Convert sh to use the generic framework to boot secondary CPUs.
Notes:
Postpone enabling local interrupts to after completing bringup of
secondary CPU.
Cc: Paul Mundt <lethal@xxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Cc: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
Cc: Mike Frysinger <vapier@xxxxxxxxxx>
Cc: linux-sh@xxxxxxxxxxxxxxx
Signed-off-by: Srivatsa S. Bhat <srivatsa.bhat@xxxxxxxxxxxxxxxxxx>
---
arch/sh/kernel/smp.c | 19 +++++++++----------
1 files changed, 9 insertions(+), 10 deletions(-)
diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c
index 8e0fde0..d7f7faf 100644
--- a/arch/sh/kernel/smp.c
+++ b/arch/sh/kernel/smp.c
@@ -179,6 +179,11 @@ void native_play_dead(void)
asmlinkage void __cpuinit start_secondary(void)
{
+ smpboot_start_secondary(NULL);
+}
+
+void __cpuinit __cpu_pre_starting(void *unused)
+{
unsigned int cpu = smp_processor_id();
struct mm_struct *mm = &init_mm;
@@ -190,23 +195,17 @@ asmlinkage void __cpuinit start_secondary(void)
local_flush_tlb_all();
per_cpu_trap_init();
+}
- preempt_disable();
-
- notify_cpu_starting(cpu);
-
- local_irq_enable();
+void __cpuinit __cpu_pre_online(void *unused)
+{
+ unsigned int cpu = smp_processor_id();
/* Enable local timers */
local_timer_setup(cpu);
calibrate_delay();
smp_store_cpu_info(cpu);
-
- set_cpu_online(cpu, true);
- per_cpu(cpu_state, cpu) = CPU_ONLINE;
-
- cpu_idle();
}
extern struct {
--
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