[kbuild-all] [willy-pagecache:fs-folio 44/58] fs/hostfs/hostfs_kern.c:507:17: error: 'filemap_dirty_folio' undeclared here (not in a function); did you mean 'filemap_get_folio'?

tree: git://git.infradead.org/users/willy/pagecache fs-folio head: 2a1113b30dfe1f84d065830fc837dfa8737ba380 commit: 117ba9cd89727cdc7262cb6088ea070ae1ef2a98 [44/58] fs: Convert trivial uses of __set_page_dirty_nobuffers to filemap_dirty_folio config: um-i386_defconfig (https://download.01.org/0day-ci/archive/20220215/202202150745.y8wccCv3-lk...) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): git remote add willy-pagecache git://git.infradead.org/users/willy/pagecache git fetch --no-tags willy-pagecache fs-folio git checkout 117ba9cd89727cdc7262cb6088ea070ae1ef2a98 # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=um SUBARCH=i386 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): 507 | .dirty_folio = filemap_dirty_folio, | ^~~~~~~~~~~~~~~~~~~ | filemap_get_folio vim +507 fs/hostfs/hostfs_kern.c 503 504 static const struct address_space_operations hostfs_aops = { 505 .writepage = hostfs_writepage, 506 .readpage = hostfs_readpage, 508 .write_begin = hostfs_write_begin, 509 .write_end = hostfs_write_end, 510 }; 511 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org