arm64/mte/check_buffer_fill.c

16 static int sizes[] = {
35 	item = ARRAY_SIZE(sizes);
38 		ptr = (char *)mte_allocate_memory(sizes[i], mem_type, 0, true);
39 		if (check_allocated_memory(ptr, sizes[i], mem_type, true) != KSFT_PASS)
41 		mte_initialize_current_context(mode, (uintptr_t)ptr, sizes[i]);
43 		for (j = 0; j < sizes[i]; j++)
48 		for (j = 0; j < sizes[i] && !err; j++) {
52 		mte_free_memory((void *)ptr, sizes[i], mem_type, true);
72 	item = ARRAY_SIZE(sizes);
74 		ptr = (char *)mte_allocate_memory_tag_range(sizes[i], mem_type, 0,
76 		if (check_allocated_memory_range(ptr, sizes[i], mem_type,
83 		for (j = sizes[i] - 1; (j >= -underflow_range) &&
91 		for (j = 0; j < sizes[i]; j++) {
151 		mte_free_memory_tag_range((void *)ptr, sizes[i], mem_type, underflow_range, 0);
168 	item = ARRAY_SIZE(sizes);
170 		ptr = (char *)mte_allocate_memory_tag_range(sizes[i], mem_type, 0,
172 		if (check_allocated_memory_range(ptr, sizes[i], mem_type,
176 		tagged_size = MT_ALIGN_UP(sizes[i]);
178 		mte_initialize_current_context(mode, (uintptr_t)ptr, sizes[i] + overflow_range);
181 		for (j = 0, last_index = 0 ; (j < (sizes[i] + overflow_range)) &&
189 		for (j = 0; j < sizes[i]; j++) {
200 		overflow_size = overflow_range - (tagged_size - sizes[i]);
205 			    (last_index != (sizes[i] + overflow_range - 1))) {
254 		mte_free_memory_tag_range((void *)ptr, sizes[i], mem_type, 0, overflow_range);
341 	item = ARRAY_SIZE(sizes);
344 		result = check_buffer_by_block_iterate(mem_type, mode, sizes[i]);
369 	int total = ARRAY_SIZE(sizes);
374 		ptr = (char *)mte_allocate_memory(sizes[run], mem_type, mapping, false);
375 		if (check_allocated_memory(ptr, sizes[run], mem_type, false) != KSFT_PASS)
377 		if (compare_memory_tags(ptr, sizes[run], 0) != KSFT_PASS) {
378 			mte_free_memory((void *)ptr, sizes[run], mem_type, false);
381 		mte_free_memory((void *)ptr, sizes[run], mem_type, false);
387 		ptr = (char *)mte_allocate_file_memory(sizes[run], mem_type, mapping, false, fd);
388 		if (check_allocated_memory(ptr, sizes[run], mem_type, false) != KSFT_PASS) {
392 		if (compare_memory_tags(ptr, sizes[run], 0) != KSFT_PASS) {
393 			mte_free_memory((void *)ptr, sizes[run], mem_type, false);
397 		mte_free_memory((void *)ptr, sizes[run], mem_type, false);
407 	int item = ARRAY_SIZE(sizes);
409 	sizes[item - 3] = page_size - 1;
410 	sizes[item - 2] = page_size;
411 	sizes[item - 1] = page_size + 1;