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authorThomas Gleixner <tglx@linutronix.de>2010-02-17 14:35:25 (GMT)
committerJesse Barnes <jbarnes@virtuousgeek.org>2010-05-11 19:01:09 (GMT)
commitd19f61f098ae9315b76a97962007f687683916d4 (patch)
treecc8c1d72932ea9883b1ef2cd315a41a08e765a9c /arch/x86/pci/numaq_32.c
parent511dd98ce8cf6dc4f8f2cb32a8af31ce9f4ba4a1 (diff)
downloadlinux-d19f61f098ae9315b76a97962007f687683916d4.tar.xz
x86/PCI: Convert pci_config_lock to raw_spinlock
pci_config_lock must be a real spinlock in preempt-rt. Convert it to raw_spinlock. No change for !RT kernels. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'arch/x86/pci/numaq_32.c')
-rw-r--r--arch/x86/pci/numaq_32.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/pci/numaq_32.c b/arch/x86/pci/numaq_32.c
index 8223738..5c9e245 100644
--- a/arch/x86/pci/numaq_32.c
+++ b/arch/x86/pci/numaq_32.c
@@ -37,7 +37,7 @@ static int pci_conf1_mq_read(unsigned int seg, unsigned int bus,
if (!value || (bus >= MAX_MP_BUSSES) || (devfn > 255) || (reg > 255))
return -EINVAL;
- spin_lock_irqsave(&pci_config_lock, flags);
+ raw_spin_lock_irqsave(&pci_config_lock, flags);
write_cf8(bus, devfn, reg);
@@ -62,7 +62,7 @@ static int pci_conf1_mq_read(unsigned int seg, unsigned int bus,
break;
}
- spin_unlock_irqrestore(&pci_config_lock, flags);
+ raw_spin_unlock_irqrestore(&pci_config_lock, flags);
return 0;
}
@@ -76,7 +76,7 @@ static int pci_conf1_mq_write(unsigned int seg, unsigned int bus,
if ((bus >= MAX_MP_BUSSES) || (devfn > 255) || (reg > 255))
return -EINVAL;
- spin_lock_irqsave(&pci_config_lock, flags);
+ raw_spin_lock_irqsave(&pci_config_lock, flags);
write_cf8(bus, devfn, reg);
@@ -101,7 +101,7 @@ static int pci_conf1_mq_write(unsigned int seg, unsigned int bus,
break;
}
- spin_unlock_irqrestore(&pci_config_lock, flags);
+ raw_spin_unlock_irqrestore(&pci_config_lock, flags);
return 0;
}