linux-kernel - [PATCH 3/8] MIPS: SMTC: delay irq enable to ->smp

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Message-Id: <1337580008-7280-4-git-send-email-yong.zhang0@gmail.com>
Date:	Mon, 21 May 2012 14:00:03 +0800
From:	Yong Zhang <yong.zhang0@...il.com>
To:	linux-mips@...ux-mips.org, linux-kernel@...r.kernel.org
Cc:	ralf@...ux-mips.org, sshtylyov@...sta.com, david.daney@...ium.com
Subject: [PATCH 3/8] MIPS: SMTC: delay irq enable to ->smp_finish()

From: Yong Zhang <yong.zhang@...driver.com>

To prepare for smoothing set_cpu_[active|online]() mess up

Signed-off-by: Yong Zhang <yong.zhang0@...il.com>
Acked-by: David Daney <david.daney@...ium.com>
---
 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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