Hi Chen,

FYI, the error/warning still remains.

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 53677a494016919c9c6715a90a425dc771e5ae26 commit: 8deff3a60ce1a9dffb552210f065fc9ed6a55f84 [2430/2430] mm/sharepool: Add mg_sp_alloc_nodemask config: arm64-randconfig-002-20241114 (https://download.01.org/0day-ci/archive/20241114/202411140304.ZAc2Yg25-lkp@i...) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241114/202411140304.ZAc2Yg25-lkp@i...)

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/202411140304.ZAc2Yg25-lkp@intel.com/

All warnings (new ones prefixed by >>):

...

mm/hugetlb.c:6315:14: warning: no previous prototype for 'hugetlb_alloc_hugepage_nodemask' [-Wmissing-prototypes]

6315 | struct page *hugetlb_alloc_hugepage_nodemask(int nid, int flag, nodemask_t *nodemask) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

vim +/hugetlb_alloc_hugepage_nodemask +6315 mm/hugetlb.c

6311 6312 /* 6313 * Allocate hugepage without reserve 6314 */

6315 struct page *hugetlb_alloc_hugepage_nodemask(int nid, int flag, nodemask_t *nodemask)

6316 { 6317 struct hstate *h = &default_hstate; 6318 gfp_t gfp_mask = htlb_alloc_mask(h); 6319 struct page *page = NULL; 6320 6321 if (nid == NUMA_NO_NODE) 6322 nid = numa_mem_id(); 6323 6324 if (nid < 0 || nid >= MAX_NUMNODES) 6325 return NULL; 6326 6327 if (flag & ~HUGETLB_ALLOC_MASK) 6328 return NULL; 6329 6330 if (enable_charge_mighp) 6331 gfp_mask |= __GFP_ACCOUNT; 6332 6333 if (flag & HUGETLB_ALLOC_NORECLAIM) 6334 gfp_mask &= ~__GFP_RECLAIM; 6335 6336 if (flag & HUGETLB_ALLOC_NORMAL) 6337 page = hugetlb_alloc_hugepage_normal(h, gfp_mask, nid); 6338 else if (flag & HUGETLB_ALLOC_BUDDY) 6339 page = alloc_migrate_huge_page(h, gfp_mask, nid, nodemask); 6340 else 6341 page = alloc_huge_page_nodemask(h, nid, nodemask, gfp_mask); 6342 6343 return page; 6344 } 6345