Hi Michael, FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git balloon head: ffd91da19b20a15bbcff7438ef1ad0031c110395 commit: c2b251ca61f1a3911a1c9ea9d1a5511a4da1aa1c [8/38] mm: add alloc_contig_frozen_pages_user for cache-friendly zeroing config: x86_64-kexec (https://download.01.org/0day-ci/archive/20260604/[email protected]/config) compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project f43d6834093b19baf79beda8c0337ab020ac5f17) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260604/[email protected]/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 <[email protected]> | Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ All warnings (new ones prefixed by >>): >> Warning: mm/page_alloc.c:7002 function parameter 'user_addr' not described >> in '__alloc_contig_frozen_range' >> Warning: mm/page_alloc.c:7002 expecting prototype for >> alloc_contig_frozen_range(). Prototype was for __alloc_contig_frozen_range() >> instead >> Warning: mm/page_alloc.c:7266 function parameter 'user_addr' not described >> in 'alloc_contig_frozen_pages_user' >> Warning: mm/page_alloc.c:7266 expecting prototype for >> alloc_contig_frozen_pages(). Prototype was for >> alloc_contig_frozen_pages_user() instead -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
