perf/util/header.c

775  *	u32	nr_groups;
780  *	}[nr_groups];
786 	u32 nr_groups = evlist__nr_groups(evlist);
790 	ret = do_write(ff, &nr_groups, sizeof(nr_groups));
2813 	u32 i, nr, nr_groups;
2822 	if (do_read_u32(ff, &nr_groups))
2825 	ff->ph->env.nr_groups = nr_groups;
2826 	if (!nr_groups) {
2831 	desc = calloc(nr_groups, sizeof(*desc));
2835 	for (i = 0; i < nr_groups; i++) {
2854 		if (i < nr_groups && evsel->core.idx == (int) desc[i].leader_idx) {
2863 			if (i >= nr_groups || nr > 0) {
2879 	if (i != nr_groups || nr != 0) {
2886 	for (i = 0; i < nr_groups; i++)