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| author | Kevin Hilman <khilman@mvista.com> | 2007-03-14 17:33:24 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2007-04-21 22:02:25 +0200 |
| commit | 9e4559ddffc012a73ea0b54ed3b6a219c1483ae9 (patch) | |
| tree | 7446212df749c28d85a32e29a9ce499385b16d83 /arch/arm/kernel/process.c | |
| parent | [ARM] 4257/2: Kconfig support for GENERIC_CLOCKEVENTS (diff) | |
| download | linux-9e4559ddffc012a73ea0b54ed3b6a219c1483ae9.tar.xz linux-9e4559ddffc012a73ea0b54ed3b6a219c1483ae9.zip | |
[ARM] 4258/2: Support for dynticks in idle loop
And, wrap timer_tick() and sysdev suspend/resume in
!GENERIC_CLOCKEVENTS since clockevent layer takes care
of these.
Signed-off-by: Kevin Hilman <khilman@mvista.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/kernel/process.c')
| -rw-r--r-- | arch/arm/kernel/process.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index 8afd83d0cbdd..5d6e6523598b 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -27,6 +27,7 @@ #include <linux/cpu.h> #include <linux/elfcore.h> #include <linux/pm.h> +#include <linux/tick.h> #include <asm/leds.h> #include <asm/processor.h> @@ -159,9 +160,11 @@ void cpu_idle(void) if (!idle) idle = default_idle; leds_event(led_idle_start); + tick_nohz_stop_sched_tick(); while (!need_resched()) idle(); leds_event(led_idle_end); + tick_nohz_restart_sched_tick(); preempt_enable_no_resched(); schedule(); preempt_disable(); |