diff options
| author | Thomas Gleixner | 2010-02-17 15:35:25 +0100 |
|---|---|---|
| committer | Jesse Barnes | 2010-05-11 21:01:09 +0200 |
| commit | d19f61f098ae9315b76a97962007f687683916d4 (patch) | |
| tree | cc8c1d72932ea9883b1ef2cd315a41a08e765a9c /arch/x86/pci/numaq_32.c | |
| parent | PCI: Convert pci_lock to raw_spinlock (diff) | |
| download | kernel-qcow2-linux-d19f61f098ae9315b76a97962007f687683916d4.tar.gz kernel-qcow2-linux-d19f61f098ae9315b76a97962007f687683916d4.tar.xz kernel-qcow2-linux-d19f61f098ae9315b76a97962007f687683916d4.zip | |
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.c | 8 |
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; } |