64 static inline unsigned int get_pkmap_color(const struct page *page)  in get_pkmap_color()  argument
165 struct page *__kmap_to_page(void *vaddr)  in __kmap_to_page()
204 		struct page *page;  in flush_all_zero_pkmaps()  local
228 		page = pte_page(ptent);  in flush_all_zero_pkmaps()
231 		set_page_address(page, NULL);  in flush_all_zero_pkmaps()
245 static inline unsigned long map_new_virtual(struct page *page)  in map_new_virtual()  argument
250 	unsigned int color = get_pkmap_color(page);  in map_new_virtual()
282 			if (page_address(page))  in map_new_virtual()
283 				return (unsigned long)page_address(page);  in map_new_virtual()
291 		   &(pkmap_page_table[last_pkmap_nr]), mk_pte(page, kmap_prot));  in map_new_virtual()
294 	set_page_address(page, (void *)vaddr);  in map_new_virtual()
307 void *kmap_high(struct page *page)  in kmap_high()  argument
316 	vaddr = (unsigned long)page_address(page);  in kmap_high()
318 		vaddr = map_new_virtual(page);  in kmap_high()
337 void *kmap_high_get(const struct page *page)  in kmap_high_get()  argument
342 	vaddr = (unsigned long)page_address(page);  in kmap_high_get()
359 void kunmap_high(const struct page *page)  in kunmap_high()  argument
365 	unsigned int color = get_pkmap_color(page);  in kunmap_high()
369 	vaddr = (unsigned long)page_address(page);  in kunmap_high()
403 void zero_user_segments(struct page *page, unsigned start1, unsigned end1,  in zero_user_segments()  argument
408 	BUG_ON(end1 > page_size(page) || end2 > page_size(page));  in zero_user_segments()
415 	for (i = 0; i < compound_nr(page); i++) {  in zero_user_segments()
425 				kaddr = kmap_local_page(page + i);  in zero_user_segments()
440 					kaddr = kmap_local_page(page + i);  in zero_user_segments()
449 			flush_dcache_page(page + i);  in zero_user_segments()
511 static inline void *arch_kmap_local_high_get(const struct page *page)  in arch_kmap_local_high_get()  argument
575 void *__kmap_local_page_prot(const struct page *page, pgprot_t prot)  in __kmap_local_page_prot()  argument
584 	if (!IS_ENABLED(CONFIG_DEBUG_KMAP_LOCAL_FORCE_MAP) && !PageHighMem(page))  in __kmap_local_page_prot()
585 		return page_address(page);  in __kmap_local_page_prot()
588 	kmap = arch_kmap_local_high_get(page);  in __kmap_local_page_prot()
592 	return __kmap_local_pfn_prot(page_to_pfn(page), prot);  in __kmap_local_page_prot()
727 	struct page *page;  member
742 static struct page_address_slot *page_slot(const struct page *page)  in page_slot()  argument
744 	return &page_address_htable[hash_ptr(page, PA_HASH_ORDER)];  in page_slot()
753 void *page_address(const struct page *page)  in page_address()  argument
759 	if (!PageHighMem(page))  in page_address()
760 		return lowmem_page_address(page);  in page_address()
762 	pas = page_slot(page);  in page_address()
769 			if (pam->page == page) {  in page_address()
786 void set_page_address(struct page *page, void *virtual)  in set_page_address()  argument
792 	BUG_ON(!PageHighMem(page));  in set_page_address()
794 	pas = page_slot(page);  in set_page_address()
797 		pam->page = page;  in set_page_address()
806 			if (pam->page == page) {  in set_page_address()