395 static inline uint64_t pmd_to_hmm_pfn_flags(struct hmm_range *range, pmd_t pmd)  in pmd_to_hmm_pfn_flags()  argument
397 	if (pmd_protnone(pmd))  in pmd_to_hmm_pfn_flags()
399 	return pmd_write(pmd) ? range->flags[HMM_PFN_VALID] |  in pmd_to_hmm_pfn_flags()
406 		unsigned long end, uint64_t *pfns, pmd_t pmd)  in hmm_vma_handle_pmd()  argument
415 	cpu_flags = pmd_to_hmm_pfn_flags(range, pmd);  in hmm_vma_handle_pmd()
419 	if (pmd_protnone(pmd) || fault || write_fault)  in hmm_vma_handle_pmd()
422 	pfn = pmd_pfn(pmd) + ((addr & ~PMD_MASK) >> PAGE_SHIFT);  in hmm_vma_handle_pmd()
424 		if (pmd_devmap(pmd)) {  in hmm_vma_handle_pmd()
442 		unsigned long end, uint64_t *pfns, pmd_t pmd);
562 	pmd_t pmd;  in hmm_vma_walk_pmd()  local
565 	pmd = READ_ONCE(*pmdp);  in hmm_vma_walk_pmd()
566 	if (pmd_none(pmd))  in hmm_vma_walk_pmd()
569 	if (thp_migration_supported() && is_pmd_migration_entry(pmd)) {  in hmm_vma_walk_pmd()
586 	} else if (!pmd_present(pmd))  in hmm_vma_walk_pmd()
589 	if (pmd_devmap(pmd) || pmd_trans_huge(pmd)) {  in hmm_vma_walk_pmd()
599 		pmd = pmd_read_atomic(pmdp);  in hmm_vma_walk_pmd()
601 		if (!pmd_devmap(pmd) && !pmd_trans_huge(pmd))  in hmm_vma_walk_pmd()
605 		return hmm_vma_handle_pmd(walk, addr, end, &pfns[i], pmd);  in hmm_vma_walk_pmd()
614 	if (pmd_bad(pmd))  in hmm_vma_walk_pmd()