40 static int hmm_pfns_fill(unsigned long addr, unsigned long end,  in hmm_pfns_fill()  argument
45 	for (; addr < end; addr += PAGE_SIZE, i++)  in hmm_pfns_fill()
61 static int hmm_vma_fault(unsigned long addr, unsigned long end,  in hmm_vma_fault()  argument
77 	for (; addr < end; addr += PAGE_SIZE)  in hmm_vma_fault()
145 static int hmm_vma_walk_hole(unsigned long addr, unsigned long end,  in hmm_vma_walk_hole()  argument
155 	npages = (end - addr) >> PAGE_SHIFT;  in hmm_vma_walk_hole()
162 		return hmm_pfns_fill(addr, end, range, HMM_PFN_ERROR);  in hmm_vma_walk_hole()
165 		return hmm_vma_fault(addr, end, required_fault, walk);  in hmm_vma_walk_hole()
166 	return hmm_pfns_fill(addr, end, range, 0);  in hmm_vma_walk_hole()
186 			      unsigned long end, unsigned long hmm_pfns[],  in hmm_vma_handle_pmd()  argument
195 	npages = (end - addr) >> PAGE_SHIFT;  in hmm_vma_handle_pmd()
200 		return hmm_vma_fault(addr, end, required_fault, walk);  in hmm_vma_handle_pmd()
203 	for (i = 0; addr < end; addr += PAGE_SIZE, i++, pfn++)  in hmm_vma_handle_pmd()
210 		unsigned long end, unsigned long hmm_pfns[], pmd_t pmd);
230 			      unsigned long end, pmd_t *pmdp, pte_t *ptep,  in hmm_vma_handle_pte()  argument
316 	return hmm_vma_fault(addr, end, required_fault, walk);  in hmm_vma_handle_pte()
321 			    unsigned long end,  in hmm_vma_walk_pmd()  argument
328 	unsigned long npages = (end - start) >> PAGE_SHIFT;  in hmm_vma_walk_pmd()
336 		return hmm_vma_walk_hole(start, end, -1, walk);  in hmm_vma_walk_pmd()
344 		return hmm_pfns_fill(start, end, range, 0);  in hmm_vma_walk_pmd()
350 		return hmm_pfns_fill(start, end, range, HMM_PFN_ERROR);  in hmm_vma_walk_pmd()
368 		return hmm_vma_handle_pmd(walk, addr, end, hmm_pfns, pmd);  in hmm_vma_walk_pmd()
380 		return hmm_pfns_fill(start, end, range, HMM_PFN_ERROR);  in hmm_vma_walk_pmd()
384 	for (; addr < end; addr += PAGE_SIZE, ptep++, hmm_pfns++) {  in hmm_vma_walk_pmd()
387 		r = hmm_vma_handle_pte(walk, addr, end, pmdp, ptep, hmm_pfns);  in hmm_vma_walk_pmd()
409 static int hmm_vma_walk_pud(pud_t *pudp, unsigned long start, unsigned long end,  in hmm_vma_walk_pud()  argument
428 		return hmm_vma_walk_hole(start, end, -1, walk);  in hmm_vma_walk_pud()
439 			return hmm_vma_walk_hole(start, end, -1, walk);  in hmm_vma_walk_pud()
443 		npages = (end - addr) >> PAGE_SHIFT;  in hmm_vma_walk_pud()
451 			return hmm_vma_fault(addr, end, required_fault, walk);  in hmm_vma_walk_pud()
473 				      unsigned long start, unsigned long end,  in hmm_vma_walk_hugetlb_entry()  argument
497 		return hmm_vma_fault(addr, end, required_fault, walk);  in hmm_vma_walk_hugetlb_entry()
501 	for (; addr < end; addr += PAGE_SIZE, i++, pfn++)  in hmm_vma_walk_hugetlb_entry()
511 static int hmm_vma_walk_test(unsigned long start, unsigned long end,  in hmm_vma_walk_test()  argument
536 				 (end - start) >> PAGE_SHIFT, 0))  in hmm_vma_walk_test()
539 	hmm_pfns_fill(start, end, range, HMM_PFN_ERROR);  in hmm_vma_walk_test()
588 		ret = walk_page_range(mm, hmm_vma_walk.last, range->end,  in hmm_range_fault()