Function trace_span_clear

common/trace.c:325–338

* Release the span back into the pool of available spans. */

 * Release the span back into the pool of available spans.
 */
static void trace_span_clear(struct span *s)
{
	if (!span_htable_del(spans, s))
		abort();

	/* If s is actually in fixed_spans, just zero it out. */
	if (s >= fixed_spans && s < fixed_spans + ARRAY_SIZE(fixed_spans)) {
		s->key = 0;
		return;
	}

	/* Dynamically allocated, so we need to free it */
	tal_free(s);
}

void trace_span_start_(const char *name, const void *key)
{