11 	unsigned long k_start = (unsigned long)kasan_mem_to_shadow(start);  in kasan_init_region()  local
13 	unsigned long k_cur = k_start;  in kasan_init_region()
14 	int k_size = k_end - k_start;  in kasan_init_region()
21 	if (block && k_size_base >= SZ_128K && k_start == ALIGN(k_start, k_size_base)) {  in kasan_init_region()
24 		setbat(-1, k_start, __pa(block), k_size_base, PAGE_KERNEL);  in kasan_init_region()
26 			setbat(-1, k_start + k_size_base, __pa(block) + k_size_base,  in kasan_init_region()
28 		if (v_block_mapped(k_start))  in kasan_init_region()
29 			k_cur = k_start + k_size_base;  in kasan_init_region()
30 		if (v_block_mapped(k_start + k_size_base))  in kasan_init_region()
31 			k_cur = k_start + k_size_base + k_size_more;  in kasan_init_region()
41 	ret = kasan_init_shadow_page_tables(k_start, k_end);  in kasan_init_region()
45 	kasan_update_early_region(k_start, k_cur, __pte(0));  in kasan_init_region()
49 		void *va = block + k_cur - k_start;  in kasan_init_region()
54 	flush_tlb_kernel_range(k_start, k_end);  in kasan_init_region()