MAX_KFUNC_DESCS
struct bpf_kfunc_desc descs[MAX_KFUNC_DESCS];
if (tab->nr_descs == MAX_KFUNC_DESCS) {
if (gen->nr_fd_array == MAX_KFUNC_DESCS) {
#define MAX_FD_ARRAY_SZ (MAX_USED_MAPS + MAX_KFUNC_DESCS)