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idle(): cosmetic changes

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NAKAMURA Gou
2014-10-14 19:25:19 +09:00
parent ec179f072d
commit 758796bb69
1 changed files with 11 additions and 7 deletions
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18
kernel/process.c
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@@ -1781,16 +1781,20 @@ void cpu_clear(int cpu, cpu_set_t *cpu_set, ihk_spinlock_t *lock)
static void idle(void)
{
cpu_local_var(status) = CPU_STATUS_IDLE;
cpu_enable_interrupt();
struct cpu_local_var *v = get_this_cpu_local_var();
v->status = CPU_STATUS_IDLE;
cpu_enable_interrupt();
while (1) {
schedule();
cpu_disable_interrupt();
if (cpu_local_var(status) == CPU_STATUS_IDLE)
cpu_safe_halt();
else
cpu_enable_interrupt();
cpu_disable_interrupt();
if (v->status == CPU_STATUS_IDLE) {
cpu_safe_halt();
}
else {
cpu_enable_interrupt();
}
}
}