Lines Matching refs:args
92 static void __init pte_basic_tests(struct pgtable_debug_args *args, int idx) in pte_basic_tests() argument
95 pte_t pte = pfn_pte(args->fixed_pte_pfn, prot); in pte_basic_tests()
112 WARN_ON(!pte_write(pte_mkwrite(pte_wrprotect(pte), args->vma))); in pte_basic_tests()
115 WARN_ON(pte_write(pte_wrprotect(pte_mkwrite(pte, args->vma)))); in pte_basic_tests()
120 static void __init pte_advanced_tests(struct pgtable_debug_args *args) in pte_advanced_tests() argument
136 page = (args->pte_pfn != ULONG_MAX) ? pfn_to_page(args->pte_pfn) : NULL; in pte_advanced_tests()
141 if (WARN_ON(!args->ptep)) in pte_advanced_tests()
144 pte = pfn_pte(args->pte_pfn, args->page_prot); in pte_advanced_tests()
145 set_pte_at(args->mm, args->vaddr, args->ptep, pte); in pte_advanced_tests()
147 ptep_set_wrprotect(args->mm, args->vaddr, args->ptep); in pte_advanced_tests()
148 pte = ptep_get(args->ptep); in pte_advanced_tests()
150 ptep_get_and_clear(args->mm, args->vaddr, args->ptep); in pte_advanced_tests()
151 pte = ptep_get(args->ptep); in pte_advanced_tests()
154 pte = pfn_pte(args->pte_pfn, args->page_prot); in pte_advanced_tests()
157 set_pte_at(args->mm, args->vaddr, args->ptep, pte); in pte_advanced_tests()
159 pte = pte_mkwrite(pte, args->vma); in pte_advanced_tests()
161 ptep_set_access_flags(args->vma, args->vaddr, args->ptep, pte, 1); in pte_advanced_tests()
162 pte = ptep_get(args->ptep); in pte_advanced_tests()
164 ptep_get_and_clear_full(args->mm, args->vaddr, args->ptep, 1); in pte_advanced_tests()
165 pte = ptep_get(args->ptep); in pte_advanced_tests()
168 pte = pfn_pte(args->pte_pfn, args->page_prot); in pte_advanced_tests()
170 set_pte_at(args->mm, args->vaddr, args->ptep, pte); in pte_advanced_tests()
172 ptep_test_and_clear_young(args->vma, args->vaddr, args->ptep); in pte_advanced_tests()
173 pte = ptep_get(args->ptep); in pte_advanced_tests()
176 ptep_get_and_clear_full(args->mm, args->vaddr, args->ptep, 1); in pte_advanced_tests()
180 static void __init pmd_basic_tests(struct pgtable_debug_args *args, int idx) in pmd_basic_tests() argument
190 pmd = pfn_pmd(args->fixed_pmd_pfn, prot); in pmd_basic_tests()
205 WARN_ON(!pmd_write(pmd_mkwrite(pmd_wrprotect(pmd), args->vma))); in pmd_basic_tests()
208 WARN_ON(pmd_write(pmd_wrprotect(pmd_mkwrite(pmd, args->vma)))); in pmd_basic_tests()
218 static void __init pmd_advanced_tests(struct pgtable_debug_args *args) in pmd_advanced_tests() argument
222 unsigned long vaddr = args->vaddr; in pmd_advanced_tests()
227 page = (args->pmd_pfn != ULONG_MAX) ? pfn_to_page(args->pmd_pfn) : NULL; in pmd_advanced_tests()
242 pgtable_trans_huge_deposit(args->mm, args->pmdp, args->start_ptep); in pmd_advanced_tests()
244 pmd = pfn_pmd(args->pmd_pfn, args->page_prot); in pmd_advanced_tests()
245 set_pmd_at(args->mm, vaddr, args->pmdp, pmd); in pmd_advanced_tests()
247 pmdp_set_wrprotect(args->mm, vaddr, args->pmdp); in pmd_advanced_tests()
248 pmd = READ_ONCE(*args->pmdp); in pmd_advanced_tests()
250 pmdp_huge_get_and_clear(args->mm, vaddr, args->pmdp); in pmd_advanced_tests()
251 pmd = READ_ONCE(*args->pmdp); in pmd_advanced_tests()
254 pmd = pfn_pmd(args->pmd_pfn, args->page_prot); in pmd_advanced_tests()
257 set_pmd_at(args->mm, vaddr, args->pmdp, pmd); in pmd_advanced_tests()
259 pmd = pmd_mkwrite(pmd, args->vma); in pmd_advanced_tests()
261 pmdp_set_access_flags(args->vma, vaddr, args->pmdp, pmd, 1); in pmd_advanced_tests()
262 pmd = READ_ONCE(*args->pmdp); in pmd_advanced_tests()
264 pmdp_huge_get_and_clear_full(args->vma, vaddr, args->pmdp, 1); in pmd_advanced_tests()
265 pmd = READ_ONCE(*args->pmdp); in pmd_advanced_tests()
268 pmd = pmd_mkhuge(pfn_pmd(args->pmd_pfn, args->page_prot)); in pmd_advanced_tests()
270 set_pmd_at(args->mm, vaddr, args->pmdp, pmd); in pmd_advanced_tests()
272 pmdp_test_and_clear_young(args->vma, vaddr, args->pmdp); in pmd_advanced_tests()
273 pmd = READ_ONCE(*args->pmdp); in pmd_advanced_tests()
277 pmdp_huge_get_and_clear(args->mm, vaddr, args->pmdp); in pmd_advanced_tests()
278 pgtable_trans_huge_withdraw(args->mm, args->pmdp); in pmd_advanced_tests()
281 static void __init pmd_leaf_tests(struct pgtable_debug_args *args) in pmd_leaf_tests() argument
289 pmd = pfn_pmd(args->fixed_pmd_pfn, args->page_prot); in pmd_leaf_tests()
299 static void __init pud_basic_tests(struct pgtable_debug_args *args, int idx) in pud_basic_tests() argument
309 pud = pfn_pud(args->fixed_pud_pfn, prot); in pud_basic_tests()
330 if (mm_pmd_folded(args->mm)) in pud_basic_tests()
340 static void __init pud_advanced_tests(struct pgtable_debug_args *args) in pud_advanced_tests() argument
343 unsigned long vaddr = args->vaddr; in pud_advanced_tests()
349 page = (args->pud_pfn != ULONG_MAX) ? pfn_to_page(args->pud_pfn) : NULL; in pud_advanced_tests()
364 pud = pfn_pud(args->pud_pfn, args->page_prot); in pud_advanced_tests()
365 set_pud_at(args->mm, vaddr, args->pudp, pud); in pud_advanced_tests()
367 pudp_set_wrprotect(args->mm, vaddr, args->pudp); in pud_advanced_tests()
368 pud = READ_ONCE(*args->pudp); in pud_advanced_tests()
372 pudp_huge_get_and_clear(args->mm, vaddr, args->pudp); in pud_advanced_tests()
373 pud = READ_ONCE(*args->pudp); in pud_advanced_tests()
376 pud = pfn_pud(args->pud_pfn, args->page_prot); in pud_advanced_tests()
379 set_pud_at(args->mm, vaddr, args->pudp, pud); in pud_advanced_tests()
383 pudp_set_access_flags(args->vma, vaddr, args->pudp, pud, 1); in pud_advanced_tests()
384 pud = READ_ONCE(*args->pudp); in pud_advanced_tests()
388 pudp_huge_get_and_clear_full(args->vma, vaddr, args->pudp, 1); in pud_advanced_tests()
389 pud = READ_ONCE(*args->pudp); in pud_advanced_tests()
393 pud = pfn_pud(args->pud_pfn, args->page_prot); in pud_advanced_tests()
395 set_pud_at(args->mm, vaddr, args->pudp, pud); in pud_advanced_tests()
397 pudp_test_and_clear_young(args->vma, vaddr, args->pudp); in pud_advanced_tests()
398 pud = READ_ONCE(*args->pudp); in pud_advanced_tests()
401 pudp_huge_get_and_clear(args->mm, vaddr, args->pudp); in pud_advanced_tests()
404 static void __init pud_leaf_tests(struct pgtable_debug_args *args) in pud_leaf_tests() argument
412 pud = pfn_pud(args->fixed_pud_pfn, args->page_prot); in pud_leaf_tests()
420 static void __init pud_basic_tests(struct pgtable_debug_args *args, int idx) { } in pud_basic_tests() argument
421 static void __init pud_advanced_tests(struct pgtable_debug_args *args) { } in pud_advanced_tests() argument
422 static void __init pud_leaf_tests(struct pgtable_debug_args *args) { } in pud_leaf_tests() argument
425 static void __init pmd_basic_tests(struct pgtable_debug_args *args, int idx) { } in pmd_basic_tests() argument
426 static void __init pud_basic_tests(struct pgtable_debug_args *args, int idx) { } in pud_basic_tests() argument
427 static void __init pmd_advanced_tests(struct pgtable_debug_args *args) { } in pmd_advanced_tests() argument
428 static void __init pud_advanced_tests(struct pgtable_debug_args *args) { } in pud_advanced_tests() argument
429 static void __init pmd_leaf_tests(struct pgtable_debug_args *args) { } in pmd_leaf_tests() argument
430 static void __init pud_leaf_tests(struct pgtable_debug_args *args) { } in pud_leaf_tests() argument
434 static void __init pmd_huge_tests(struct pgtable_debug_args *args) in pmd_huge_tests() argument
438 if (!arch_vmap_pmd_supported(args->page_prot) || in pmd_huge_tests()
439 args->fixed_alignment < PMD_SIZE) in pmd_huge_tests()
447 WRITE_ONCE(*args->pmdp, __pmd(0)); in pmd_huge_tests()
448 WARN_ON(!pmd_set_huge(args->pmdp, __pfn_to_phys(args->fixed_pmd_pfn), args->page_prot)); in pmd_huge_tests()
449 WARN_ON(!pmd_clear_huge(args->pmdp)); in pmd_huge_tests()
450 pmd = READ_ONCE(*args->pmdp); in pmd_huge_tests()
454 static void __init pud_huge_tests(struct pgtable_debug_args *args) in pud_huge_tests() argument
458 if (!arch_vmap_pud_supported(args->page_prot) || in pud_huge_tests()
459 args->fixed_alignment < PUD_SIZE) in pud_huge_tests()
467 WRITE_ONCE(*args->pudp, __pud(0)); in pud_huge_tests()
468 WARN_ON(!pud_set_huge(args->pudp, __pfn_to_phys(args->fixed_pud_pfn), args->page_prot)); in pud_huge_tests()
469 WARN_ON(!pud_clear_huge(args->pudp)); in pud_huge_tests()
470 pud = READ_ONCE(*args->pudp); in pud_huge_tests()
474 static void __init pmd_huge_tests(struct pgtable_debug_args *args) { } in pmd_huge_tests() argument
475 static void __init pud_huge_tests(struct pgtable_debug_args *args) { } in pud_huge_tests() argument
478 static void __init p4d_basic_tests(struct pgtable_debug_args *args) in p4d_basic_tests() argument
487 static void __init pgd_basic_tests(struct pgtable_debug_args *args) in pgd_basic_tests() argument
497 static void __init pud_clear_tests(struct pgtable_debug_args *args) in pud_clear_tests() argument
499 pud_t pud = READ_ONCE(*args->pudp); in pud_clear_tests()
501 if (mm_pmd_folded(args->mm)) in pud_clear_tests()
506 WRITE_ONCE(*args->pudp, pud); in pud_clear_tests()
507 pud_clear(args->pudp); in pud_clear_tests()
508 pud = READ_ONCE(*args->pudp); in pud_clear_tests()
512 static void __init pud_populate_tests(struct pgtable_debug_args *args) in pud_populate_tests() argument
516 if (mm_pmd_folded(args->mm)) in pud_populate_tests()
524 pud_populate(args->mm, args->pudp, args->start_pmdp); in pud_populate_tests()
525 pud = READ_ONCE(*args->pudp); in pud_populate_tests()
529 static void __init pud_clear_tests(struct pgtable_debug_args *args) { } in pud_clear_tests() argument
530 static void __init pud_populate_tests(struct pgtable_debug_args *args) { } in pud_populate_tests() argument
534 static void __init p4d_clear_tests(struct pgtable_debug_args *args) in p4d_clear_tests() argument
536 p4d_t p4d = READ_ONCE(*args->p4dp); in p4d_clear_tests()
538 if (mm_pud_folded(args->mm)) in p4d_clear_tests()
543 WRITE_ONCE(*args->p4dp, p4d); in p4d_clear_tests()
544 p4d_clear(args->p4dp); in p4d_clear_tests()
545 p4d = READ_ONCE(*args->p4dp); in p4d_clear_tests()
549 static void __init p4d_populate_tests(struct pgtable_debug_args *args) in p4d_populate_tests() argument
553 if (mm_pud_folded(args->mm)) in p4d_populate_tests()
561 pud_clear(args->pudp); in p4d_populate_tests()
562 p4d_clear(args->p4dp); in p4d_populate_tests()
563 p4d_populate(args->mm, args->p4dp, args->start_pudp); in p4d_populate_tests()
564 p4d = READ_ONCE(*args->p4dp); in p4d_populate_tests()
568 static void __init pgd_clear_tests(struct pgtable_debug_args *args) in pgd_clear_tests() argument
570 pgd_t pgd = READ_ONCE(*(args->pgdp)); in pgd_clear_tests()
572 if (mm_p4d_folded(args->mm)) in pgd_clear_tests()
577 WRITE_ONCE(*args->pgdp, pgd); in pgd_clear_tests()
578 pgd_clear(args->pgdp); in pgd_clear_tests()
579 pgd = READ_ONCE(*args->pgdp); in pgd_clear_tests()
583 static void __init pgd_populate_tests(struct pgtable_debug_args *args) in pgd_populate_tests() argument
587 if (mm_p4d_folded(args->mm)) in pgd_populate_tests()
595 p4d_clear(args->p4dp); in pgd_populate_tests()
596 pgd_clear(args->pgdp); in pgd_populate_tests()
597 pgd_populate(args->mm, args->pgdp, args->start_p4dp); in pgd_populate_tests()
598 pgd = READ_ONCE(*args->pgdp); in pgd_populate_tests()
602 static void __init p4d_clear_tests(struct pgtable_debug_args *args) { } in p4d_clear_tests() argument
603 static void __init pgd_clear_tests(struct pgtable_debug_args *args) { } in pgd_clear_tests() argument
604 static void __init p4d_populate_tests(struct pgtable_debug_args *args) { } in p4d_populate_tests() argument
605 static void __init pgd_populate_tests(struct pgtable_debug_args *args) { } in pgd_populate_tests() argument
608 static void __init pte_clear_tests(struct pgtable_debug_args *args) in pte_clear_tests() argument
611 pte_t pte = pfn_pte(args->pte_pfn, args->page_prot); in pte_clear_tests()
613 page = (args->pte_pfn != ULONG_MAX) ? pfn_to_page(args->pte_pfn) : NULL; in pte_clear_tests()
625 if (WARN_ON(!args->ptep)) in pte_clear_tests()
631 set_pte_at(args->mm, args->vaddr, args->ptep, pte); in pte_clear_tests()
634 ptep_clear(args->mm, args->vaddr, args->ptep); in pte_clear_tests()
635 pte = ptep_get(args->ptep); in pte_clear_tests()
639 static void __init pmd_clear_tests(struct pgtable_debug_args *args) in pmd_clear_tests() argument
641 pmd_t pmd = READ_ONCE(*args->pmdp); in pmd_clear_tests()
645 WRITE_ONCE(*args->pmdp, pmd); in pmd_clear_tests()
646 pmd_clear(args->pmdp); in pmd_clear_tests()
647 pmd = READ_ONCE(*args->pmdp); in pmd_clear_tests()
651 static void __init pmd_populate_tests(struct pgtable_debug_args *args) in pmd_populate_tests() argument
660 pmd_populate(args->mm, args->pmdp, args->start_ptep); in pmd_populate_tests()
661 pmd = READ_ONCE(*args->pmdp); in pmd_populate_tests()
665 static void __init pte_special_tests(struct pgtable_debug_args *args) in pte_special_tests() argument
667 pte_t pte = pfn_pte(args->fixed_pte_pfn, args->page_prot); in pte_special_tests()
676 static void __init pte_protnone_tests(struct pgtable_debug_args *args) in pte_protnone_tests() argument
678 pte_t pte = pfn_pte(args->fixed_pte_pfn, args->page_prot_none); in pte_protnone_tests()
689 static void __init pmd_protnone_tests(struct pgtable_debug_args *args) in pmd_protnone_tests() argument
700 pmd = pmd_mkhuge(pfn_pmd(args->fixed_pmd_pfn, args->page_prot_none)); in pmd_protnone_tests()
705 static void __init pmd_protnone_tests(struct pgtable_debug_args *args) { } in pmd_protnone_tests() argument
709 static void __init pte_devmap_tests(struct pgtable_debug_args *args) in pte_devmap_tests() argument
711 pte_t pte = pfn_pte(args->fixed_pte_pfn, args->page_prot); in pte_devmap_tests()
718 static void __init pmd_devmap_tests(struct pgtable_debug_args *args) in pmd_devmap_tests() argument
726 pmd = pfn_pmd(args->fixed_pmd_pfn, args->page_prot); in pmd_devmap_tests()
731 static void __init pud_devmap_tests(struct pgtable_debug_args *args) in pud_devmap_tests() argument
739 pud = pfn_pud(args->fixed_pud_pfn, args->page_prot); in pud_devmap_tests()
743 static void __init pud_devmap_tests(struct pgtable_debug_args *args) { } in pud_devmap_tests() argument
746 static void __init pmd_devmap_tests(struct pgtable_debug_args *args) { } in pmd_devmap_tests() argument
747 static void __init pud_devmap_tests(struct pgtable_debug_args *args) { } in pud_devmap_tests() argument
750 static void __init pte_devmap_tests(struct pgtable_debug_args *args) { } in pte_devmap_tests() argument
751 static void __init pmd_devmap_tests(struct pgtable_debug_args *args) { } in pmd_devmap_tests() argument
752 static void __init pud_devmap_tests(struct pgtable_debug_args *args) { } in pud_devmap_tests() argument
755 static void __init pte_soft_dirty_tests(struct pgtable_debug_args *args) in pte_soft_dirty_tests() argument
757 pte_t pte = pfn_pte(args->fixed_pte_pfn, args->page_prot); in pte_soft_dirty_tests()
767 static void __init pte_swap_soft_dirty_tests(struct pgtable_debug_args *args) in pte_swap_soft_dirty_tests() argument
769 pte_t pte = pfn_pte(args->fixed_pte_pfn, args->page_prot); in pte_swap_soft_dirty_tests()
780 static void __init pmd_soft_dirty_tests(struct pgtable_debug_args *args) in pmd_soft_dirty_tests() argument
791 pmd = pfn_pmd(args->fixed_pmd_pfn, args->page_prot); in pmd_soft_dirty_tests()
796 static void __init pmd_swap_soft_dirty_tests(struct pgtable_debug_args *args) in pmd_swap_soft_dirty_tests() argument
808 pmd = pfn_pmd(args->fixed_pmd_pfn, args->page_prot); in pmd_swap_soft_dirty_tests()
813 static void __init pmd_soft_dirty_tests(struct pgtable_debug_args *args) { } in pmd_soft_dirty_tests() argument
814 static void __init pmd_swap_soft_dirty_tests(struct pgtable_debug_args *args) { } in pmd_swap_soft_dirty_tests() argument
817 static void __init pte_swap_exclusive_tests(struct pgtable_debug_args *args) in pte_swap_exclusive_tests() argument
851 static void __init pte_swap_tests(struct pgtable_debug_args *args) in pte_swap_tests() argument
857 pte = pfn_pte(args->fixed_pte_pfn, args->page_prot); in pte_swap_tests()
860 WARN_ON(args->fixed_pte_pfn != pte_pfn(pte)); in pte_swap_tests()
864 static void __init pmd_swap_tests(struct pgtable_debug_args *args) in pmd_swap_tests() argument
873 pmd = pfn_pmd(args->fixed_pmd_pfn, args->page_prot); in pmd_swap_tests()
876 WARN_ON(args->fixed_pmd_pfn != pmd_pfn(pmd)); in pmd_swap_tests()
879 static void __init pmd_swap_tests(struct pgtable_debug_args *args) { } in pmd_swap_tests() argument
882 static void __init swap_migration_tests(struct pgtable_debug_args *args) in swap_migration_tests() argument
897 page = (args->pte_pfn != ULONG_MAX) ? pfn_to_page(args->pte_pfn) : NULL; in swap_migration_tests()
923 static void __init hugetlb_basic_tests(struct pgtable_debug_args *args) in hugetlb_basic_tests() argument
933 page = pfn_to_page(args->fixed_pmd_pfn); in hugetlb_basic_tests()
934 pte = mk_huge_pte(page, args->page_prot); in hugetlb_basic_tests()
941 pte = pfn_pte(args->fixed_pmd_pfn, args->page_prot); in hugetlb_basic_tests()
947 static void __init hugetlb_basic_tests(struct pgtable_debug_args *args) { } in hugetlb_basic_tests() argument
951 static void __init pmd_thp_tests(struct pgtable_debug_args *args) in pmd_thp_tests() argument
970 pmd = pfn_pmd(args->fixed_pmd_pfn, args->page_prot); in pmd_thp_tests()
980 static void __init pud_thp_tests(struct pgtable_debug_args *args) in pud_thp_tests() argument
988 pud = pfn_pud(args->fixed_pud_pfn, args->page_prot); in pud_thp_tests()
1000 static void __init pud_thp_tests(struct pgtable_debug_args *args) { } in pud_thp_tests() argument
1003 static void __init pmd_thp_tests(struct pgtable_debug_args *args) { } in pmd_thp_tests() argument
1004 static void __init pud_thp_tests(struct pgtable_debug_args *args) { } in pud_thp_tests() argument
1019 static void __init destroy_args(struct pgtable_debug_args *args) in destroy_args() argument
1026 args->pud_pfn != ULONG_MAX) { in destroy_args()
1027 if (args->is_contiguous_page) { in destroy_args()
1028 free_contig_range(args->pud_pfn, in destroy_args()
1031 page = pfn_to_page(args->pud_pfn); in destroy_args()
1035 args->pud_pfn = ULONG_MAX; in destroy_args()
1036 args->pmd_pfn = ULONG_MAX; in destroy_args()
1037 args->pte_pfn = ULONG_MAX; in destroy_args()
1042 args->pmd_pfn != ULONG_MAX) { in destroy_args()
1043 if (args->is_contiguous_page) { in destroy_args()
1044 free_contig_range(args->pmd_pfn, (1 << HPAGE_PMD_ORDER)); in destroy_args()
1046 page = pfn_to_page(args->pmd_pfn); in destroy_args()
1050 args->pmd_pfn = ULONG_MAX; in destroy_args()
1051 args->pte_pfn = ULONG_MAX; in destroy_args()
1054 if (args->pte_pfn != ULONG_MAX) { in destroy_args()
1055 page = pfn_to_page(args->pte_pfn); in destroy_args()
1058 args->pte_pfn = ULONG_MAX; in destroy_args()
1062 if (args->start_ptep) { in destroy_args()
1063 pte_free(args->mm, args->start_ptep); in destroy_args()
1064 mm_dec_nr_ptes(args->mm); in destroy_args()
1067 if (args->start_pmdp) { in destroy_args()
1068 pmd_free(args->mm, args->start_pmdp); in destroy_args()
1069 mm_dec_nr_pmds(args->mm); in destroy_args()
1072 if (args->start_pudp) { in destroy_args()
1073 pud_free(args->mm, args->start_pudp); in destroy_args()
1074 mm_dec_nr_puds(args->mm); in destroy_args()
1077 if (args->start_p4dp) in destroy_args()
1078 p4d_free(args->mm, args->start_p4dp); in destroy_args()
1081 if (args->vma) in destroy_args()
1082 vm_area_free(args->vma); in destroy_args()
1084 if (args->mm) in destroy_args()
1085 mmdrop(args->mm); in destroy_args()
1089 debug_vm_pgtable_alloc_huge_page(struct pgtable_debug_args *args, int order) in debug_vm_pgtable_alloc_huge_page() argument
1098 args->is_contiguous_page = true; in debug_vm_pgtable_alloc_huge_page()
1135 static void __init init_fixed_pfns(struct pgtable_debug_args *args) in init_fixed_pfns() argument
1157 args->fixed_alignment = PAGE_SIZE; in init_fixed_pfns()
1162 &args->fixed_alignment); in init_fixed_pfns()
1165 if (args->fixed_alignment == PUD_SIZE) in init_fixed_pfns()
1172 if (args->fixed_alignment < PMD_SIZE) in init_fixed_pfns()
1174 &args->fixed_alignment); in init_fixed_pfns()
1177 args->fixed_pgd_pfn = __phys_to_pfn(phys & PGDIR_MASK); in init_fixed_pfns()
1178 args->fixed_p4d_pfn = __phys_to_pfn(phys & P4D_MASK); in init_fixed_pfns()
1179 args->fixed_pud_pfn = __phys_to_pfn(phys & PUD_MASK); in init_fixed_pfns()
1180 args->fixed_pmd_pfn = __phys_to_pfn(phys & PMD_MASK); in init_fixed_pfns()
1181 args->fixed_pte_pfn = __phys_to_pfn(phys & PAGE_MASK); in init_fixed_pfns()
1182 WARN_ON(!pfn_valid(args->fixed_pte_pfn)); in init_fixed_pfns()
1186 static int __init init_args(struct pgtable_debug_args *args) in init_args() argument
1198 memset(args, 0, sizeof(*args)); in init_args()
1199 args->vaddr = get_random_vaddr(); in init_args()
1200 args->page_prot = vm_get_page_prot(VM_ACCESS_FLAGS); in init_args()
1201 args->page_prot_none = vm_get_page_prot(VM_NONE); in init_args()
1202 args->is_contiguous_page = false; in init_args()
1203 args->pud_pfn = ULONG_MAX; in init_args()
1204 args->pmd_pfn = ULONG_MAX; in init_args()
1205 args->pte_pfn = ULONG_MAX; in init_args()
1206 args->fixed_pgd_pfn = ULONG_MAX; in init_args()
1207 args->fixed_p4d_pfn = ULONG_MAX; in init_args()
1208 args->fixed_pud_pfn = ULONG_MAX; in init_args()
1209 args->fixed_pmd_pfn = ULONG_MAX; in init_args()
1210 args->fixed_pte_pfn = ULONG_MAX; in init_args()
1213 args->mm = mm_alloc(); in init_args()
1214 if (!args->mm) { in init_args()
1220 args->vma = vm_area_alloc(args->mm); in init_args()
1221 if (!args->vma) { in init_args()
1232 args->pgdp = pgd_offset(args->mm, args->vaddr); in init_args()
1233 args->p4dp = p4d_alloc(args->mm, args->pgdp, args->vaddr); in init_args()
1234 if (!args->p4dp) { in init_args()
1239 args->start_p4dp = p4d_offset(args->pgdp, 0UL); in init_args()
1240 WARN_ON(!args->start_p4dp); in init_args()
1242 args->pudp = pud_alloc(args->mm, args->p4dp, args->vaddr); in init_args()
1243 if (!args->pudp) { in init_args()
1248 args->start_pudp = pud_offset(args->p4dp, 0UL); in init_args()
1249 WARN_ON(!args->start_pudp); in init_args()
1251 args->pmdp = pmd_alloc(args->mm, args->pudp, args->vaddr); in init_args()
1252 if (!args->pmdp) { in init_args()
1257 args->start_pmdp = pmd_offset(args->pudp, 0UL); in init_args()
1258 WARN_ON(!args->start_pmdp); in init_args()
1260 if (pte_alloc(args->mm, args->pmdp)) { in init_args()
1265 args->start_ptep = pmd_pgtable(READ_ONCE(*args->pmdp)); in init_args()
1266 WARN_ON(!args->start_ptep); in init_args()
1268 init_fixed_pfns(args); in init_args()
1277 page = debug_vm_pgtable_alloc_huge_page(args, in init_args()
1280 args->pud_pfn = page_to_pfn(page); in init_args()
1281 args->pmd_pfn = args->pud_pfn; in init_args()
1282 args->pte_pfn = args->pud_pfn; in init_args()
1289 page = debug_vm_pgtable_alloc_huge_page(args, HPAGE_PMD_ORDER); in init_args()
1291 args->pmd_pfn = page_to_pfn(page); in init_args()
1292 args->pte_pfn = args->pmd_pfn; in init_args()
1299 args->pte_pfn = page_to_pfn(page); in init_args()
1304 destroy_args(args); in init_args()
1310 struct pgtable_debug_args args; in debug_vm_pgtable() local
1315 ret = init_args(&args); in debug_vm_pgtable()
1333 pte_basic_tests(&args, idx); in debug_vm_pgtable()
1334 pmd_basic_tests(&args, idx); in debug_vm_pgtable()
1335 pud_basic_tests(&args, idx); in debug_vm_pgtable()
1345 p4d_basic_tests(&args); in debug_vm_pgtable()
1346 pgd_basic_tests(&args); in debug_vm_pgtable()
1348 pmd_leaf_tests(&args); in debug_vm_pgtable()
1349 pud_leaf_tests(&args); in debug_vm_pgtable()
1351 pte_special_tests(&args); in debug_vm_pgtable()
1352 pte_protnone_tests(&args); in debug_vm_pgtable()
1353 pmd_protnone_tests(&args); in debug_vm_pgtable()
1355 pte_devmap_tests(&args); in debug_vm_pgtable()
1356 pmd_devmap_tests(&args); in debug_vm_pgtable()
1357 pud_devmap_tests(&args); in debug_vm_pgtable()
1359 pte_soft_dirty_tests(&args); in debug_vm_pgtable()
1360 pmd_soft_dirty_tests(&args); in debug_vm_pgtable()
1361 pte_swap_soft_dirty_tests(&args); in debug_vm_pgtable()
1362 pmd_swap_soft_dirty_tests(&args); in debug_vm_pgtable()
1364 pte_swap_exclusive_tests(&args); in debug_vm_pgtable()
1366 pte_swap_tests(&args); in debug_vm_pgtable()
1367 pmd_swap_tests(&args); in debug_vm_pgtable()
1369 swap_migration_tests(&args); in debug_vm_pgtable()
1371 pmd_thp_tests(&args); in debug_vm_pgtable()
1372 pud_thp_tests(&args); in debug_vm_pgtable()
1374 hugetlb_basic_tests(&args); in debug_vm_pgtable()
1381 args.ptep = pte_offset_map_lock(args.mm, args.pmdp, args.vaddr, &ptl); in debug_vm_pgtable()
1382 pte_clear_tests(&args); in debug_vm_pgtable()
1383 pte_advanced_tests(&args); in debug_vm_pgtable()
1384 if (args.ptep) in debug_vm_pgtable()
1385 pte_unmap_unlock(args.ptep, ptl); in debug_vm_pgtable()
1387 ptl = pmd_lock(args.mm, args.pmdp); in debug_vm_pgtable()
1388 pmd_clear_tests(&args); in debug_vm_pgtable()
1389 pmd_advanced_tests(&args); in debug_vm_pgtable()
1390 pmd_huge_tests(&args); in debug_vm_pgtable()
1391 pmd_populate_tests(&args); in debug_vm_pgtable()
1394 ptl = pud_lock(args.mm, args.pudp); in debug_vm_pgtable()
1395 pud_clear_tests(&args); in debug_vm_pgtable()
1396 pud_advanced_tests(&args); in debug_vm_pgtable()
1397 pud_huge_tests(&args); in debug_vm_pgtable()
1398 pud_populate_tests(&args); in debug_vm_pgtable()
1401 spin_lock(&(args.mm->page_table_lock)); in debug_vm_pgtable()
1402 p4d_clear_tests(&args); in debug_vm_pgtable()
1403 pgd_clear_tests(&args); in debug_vm_pgtable()
1404 p4d_populate_tests(&args); in debug_vm_pgtable()
1405 pgd_populate_tests(&args); in debug_vm_pgtable()
1406 spin_unlock(&(args.mm->page_table_lock)); in debug_vm_pgtable()
1408 destroy_args(&args); in debug_vm_pgtable()