Messages in this thread Patch in this message | | | From | Xudong Hao <> | Subject | [PATCH] PCI: set correct value for iov device before device | Date | Thu, 30 May 2013 13:45:34 +0800 |
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Since device registering is put into pci_device_add(), it must set value of Virtual Function device's member before the pci_dev is put to device tree. Or some relevant subsystem of driver model such as xen will report a incorrect IOV device to Xen hypervior.
Signed-off-by: Xudong Hao <xudong.hao@intel.com> --- drivers/pci/iov.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c index c93071d..43d3de9 100644 --- a/drivers/pci/iov.c +++ b/drivers/pci/iov.c @@ -110,12 +110,12 @@ static int virtfn_add(struct pci_dev *dev, int id, int reset) if (reset) __pci_reset_function(virtfn); - pci_device_add(virtfn, virtfn->bus); - mutex_unlock(&iov->dev->sriov->lock); - virtfn->physfn = pci_dev_get(dev); virtfn->is_virtfn = 1; + pci_device_add(virtfn, virtfn->bus); + mutex_unlock(&iov->dev->sriov->lock); + rc = pci_bus_add_device(virtfn); sprintf(buf, "virtfn%u", id); rc = sysfs_create_link(&dev->dev.kobj, &virtfn->dev.kobj, buf); -- 1.7.12.1
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