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| author | Thomas Gleixner <tglx@linutronix.de> | 2008-06-09 18:59:53 +0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-06-10 17:52:01 +0400 |
| commit | 6ddd2a27948f0bd02a2ad001e8a6816898eba0dc (patch) | |
| tree | 4a9a8b4d1186bb5a03df6c26f23d4a4a8ba6f7bd /arch/x86/kernel/process_64.c | |
| parent | 9e26d84273541a8c6c2efb705457ca8e6245fb73 (diff) | |
| download | linux-6ddd2a27948f0bd02a2ad001e8a6816898eba0dc.tar.xz | |
x86: simplify idle selection
default_idle is selected in cpu_idle(), when no other idle routine is
selected. Select it in select_idle_routine() when mwait is not
selected.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/process_64.c')
| -rw-r--r-- | arch/x86/kernel/process_64.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index e2319f39988b..db3d89a04399 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -150,12 +150,9 @@ void cpu_idle(void) while (1) { tick_nohz_stop_sched_tick(); while (!need_resched()) { - void (*idle)(void); rmb(); - idle = pm_idle; - if (!idle) - idle = default_idle; + if (cpu_is_offline(smp_processor_id())) play_dead(); /* @@ -165,7 +162,7 @@ void cpu_idle(void) */ local_irq_disable(); enter_idle(); - idle(); + pm_idle(); /* In many cases the interrupt that ended idle has already called exit_idle. But some idle loops can be woken up without interrupt. */ |