powerpc_stop_pmc
pcd->pcd_stop_pmc = powerpc_stop_pmc;
pcd->pcd_stop_pmc = powerpc_stop_pmc;
pcd->pcd_stop_pmc = powerpc_stop_pmc;
powerpc_stop_pmc(cpu, i, pm);
int powerpc_stop_pmc(int cpu, int ri, struct pmc *pm);
pcd->pcd_stop_pmc = powerpc_stop_pmc;