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| author | Yong Zhang <yong.zhang@windriver.com> | 2012-07-19 09:13:53 +0200 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2012-07-19 11:23:44 +0200 |
| commit | 856ac3c6e0c4cb566014edf5fa185b962298db88 (patch) | |
| tree | a22d79cf7735b7ca312ceec4650c701c3eb4903c /arch/mips/kernel/smp-bmips.c | |
| parent | 1bcfecc028686ea32e49b0f4f6e8a665917cb49a (diff) | |
| download | lwn-856ac3c6e0c4cb566014edf5fa185b962298db88.tar.gz lwn-856ac3c6e0c4cb566014edf5fa185b962298db88.zip | |
MIPS: BMIPS: delay irq enable to ->smp_finish()
To prepare for smoothing set_cpu_[active|online]() mess up
Signed-off-by: Yong Zhang <yong.zhang0@gmail.com>
Cc: Sergei Shtylyov <sshtylyov@mvista.com>
Cc: David Daney <david.daney@cavium.com>
Acked-by: David Daney <david.daney@cavium.com>
Patchwork: https://patchwork.linux-mips.org/patch/3846/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/smp-bmips.c')
| -rw-r--r-- | arch/mips/kernel/smp-bmips.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/mips/kernel/smp-bmips.c b/arch/mips/kernel/smp-bmips.c index 32fe9254d943..8e393b8443f7 100644 --- a/arch/mips/kernel/smp-bmips.c +++ b/arch/mips/kernel/smp-bmips.c @@ -196,13 +196,6 @@ static void bmips_init_secondary(void) write_c0_brcm_action(ACTION_CLR_IPI(smp_processor_id(), 0)); #endif - - /* make sure there won't be a timer interrupt for a little while */ - write_c0_compare(read_c0_count() + mips_hpt_frequency / HZ); - - irq_enable_hazard(); - set_c0_status(IE_SW0 | IE_SW1 | IE_IRQ1 | IE_IRQ5 | ST0_IE); - irq_enable_hazard(); } /* @@ -211,6 +204,13 @@ static void bmips_init_secondary(void) static void bmips_smp_finish(void) { pr_info("SMP: CPU%d is running\n", smp_processor_id()); + + /* make sure there won't be a timer interrupt for a little while */ + write_c0_compare(read_c0_count() + mips_hpt_frequency / HZ); + + irq_enable_hazard(); + set_c0_status(IE_SW0 | IE_SW1 | IE_IRQ1 | IE_IRQ5 | ST0_IE); + irq_enable_hazard(); } /* |