defer_free
flb.defer_free = flq->un.fl.packen ? 0 : 1;
uint8_t defer_free; /* Free of buffer can
static DEFINE_PER_CPU(struct defer_free, defer_free_objects) = {
struct defer_free *df = container_of(work, struct defer_free, work);
struct defer_free *df;
defer_free(s, x);