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path: root/drivers/pci/iov.c
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Diffstat (limited to 'drivers/pci/iov.c')
-rw-r--r--drivers/pci/iov.c7
1 files changed, 0 insertions, 7 deletions
diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c
index 47227820406d..2479ae876482 100644
--- a/drivers/pci/iov.c
+++ b/drivers/pci/iov.c
@@ -124,7 +124,6 @@ int pci_iov_add_virtfn(struct pci_dev *dev, int id, int reset)
struct pci_sriov *iov = dev->sriov;
struct pci_bus *bus;
- mutex_lock(&iov->dev->sriov->lock);
bus = virtfn_add_bus(dev->bus, pci_iov_virtfn_bus(dev, id));
if (!bus)
goto failed;
@@ -162,7 +161,6 @@ int pci_iov_add_virtfn(struct pci_dev *dev, int id, int reset)
__pci_reset_function(virtfn);
pci_device_add(virtfn, virtfn->bus);
- mutex_unlock(&iov->dev->sriov->lock);
pci_bus_add_device(virtfn);
sprintf(buf, "virtfn%u", id);
@@ -181,12 +179,10 @@ failed2:
sysfs_remove_link(&dev->dev.kobj, buf);
failed1:
pci_dev_put(dev);
- mutex_lock(&iov->dev->sriov->lock);
pci_stop_and_remove_bus_device(virtfn);
failed0:
virtfn_remove_bus(dev->bus, bus);
failed:
- mutex_unlock(&iov->dev->sriov->lock);
return rc;
}
@@ -195,7 +191,6 @@ void pci_iov_remove_virtfn(struct pci_dev *dev, int id, int reset)
{
char buf[VIRTFN_ID_LEN];
struct pci_dev *virtfn;
- struct pci_sriov *iov = dev->sriov;
virtfn = pci_get_domain_bus_and_slot(pci_domain_nr(dev->bus),
pci_iov_virtfn_bus(dev, id),
@@ -218,10 +213,8 @@ void pci_iov_remove_virtfn(struct pci_dev *dev, int id, int reset)
if (virtfn->dev.kobj.sd)
sysfs_remove_link(&virtfn->dev.kobj, "physfn");
- mutex_lock(&iov->dev->sriov->lock);
pci_stop_and_remove_bus_device(virtfn);
virtfn_remove_bus(dev->bus, virtfn->bus);
- mutex_unlock(&iov->dev->sriov->lock);
/* balance pci_get_domain_bus_and_slot() */
pci_dev_put(virtfn);