[PATCH 3/8] MIPS: SMTC: delay irq enable to ->smp_finish()
From: Yong Zhang
Date: Mon May 21 2012 - 02:01:11 EST
From: Yong Zhang <yong.zhang@xxxxxxxxxxxxx>
To prepare for smoothing set_cpu_[active|online]() mess up
Signed-off-by: Yong Zhang <yong.zhang0@xxxxxxxxx>
Acked-by: David Daney <david.daney@xxxxxxxxxx>
---
arch/mips/kernel/smtc.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c
index f5dd38f..af46fdd 100644
--- a/arch/mips/kernel/smtc.c
+++ b/arch/mips/kernel/smtc.c
@@ -615,7 +615,6 @@ void __cpuinit smtc_boot_secondary(int cpu, struct task_struct *idle)
void smtc_init_secondary(void)
{
- local_irq_enable();
}
void smtc_smp_finish(void)
@@ -631,6 +630,8 @@ void smtc_smp_finish(void)
if (cpu > 0 && (cpu_data[cpu].vpe_id != cpu_data[cpu - 1].vpe_id))
write_c0_compare(read_c0_count() + mips_hpt_frequency/HZ);
+ local_irq_enable();
+
printk("TC %d going on-line as CPU %d\n",
cpu_data[smp_processor_id()].tc_id, smp_processor_id());
}
--
1.7.5.4
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