104 	if (flags & FOLL_PIN) {  in gup_put_folio()
151 	else if (flags & FOLL_PIN) {  in try_grab_folio()
188 	gup_put_folio(page_folio(page), 1, FOLL_PIN);  in unpin_user_page()
201 	gup_put_folio(folio, 1, FOLL_PIN);  in unpin_folio()
324 		gup_put_folio(folio, nr, FOLL_PIN);  in unpin_user_pages_dirty_lock()
370 		gup_put_folio(folio, nr, FOLL_PIN);  in unpin_user_page_range_dirty_lock()
388 		gup_put_folio(folio, nr, FOLL_PIN);  in gup_fast_unpin_user_pages()
422 		gup_put_folio(folio, nr, FOLL_PIN);  in unpin_user_pages()
436 	gup_put_folio(folio, npages, FOLL_PIN);  in unpin_user_folio()
468 			gup_put_folio(folios[i], j - i, FOLL_PIN);  in unpin_folios()
525 	if (WARN_ON_ONCE((flags & (FOLL_GET | FOLL_PIN)) == 0))  in try_grab_folio_fast()
728 	VM_WARN_ON_ONCE_PAGE((flags & FOLL_PIN) && PageAnon(page) &&  in follow_huge_pmd()
854 	VM_WARN_ON_ONCE_PAGE((flags & FOLL_PIN) && PageAnon(page) &&  in follow_page_pte()
869 	if (flags & FOLL_PIN) {  in follow_page_pte()
1189 	if ((gup_flags & (FOLL_PIN | FOLL_LONGTERM)) !=  in writable_file_mapping_allowed()
1190 	    (FOLL_PIN | FOLL_LONGTERM))  in writable_file_mapping_allowed()
1368 	VM_WARN_ON_ONCE(!!pages != !!(gup_flags & (FOLL_GET | FOLL_PIN)));  in __get_user_pages()
1371 	VM_WARN_ON_ONCE((gup_flags & (FOLL_PIN | FOLL_GET)) ==  in __get_user_pages()
1372 			(FOLL_PIN | FOLL_GET));  in __get_user_pages()
1675 	if (flags & FOLL_PIN)  in __get_user_pages_locked()
1687 	if (pages && !(flags & FOLL_PIN))  in __get_user_pages_locked()
2333 			gup_put_folio(folio, 1, FOLL_PIN);  in migrate_longterm_unpinnable_folios()
2520 	if (WARN_ON_ONCE((gup_flags & (FOLL_PIN | FOLL_GET)) ==  in is_valid_gup_args()
2521 			 (FOLL_PIN | FOLL_GET)))  in is_valid_gup_args()
2525 	if (WARN_ON_ONCE(!(gup_flags & FOLL_PIN) && (gup_flags & FOLL_LONGTERM)))  in is_valid_gup_args()
2529 	if (WARN_ON_ONCE((gup_flags & (FOLL_GET | FOLL_PIN)) && !pages))  in is_valid_gup_args()
2744 	if ((flags & (FOLL_PIN | FOLL_LONGTERM | FOLL_WRITE)) ==  in gup_fast_folio_allowed()
2745 	    (FOLL_PIN | FOLL_LONGTERM | FOLL_WRITE))  in gup_fast_folio_allowed()
2890 		if ((flags & FOLL_PIN) && arch_make_folio_accessible(folio)) {  in gup_fast_pte_range()
3140 	if (gup_flags & FOLL_PIN) {  in gup_fast()
3164 	if (gup_flags & FOLL_PIN) {  in gup_fast()
3184 				       FOLL_FORCE | FOLL_PIN | FOLL_GET |  in gup_fast_fallback()
3189 	if (gup_flags & FOLL_PIN)  in gup_fast_fallback()
3313 	if (!is_valid_gup_args(pages, NULL, &gup_flags, FOLL_PIN))  in pin_user_pages_fast()
3350 			       FOLL_PIN | FOLL_TOUCH | FOLL_REMOTE))  in pin_user_pages_remote()
3381 	if (!is_valid_gup_args(pages, NULL, &gup_flags, FOLL_PIN))  in pin_user_pages()
3402 			       FOLL_PIN | FOLL_TOUCH | FOLL_UNLOCKABLE))  in pin_user_pages_unlocked()
3495 				if (try_grab_folio(folio, 1, FOLL_PIN)) {  in memfd_pin_folios()
3555 	return try_grab_folio(folio, pins, FOLL_PIN);  in folio_add_pins()