_copy_from_iter_flushcache
return _copy_from_iter_flushcache(addr, bytes, i);
copied = _copy_from_iter_flushcache(dst, data_len, &iter);
return _copy_from_iter_flushcache(addr, bytes, i);
olen = _copy_from_iter_flushcache(addr, bytes, i);
size_t _copy_from_iter_flushcache(void *addr, size_t bytes, struct iov_iter *i);
EXPORT_SYMBOL_GPL(_copy_from_iter_flushcache);