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-rw-r--r--drivers/pci/pci.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index cb17db242f30..8dd38e69d6f2 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -270,7 +270,7 @@ struct pci_sriov {
u16 driver_max_VFs; /* max num VFs driver supports */
struct pci_dev *dev; /* lowest numbered PF */
struct pci_dev *self; /* this PF */
- struct mutex lock; /* lock for VF bus */
+ struct mutex lock; /* lock for setting sriov_numvfs in sysfs */
resource_size_t barsz[PCI_SRIOV_NUM_BARS]; /* VF BAR size */
};