diff options
author | Tony Lindgren <tony@atomide.com> | 2010-05-20 11:37:23 -0700 |
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committer | Tony Lindgren <tony@atomide.com> | 2010-05-20 11:37:23 -0700 |
commit | f6304f5804f228b6c2fea9e3dfac25c5b2db9b38 (patch) | |
tree | 362b9b6a3bd32b868e5917a32d448ac75c5854df /arch/sh/kernel/idle.c | |
parent | 4fa73a1bf89ebea4eba8a9982b5f64d266d8b5e9 (diff) | |
parent | 6daa642d9b8ec762b3c5641cd5e5fa855a5405bf (diff) |
Merge branch 'omap4-i2c-init' into omap-for-linus
Diffstat (limited to 'arch/sh/kernel/idle.c')
-rw-r--r-- | arch/sh/kernel/idle.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/sh/kernel/idle.c b/arch/sh/kernel/idle.c index 273f890b17ae..425d604e3a28 100644 --- a/arch/sh/kernel/idle.c +++ b/arch/sh/kernel/idle.c @@ -19,6 +19,7 @@ #include <asm/pgalloc.h> #include <asm/system.h> #include <asm/atomic.h> +#include <asm/smp.h> void (*pm_idle)(void) = NULL; @@ -89,10 +90,13 @@ void cpu_idle(void) while (1) { tick_nohz_stop_sched_tick(1); - while (!need_resched() && cpu_online(cpu)) { + while (!need_resched()) { check_pgt_cache(); rmb(); + if (cpu_is_offline(cpu)) + play_dead(); + local_irq_disable(); /* Don't trace irqs off for idle */ stop_critical_timings(); @@ -133,7 +137,7 @@ static void do_nothing(void *unused) void stop_this_cpu(void *unused) { local_irq_disable(); - cpu_clear(smp_processor_id(), cpu_online_map); + set_cpu_online(smp_processor_id(), false); for (;;) cpu_sleep(); |