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authorThomas Gleixner <tglx@linutronix.de>2010-02-18 02:22:52 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-02-19 14:52:30 +1100
commit5181e7909b28abe5ce6674412a74167fd074824a (patch)
tree368bf4a14400a5a2ea2c4f842c6bd1fdac582c50 /arch/powerpc/platforms
parent7d725bdc1b25b9c4ff7c14e43d0d0d6c3d677727 (diff)
downloadblackbird-op-linux-5181e7909b28abe5ce6674412a74167fd074824a.tar.gz
blackbird-op-linux-5181e7909b28abe5ce6674412a74167fd074824a.zip
powerpc: Convert beatic_irq_mask_lock to raw_spinlock
beatic_irq_mask_lock needs to be a real spinlock in RT. Convert it to raw_spinlock. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/platforms')
-rw-r--r--arch/powerpc/platforms/cell/beat_interrupt.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/arch/powerpc/platforms/cell/beat_interrupt.c b/arch/powerpc/platforms/cell/beat_interrupt.c
index 8d29290f6070..682af97321a8 100644
--- a/arch/powerpc/platforms/cell/beat_interrupt.c
+++ b/arch/powerpc/platforms/cell/beat_interrupt.c
@@ -30,7 +30,7 @@
#include "beat_wrapper.h"
#define MAX_IRQS NR_IRQS
-static DEFINE_SPINLOCK(beatic_irq_mask_lock);
+static DEFINE_RAW_SPINLOCK(beatic_irq_mask_lock);
static uint64_t beatic_irq_mask_enable[(MAX_IRQS+255)/64];
static uint64_t beatic_irq_mask_ack[(MAX_IRQS+255)/64];
@@ -65,30 +65,30 @@ static void beatic_mask_irq(unsigned int irq_plug)
{
unsigned long flags;
- spin_lock_irqsave(&beatic_irq_mask_lock, flags);
+ raw_spin_lock_irqsave(&beatic_irq_mask_lock, flags);
beatic_irq_mask_enable[irq_plug/64] &= ~(1UL << (63 - (irq_plug%64)));
beatic_update_irq_mask(irq_plug);
- spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
+ raw_spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
}
static void beatic_unmask_irq(unsigned int irq_plug)
{
unsigned long flags;
- spin_lock_irqsave(&beatic_irq_mask_lock, flags);
+ raw_spin_lock_irqsave(&beatic_irq_mask_lock, flags);
beatic_irq_mask_enable[irq_plug/64] |= 1UL << (63 - (irq_plug%64));
beatic_update_irq_mask(irq_plug);
- spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
+ raw_spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
}
static void beatic_ack_irq(unsigned int irq_plug)
{
unsigned long flags;
- spin_lock_irqsave(&beatic_irq_mask_lock, flags);
+ raw_spin_lock_irqsave(&beatic_irq_mask_lock, flags);
beatic_irq_mask_ack[irq_plug/64] &= ~(1UL << (63 - (irq_plug%64)));
beatic_update_irq_mask(irq_plug);
- spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
+ raw_spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
}
static void beatic_end_irq(unsigned int irq_plug)
@@ -103,10 +103,10 @@ static void beatic_end_irq(unsigned int irq_plug)
printk(KERN_ERR "IRQ over-downcounted, plug %d\n", irq_plug);
}
- spin_lock_irqsave(&beatic_irq_mask_lock, flags);
+ raw_spin_lock_irqsave(&beatic_irq_mask_lock, flags);
beatic_irq_mask_ack[irq_plug/64] |= 1UL << (63 - (irq_plug%64));
beatic_update_irq_mask(irq_plug);
- spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
+ raw_spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
}
static struct irq_chip beatic_pic = {
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