From d19f61f098ae9315b76a97962007f687683916d4 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 17 Feb 2010 14:35:25 +0000 Subject: 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 Signed-off-by: Jesse Barnes --- arch/x86/pci/pcbios.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'arch/x86/pci/pcbios.c') diff --git a/arch/x86/pci/pcbios.c b/arch/x86/pci/pcbios.c index 59a225c17b84..2492d165096a 100644 --- a/arch/x86/pci/pcbios.c +++ b/arch/x86/pci/pcbios.c @@ -162,7 +162,7 @@ static int pci_bios_read(unsigned int seg, unsigned int bus, if (!value || (bus > 255) || (devfn > 255) || (reg > 255)) return -EINVAL; - spin_lock_irqsave(&pci_config_lock, flags); + raw_spin_lock_irqsave(&pci_config_lock, flags); switch (len) { case 1: @@ -213,7 +213,7 @@ static int pci_bios_read(unsigned int seg, unsigned int bus, break; } - spin_unlock_irqrestore(&pci_config_lock, flags); + raw_spin_unlock_irqrestore(&pci_config_lock, flags); return (int)((result & 0xff00) >> 8); } @@ -228,7 +228,7 @@ static int pci_bios_write(unsigned int seg, unsigned int bus, if ((bus > 255) || (devfn > 255) || (reg > 255)) return -EINVAL; - spin_lock_irqsave(&pci_config_lock, flags); + raw_spin_lock_irqsave(&pci_config_lock, flags); switch (len) { case 1: @@ -269,7 +269,7 @@ static int pci_bios_write(unsigned int seg, unsigned int bus, break; } - spin_unlock_irqrestore(&pci_config_lock, flags); + raw_spin_unlock_irqrestore(&pci_config_lock, flags); return (int)((result & 0xff00) >> 8); } -- cgit v1.2.3