forked from Minki/linux
[PATCH] i386 prepare for dyntick
Prepare i386 for dyntick: idle handler callbacks. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: john stultz <johnstul@us.ibm.com> Cc: Roman Zippel <zippel@linux-m68k.org> Cc: Andi Kleen <ak@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -38,6 +38,7 @@
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#include <linux/ptrace.h>
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#include <linux/random.h>
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#include <linux/personality.h>
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#include <linux/tick.h>
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#include <asm/uaccess.h>
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#include <asm/pgtable.h>
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@ -211,6 +212,7 @@ void cpu_idle(void)
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/* endless idle loop with no priority at all */
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while (1) {
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tick_nohz_stop_sched_tick();
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while (!need_resched()) {
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void (*idle)(void);
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@ -238,6 +240,7 @@ void cpu_idle(void)
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idle();
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__exit_idle();
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}
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tick_nohz_restart_sched_tick();
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preempt_enable_no_resched();
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schedule();
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preempt_disable();
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