num_idle_cpus 16 arch/arm/mach-imx/cpuidle-imx6q.c static int num_idle_cpus = 0; num_idle_cpus 23 arch/arm/mach-imx/cpuidle-imx6q.c if (++num_idle_cpus == num_online_cpus()) num_idle_cpus 30 arch/arm/mach-imx/cpuidle-imx6q.c if (num_idle_cpus-- == num_online_cpus())