62 static size_t va_range_to_shadow_size(const void *begin, const void *end)  in va_range_to_shadow_size()  argument
64 	return ((vaddr_t)end - (vaddr_t)begin) / ASAN_BLOCK_SIZE;  in va_range_to_shadow_size()
67 static bool va_range_inside_shadow(const void *begin, const void *end)  in va_range_inside_shadow()  argument
69 	vaddr_t b = (vaddr_t)begin;  in va_range_inside_shadow()
77 static bool va_range_outside_shadow(const void *begin, const void *end)  in va_range_outside_shadow()  argument
79 	vaddr_t b = (vaddr_t)begin;  in va_range_outside_shadow()
97 void asan_set_shadowed(const void *begin, const void *end)  in asan_set_shadowed()  argument
99 	vaddr_t b = (vaddr_t)begin;  in asan_set_shadowed()
103 	assert(va_is_well_aligned(begin));  in asan_set_shadowed()
111 void asan_tag_no_access(const void *begin, const void *end)  in asan_tag_no_access()  argument
113 	assert(va_is_well_aligned(begin));  in asan_tag_no_access()
115 	assert(va_range_inside_shadow(begin, end));  in asan_tag_no_access()
117 	asan_memset_unchecked(va_to_shadow(begin), ASAN_DATA_RED_ZONE,  in asan_tag_no_access()
118 			      va_range_to_shadow_size(begin, end));  in asan_tag_no_access()
121 void asan_tag_access(const void *begin, const void *end)  in asan_tag_access()  argument
123 	if (!asan_va_base || (begin == end))  in asan_tag_access()
126 	assert(va_range_inside_shadow(begin, end));  in asan_tag_access()
127 	assert(va_is_well_aligned(begin));  in asan_tag_access()
129 	asan_memset_unchecked(va_to_shadow(begin), 0,  in asan_tag_access()
130 			      va_range_to_shadow_size(begin, end));  in asan_tag_access()
135 void asan_tag_heap_free(const void *begin, const void *end)  in asan_tag_heap_free()  argument
140 	assert(va_range_inside_shadow(begin, end));  in asan_tag_heap_free()
141 	assert(va_is_well_aligned(begin));  in asan_tag_heap_free()
144 	asan_memset_unchecked(va_to_shadow(begin), ASAN_HEAP_RED_ZONE,  in asan_tag_heap_free()
145 			      va_range_to_shadow_size(begin, end));  in asan_tag_heap_free()
296 	void *begin = (void *)addr;  in check_access()  local
303 	if (va_range_outside_shadow(begin, end))  in check_access()
309 	if (!va_range_inside_shadow(begin, end))  in check_access()
417 		vaddr_t begin = globals[n].beg;  in __asan_register_globals()  local
418 		vaddr_t end = begin + globals[n].size;  in __asan_register_globals()
420 		vaddr_t end_rz = begin + globals[n].size_with_redzone;  in __asan_register_globals()
422 		asan_tag_access((void *)begin, (void *)end);  in __asan_register_globals()