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-rw-r--r--arch/arm/kernel/smp.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 3bf82232b1be..facd4240ca02 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -62,12 +62,6 @@
*/
struct secondary_data secondary_data;
-/*
- * control for which core is the next to come out of the secondary
- * boot "holding pen"
- */
-volatile int pen_release = -1;
-
enum ipi_msg_type {
IPI_WAKEUP,
IPI_TIMER,
@@ -254,7 +248,7 @@ int __cpu_disable(void)
/*
* OK - migrate IRQs away from this CPU
*/
- migrate_irqs();
+ irq_migrate_all_off_this_cpu();
/*
* Flush user cache and TLB mappings, and then remove this CPU
@@ -604,8 +598,10 @@ static void ipi_cpu_stop(unsigned int cpu)
local_fiq_disable();
local_irq_disable();
- while (1)
+ while (1) {
cpu_relax();
+ wfe();
+ }
}
static DEFINE_PER_CPU(struct completion *, cpu_completion);