diff options
| author | Bjorn Helgaas <bhelgaas@google.com> | 2012-05-15 17:01:09 -0600 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2012-05-15 17:01:09 -0600 |
| commit | 867aae6ebe593db73fb8a676475ee20227292cfe (patch) | |
| tree | 8c1e0611698c9dddf74a8598ef7e563ee432dfaf | |
| parent | 74d24b219bc4ebb20b75d63af2bb577bc1b10b5e (diff) | |
x86/PCI: only check for spinlock being held in SMP kernels
spin_is_locked() is always false on UP kernels: spin_lock_irqsave() does no
locking, so we can't tell whether the lock is held or not. Therefore,
this warning is only valid for SMP kernels.
CC: Myron Stowe <myron.stowe@redhat.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
| -rw-r--r-- | arch/x86/pci/i386.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c index 831971e731f..dd8ca6f7223 100644 --- a/arch/x86/pci/i386.c +++ b/arch/x86/pci/i386.c @@ -57,7 +57,7 @@ static struct pcibios_fwaddrmap *pcibios_fwaddrmap_lookup(struct pci_dev *dev) { struct pcibios_fwaddrmap *map; - WARN_ON(!spin_is_locked(&pcibios_fwaddrmap_lock)); + WARN_ON_SMP(!spin_is_locked(&pcibios_fwaddrmap_lock)); list_for_each_entry(map, &pcibios_fwaddrmappings, list) if (map->dev == dev) |