diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/kernel/process.c | 4 | ||||
| -rw-r--r-- | arch/sh/kernel/idle.c | 6 | ||||
| -rw-r--r-- | arch/x86/kernel/process_32.c | 4 | ||||
| -rw-r--r-- | arch/x86/kernel/process_64.c | 4 |
4 files changed, 13 insertions, 5 deletions
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index 5e1e541..d7ee0d4 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -30,6 +30,7 @@ #include <linux/uaccess.h> #include <linux/random.h> #include <linux/hw_breakpoint.h> +#include <linux/cpuidle.h> #include <asm/cacheflush.h> #include <asm/leds.h> @@ -196,7 +197,8 @@ void cpu_idle(void) cpu_relax(); } else { stop_critical_timings(); - pm_idle(); + if (cpuidle_call_idle()) + pm_idle(); start_critical_timings(); /* * This will eventually be removed - pm_idle diff --git a/arch/sh/kernel/idle.c b/arch/sh/kernel/idle.c index 425d604..9c7099e 100644 --- a/arch/sh/kernel/idle.c +++ b/arch/sh/kernel/idle.c @@ -16,12 +16,13 @@ #include <linux/thread_info.h> #include <linux/irqflags.h> #include <linux/smp.h> +#include <linux/cpuidle.h> #include <asm/pgalloc.h> #include <asm/system.h> #include <asm/atomic.h> #include <asm/smp.h> -void (*pm_idle)(void) = NULL; +static void (*pm_idle)(void); static int hlt_counter; @@ -100,7 +101,8 @@ void cpu_idle(void) local_irq_disable(); /* Don't trace irqs off for idle */ stop_critical_timings(); - pm_idle(); + if (cpuidle_call_idle()) + pm_idle(); /* * Sanity check to ensure that pm_idle() returns * with IRQs enabled diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c index a3d0dc5..7a3b651 100644 --- a/arch/x86/kernel/process_32.c +++ b/arch/x86/kernel/process_32.c @@ -38,6 +38,7 @@ #include <linux/uaccess.h> #include <linux/io.h> #include <linux/kdebug.h> +#include <linux/cpuidle.h> #include <asm/pgtable.h> #include <asm/system.h> @@ -109,7 +110,8 @@ void cpu_idle(void) local_irq_disable(); /* Don't trace irqs off for idle */ stop_critical_timings(); - pm_idle(); + if (cpuidle_idle_call()) + pm_idle(); start_critical_timings(); } tick_nohz_restart_sched_tick(); diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index ca6f7ab..f693e44 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -37,6 +37,7 @@ #include <linux/uaccess.h> #include <linux/io.h> #include <linux/ftrace.h> +#include <linux/cpuidle.h> #include <asm/pgtable.h> #include <asm/system.h> @@ -136,7 +137,8 @@ void cpu_idle(void) enter_idle(); /* Don't trace irqs off for idle */ stop_critical_timings(); - pm_idle(); + if (cpuidle_idle_call()) + pm_idle(); start_critical_timings(); /* In many cases the interrupt that ended idle |