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>

1 files changed, 4 insertions, 4 deletions

diff --git a/arch/x86/pci/numaq_32.c b/arch/x86/pci/numaq_32.c
index 8223738ad806..5c9e2458df4e 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;
 }