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authorThomas Gleixner <tglx@linutronix.de>2010-02-18 02:23:14 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-02-19 14:52:31 +1100
commita9e8bf21cd0f5a5a8ebe63fa356a8f100b8a0955 (patch)
tree9b3b5514252027698fb063d46e2e142a646ab611 /arch/powerpc/sysdev
parent6b9c9b8a66f7696ce392d34f90d4d6aa7045f51d (diff)
downloadop-kernel-dev-a9e8bf21cd0f5a5a8ebe63fa356a8f100b8a0955.zip
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powerpc: Convert ipic_lock to raw_spinlock
ipic_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/sysdev')
-rw-r--r--arch/powerpc/sysdev/ipic.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c
index 1648671..d7b9b9c 100644
--- a/arch/powerpc/sysdev/ipic.c
+++ b/arch/powerpc/sysdev/ipic.c
@@ -32,7 +32,7 @@
static struct ipic * primary_ipic;
static struct irq_chip ipic_level_irq_chip, ipic_edge_irq_chip;
-static DEFINE_SPINLOCK(ipic_lock);
+static DEFINE_RAW_SPINLOCK(ipic_lock);
static struct ipic_info ipic_info[] = {
[1] = {
@@ -530,13 +530,13 @@ static void ipic_unmask_irq(unsigned int virq)
unsigned long flags;
u32 temp;
- spin_lock_irqsave(&ipic_lock, flags);
+ raw_spin_lock_irqsave(&ipic_lock, flags);
temp = ipic_read(ipic->regs, ipic_info[src].mask);
temp |= (1 << (31 - ipic_info[src].bit));
ipic_write(ipic->regs, ipic_info[src].mask, temp);
- spin_unlock_irqrestore(&ipic_lock, flags);
+ raw_spin_unlock_irqrestore(&ipic_lock, flags);
}
static void ipic_mask_irq(unsigned int virq)
@@ -546,7 +546,7 @@ static void ipic_mask_irq(unsigned int virq)
unsigned long flags;
u32 temp;
- spin_lock_irqsave(&ipic_lock, flags);
+ raw_spin_lock_irqsave(&ipic_lock, flags);
temp = ipic_read(ipic->regs, ipic_info[src].mask);
temp &= ~(1 << (31 - ipic_info[src].bit));
@@ -556,7 +556,7 @@ static void ipic_mask_irq(unsigned int virq)
* for nearly all cases. */
mb();
- spin_unlock_irqrestore(&ipic_lock, flags);
+ raw_spin_unlock_irqrestore(&ipic_lock, flags);
}
static void ipic_ack_irq(unsigned int virq)
@@ -566,7 +566,7 @@ static void ipic_ack_irq(unsigned int virq)
unsigned long flags;
u32 temp;
- spin_lock_irqsave(&ipic_lock, flags);
+ raw_spin_lock_irqsave(&ipic_lock, flags);
temp = 1 << (31 - ipic_info[src].bit);
ipic_write(ipic->regs, ipic_info[src].ack, temp);
@@ -575,7 +575,7 @@ static void ipic_ack_irq(unsigned int virq)
* for nearly all cases. */
mb();
- spin_unlock_irqrestore(&ipic_lock, flags);
+ raw_spin_unlock_irqrestore(&ipic_lock, flags);
}
static void ipic_mask_irq_and_ack(unsigned int virq)
@@ -585,7 +585,7 @@ static void ipic_mask_irq_and_ack(unsigned int virq)
unsigned long flags;
u32 temp;
- spin_lock_irqsave(&ipic_lock, flags);
+ raw_spin_lock_irqsave(&ipic_lock, flags);
temp = ipic_read(ipic->regs, ipic_info[src].mask);
temp &= ~(1 << (31 - ipic_info[src].bit));
@@ -598,7 +598,7 @@ static void ipic_mask_irq_and_ack(unsigned int virq)
* for nearly all cases. */
mb();
- spin_unlock_irqrestore(&ipic_lock, flags);
+ raw_spin_unlock_irqrestore(&ipic_lock, flags);
}
static int ipic_set_irq_type(unsigned int virq, unsigned int flow_type)
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