PCI: Refresh First VF Offset and VF Stride when updating NumVFs
authorWei Yang <weiyang@linux.vnet.ibm.com>
Wed, 25 Mar 2015 08:23:46 +0000 (16:23 +0800)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Tue, 31 Mar 2015 02:02:36 +0000 (13:02 +1100)
commitf59dca27d20c73500c4a88ab9a077e40669755db
treea9a54e1f7ec522530614752db2f80c2cbd4e134b
parentc1fe1f96e30d31cc99826f19a058d9e9eef87712
PCI: Refresh First VF Offset and VF Stride when updating NumVFs

The First VF Offset and VF Stride fields depend on the NumVFs setting, so
refresh the cached fields in struct pci_sriov when updating NumVFs.  See
the SR-IOV spec r1.1, sec 3.3.9 and 3.3.10.

[bhelgaas: changelog, remove kernel-doc comment marker]
Signed-off-by: Wei Yang <weiyang@linux.vnet.ibm.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
drivers/pci/iov.c