C++ (Cpp) __perf_session__add_hist_entry Examples

Example #1

static int perf_session__add_hist_entry(struct perf_session *self,
					struct addr_location *al, u64 count)
{
	bool hit;
	struct hist_entry *he = __perf_session__add_hist_entry(self, al, NULL,
							       count, &hit);
	if (he == NULL)
		return -ENOMEM;

	if (hit)
		he->count += count;

	return 0;
}

Example #2

File: builtin-annotate.c Project: Scorpiion/Renux_cross_eglibc

static int perf_session__add_hist_entry(struct perf_session *self,
					struct addr_location *al, u64 count)
{
 	bool hit;
	struct hist_entry *he;

	if (sym_hist_filter != NULL &&
	    (al->sym == NULL || strcmp(sym_hist_filter, al->sym->name) != 0)) {
		/* We're only interested in a symbol named sym_hist_filter */
		if (al->sym != NULL) {
			rb_erase(&al->sym->rb_node,
				 &al->map->dso->symbols[al->map->type]);
			symbol__delete(al->sym);
		}
		return 0;
	}

	he = __perf_session__add_hist_entry(self, al, NULL, count, &hit);
 	if (he == NULL)
 		return -ENOMEM;

	return annotate__hist_hit(he, al->addr);
}