56 						unsigned long size)  in memory_is_poisoned_2_4_8()  argument
64 	if (unlikely(((addr + size - 1) & KASAN_GRANULE_MASK) < size - 1))  in memory_is_poisoned_2_4_8()
65 		return *shadow_addr || memory_is_poisoned_1(addr + size - 1);  in memory_is_poisoned_2_4_8()
67 	return memory_is_poisoned_1(addr + size - 1);  in memory_is_poisoned_2_4_8()
82 					size_t size)  in bytes_is_nonzero()  argument
84 	while (size) {  in bytes_is_nonzero()
88 		size--;  in bytes_is_nonzero()
124 						size_t size)  in memory_is_poisoned_n()  argument
129 			kasan_mem_to_shadow((void *)addr + size - 1) + 1);  in memory_is_poisoned_n()
132 		unsigned long last_byte = addr + size - 1;  in memory_is_poisoned_n()
142 static __always_inline bool memory_is_poisoned(unsigned long addr, size_t size)  in memory_is_poisoned()  argument
144 	if (__builtin_constant_p(size)) {  in memory_is_poisoned()
145 		switch (size) {  in memory_is_poisoned()
151 			return memory_is_poisoned_2_4_8(addr, size);  in memory_is_poisoned()
159 	return memory_is_poisoned_n(addr, size);  in memory_is_poisoned()
163 						size_t size, bool write,  in check_region_inline()  argument
166 	if (unlikely(size == 0))  in check_region_inline()
169 	if (unlikely(addr + size < addr))  in check_region_inline()
170 		return !kasan_report(addr, size, write, ret_ip);  in check_region_inline()
174 		return !kasan_report(addr, size, write, ret_ip);  in check_region_inline()
177 	if (likely(!memory_is_poisoned(addr, size)))  in check_region_inline()
180 	return !kasan_report(addr, size, write, ret_ip);  in check_region_inline()
183 bool kasan_check_range(unsigned long addr, size_t size, bool write,  in kasan_check_range()  argument
186 	return check_region_inline(addr, size, write, ret_ip);  in kasan_check_range()
209 	size_t aligned_size = round_up(global->size, KASAN_GRANULE_SIZE);  in register_global()
211 	kasan_unpoison(global->beg, global->size, false);  in register_global()
218 void __asan_register_globals(struct kasan_global *globals, size_t size)  in __asan_register_globals()  argument
222 	for (i = 0; i < size; i++)  in __asan_register_globals()
227 void __asan_unregister_globals(struct kasan_global *globals, size_t size)  in __asan_unregister_globals()  argument
232 #define DEFINE_ASAN_LOAD_STORE(size)					\  argument
233 	void __asan_load##size(unsigned long addr)			\
235 		check_region_inline(addr, size, false, _RET_IP_);	\
237 	EXPORT_SYMBOL(__asan_load##size);				\
238 	__alias(__asan_load##size)					\
239 	void __asan_load##size##_noabort(unsigned long);		\
240 	EXPORT_SYMBOL(__asan_load##size##_noabort);			\
241 	void __asan_store##size(unsigned long addr)			\
243 		check_region_inline(addr, size, true, _RET_IP_);	\
245 	EXPORT_SYMBOL(__asan_store##size);				\
246 	__alias(__asan_store##size)					\
247 	void __asan_store##size##_noabort(unsigned long);		\
248 	EXPORT_SYMBOL(__asan_store##size##_noabort)
256 void __asan_loadN(unsigned long addr, size_t size)  in __asan_loadN()  argument
258 	kasan_check_range(addr, size, false, _RET_IP_);  in __asan_loadN()
266 void __asan_storeN(unsigned long addr, size_t size)  in __asan_storeN()  argument
268 	kasan_check_range(addr, size, true, _RET_IP_);  in __asan_storeN()
281 void __asan_alloca_poison(unsigned long addr, size_t size)  in __asan_alloca_poison()  argument
283 	size_t rounded_up_size = round_up(size, KASAN_GRANULE_SIZE);  in __asan_alloca_poison()
284 	size_t padding_size = round_up(size, KASAN_ALLOCA_REDZONE_SIZE) -  in __asan_alloca_poison()
286 	size_t rounded_down_size = round_down(size, KASAN_GRANULE_SIZE);  in __asan_alloca_poison()
295 			size - rounded_down_size, false);  in __asan_alloca_poison()
315 	void __asan_set_shadow_##byte(const void *addr, size_t size)	\
317 		__memset((void *)addr, 0x##byte, size);			\