BITS_ROUNDUP_BYTES
BITS_ROUNDUP_BYTES(bit_offset) == expected_offset &&
BITS_ROUNDUP_BYTES(nr_bits) == expected_size;
BITS_ROUNDUP_BYTES(m->offset) != expected_offset ||
BITS_ROUNDUP_BYTES(nr_bits) != expected_size)
struct_size - bytes_offset < BITS_ROUNDUP_BYTES(nr_copy_bits)) {
struct_size - bytes_offset < BITS_ROUNDUP_BYTES(nr_copy_bits)) {
if (BITS_ROUNDUP_BYTES(nr_bits) > t->size) {
nr_copy_bytes = BITS_ROUNDUP_BYTES(nr_copy_bits);
if (BITS_ROUNDUP_BYTES(offset) > struct_size) {
bytes_end = BITS_ROUNDUP_BYTES(struct_bits_off + nr_bits);
BITS_ROUNDUP_BYTES(end_bit) <= off + size)
u8 nr_bytes = BITS_ROUNDUP_BYTES(nr_bits);
bytes_to_copy = BITS_ROUNDUP_BYTES(bits_to_copy);