_assert() macros into compiler_types.h

:::::: TO: Will Deacon <will@kernel.org>
:::::: CC: Will Deacon <will@kernel.org>

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

Re: [akpm-mm:mm-unstable 392/474] include/linux/compiler_types.h:397:45: error: call to '__compiletime_assert_294' declared with attribute error: BUILD_BUG_ON failed: IS_ENABLED(CONFIG_32BIT) && (PFN_PTE_SHIFT > PAGE_SHIFT)

[Matthew Wilcox]

On Sun, Aug 06, 2023 at 01:36:41AM +0800, kernel test robot wrote:
> >> include/linux/compiler_types.h:397:45: error: call to '__compiletime_assert_294' declared with attribute error: BUILD_BUG_ON failed: IS_ENABLED(CONFIG_32BIT) && (PFN_PTE_SHIFT > PAGE_SHIFT)

Right; this isn't actually new.  It just changed name.  Will not fix.