45 static inline bool kasan_pud_table(p4d_t p4d)  in kasan_pud_table()  argument
47 	return p4d_page(p4d) == virt_to_page(lm_alias(kasan_early_shadow_pud));  in kasan_pud_table()
50 static inline bool kasan_pud_table(p4d_t p4d)  in kasan_pud_table()  argument
142 static int __ref zero_pud_populate(p4d_t *p4d, unsigned long addr,  in zero_pud_populate()  argument
145 	pud_t *pud = pud_offset(p4d, addr);  in zero_pud_populate()
182 	p4d_t *p4d = p4d_offset(pgd, addr);  in zero_p4d_populate()  local
191 			p4d_populate(&init_mm, p4d,  in zero_p4d_populate()
193 			pud = pud_offset(p4d, addr);  in zero_p4d_populate()
202 		if (p4d_none(*p4d)) {  in zero_p4d_populate()
206 				p = pud_alloc(&init_mm, p4d, addr);  in zero_p4d_populate()
210 				p4d_populate(&init_mm, p4d,  in zero_p4d_populate()
214 		zero_pud_populate(p4d, addr, next);  in zero_p4d_populate()
215 	} while (p4d++, addr = next, addr != end);  in zero_p4d_populate()
238 			p4d_t *p4d;  in kasan_populate_early_shadow()  local
252 			p4d = p4d_offset(pgd, addr);  in kasan_populate_early_shadow()
253 			p4d_populate(&init_mm, p4d,  in kasan_populate_early_shadow()
255 			pud = pud_offset(p4d, addr);  in kasan_populate_early_shadow()
312 static void kasan_free_pud(pud_t *pud_start, p4d_t *p4d)  in kasan_free_pud()  argument
323 	pud_free(&init_mm, (pud_t *)page_to_virt(p4d_page(*p4d)));  in kasan_free_pud()
324 	p4d_clear(p4d);  in kasan_free_pud()
329 	p4d_t *p4d;  in kasan_free_p4d()  local
333 		p4d = p4d_start + i;  in kasan_free_p4d()
334 		if (!p4d_none(*p4d))  in kasan_free_p4d()
414 static void kasan_remove_p4d_table(p4d_t *p4d, unsigned long addr,  in kasan_remove_p4d_table()  argument
419 	for (; addr < end; addr = next, p4d++) {  in kasan_remove_p4d_table()
424 		if (!p4d_present(*p4d))  in kasan_remove_p4d_table()
427 		if (kasan_pud_table(*p4d)) {  in kasan_remove_p4d_table()
430 				p4d_clear(p4d);  in kasan_remove_p4d_table()
434 		pud = pud_offset(p4d, addr);  in kasan_remove_p4d_table()
436 		kasan_free_pud(pud_offset(p4d, 0), p4d);  in kasan_remove_p4d_table()
453 		p4d_t *p4d;  in kasan_remove_zero_shadow()  local
469 		p4d = p4d_offset(pgd, addr);  in kasan_remove_zero_shadow()
470 		kasan_remove_p4d_table(p4d, addr, next);  in kasan_remove_zero_shadow()