Re: [PATCH v1 10/13] KVM: selftests: Add KVM Userfault mode to demand_paging_test

[kernel test robot <lkp@intel.com>]

Hi James,

kernel test robot noticed the following build errors:

[auto build test ERROR on 4d911c7abee56771b0219a9fbf0120d06bdc9c14]

url:    https://github.com/intel-lab-lkp/linux/commits/James-Houghton/KVM-Add-KVM_MEM_USERFAULT-memslot-flag-and-bitmap/20241205-032516
base:   4d911c7abee56771b0219a9fbf0120d06bdc9c14
patch link:    https://lore.kernel.org/r/20241204191349.1730936-11-jthoughton%40google.com
patch subject: [PATCH v1 10/13] KVM: selftests: Add KVM Userfault mode to demand_paging_test
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241215/202412150600.wLk8rmZf-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/202412150600.wLk8rmZf-lkp@intel.com/

All errors (new ones prefixed by >>):

>> demand_paging_test.c:220:2: error: address argument to atomic operation must be a pointer to _Atomic type ('unsigned long *' invalid)
     220 |         atomic_fetch_and_explicit(bitmap_chunk,
         |         ^                         ~~~~~~~~~~~~
   /opt/cross/clang-ab51eccf88/lib/clang/19/include/stdatomic.h:169:35: note: expanded from macro 'atomic_fetch_and_explicit'
     169 | #define atomic_fetch_and_explicit __c11_atomic_fetch_and
         |                                   ^
   1 error generated.

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