On Monday 21 January 2013, Vineet Gupta wrote:
> - while (!need_resched())
> +doze:
> + local_irq_disable();
> + if (!need_resched()) {
> arch_idle();
> + goto doze;
> + } else {
> +
On Friday 18 January 2013 08:05 PM, Arnd Bergmann wrote:
> On Friday 18 January 2013, Vineet Gupta wrote:
>> +void cpu_idle(void)
>> +{
>> + /* Since we SLEEP in idle loop, TIF_POLLING_NRFLAG can't be set */
>> +
>> + /* endless idle loop with no priority at all */
>> + while (1)
On Friday 18 January 2013 08:05 PM, Arnd Bergmann wrote:
On Friday 18 January 2013, Vineet Gupta wrote:
+void cpu_idle(void)
+{
+ /* Since we SLEEP in idle loop, TIF_POLLING_NRFLAG can't be set */
+
+ /* endless idle loop with no priority at all */
+ while (1) {
+
On Monday 21 January 2013, Vineet Gupta wrote:
- while (!need_resched())
+doze:
+ local_irq_disable();
+ if (!need_resched()) {
arch_idle();
+ goto doze;
+ } else {
+
On Friday 18 January 2013, Vineet Gupta wrote:
> +void cpu_idle(void)
> +{
> + /* Since we SLEEP in idle loop, TIF_POLLING_NRFLAG can't be set */
> +
> + /* endless idle loop with no priority at all */
> + while (1) {
> + tick_nohz_idle_enter();
> +
Signed-off-by: Vineet Gupta
Cc: Al Viro
Cc: Thomas Gleixner
Cc: Frederic Weisbecker
---
arch/arc/include/asm/arcregs.h | 20
arch/arc/include/asm/processor.h |3 +
arch/arc/include/asm/switch_to.h | 41
arch/arc/kernel/ctx_sw.c | 91 +
Signed-off-by: Vineet Gupta vgu...@synopsys.com
Cc: Al Viro v...@zeniv.linux.org.uk
Cc: Thomas Gleixner t...@linutronix.de
Cc: Frederic Weisbecker fweis...@gmail.com
---
arch/arc/include/asm/arcregs.h | 20
arch/arc/include/asm/processor.h |3 +
arch/arc/include/asm/switch_to.h |
On Friday 18 January 2013, Vineet Gupta wrote:
+void cpu_idle(void)
+{
+ /* Since we SLEEP in idle loop, TIF_POLLING_NRFLAG can't be set */
+
+ /* endless idle loop with no priority at all */
+ while (1) {
+ tick_nohz_idle_enter();
+
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