Name
pci_sriov_set_totalvfs — 
     - reduce the TotalVFs available
 
Synopsis
| int pci_sriov_set_totalvfs ( | struct pci_dev * dev, | 
|  | u16 numvfs ); | 
 
Arguments
- dev
- 
     the PCI PF device
     
- numvfs
- 
     number that should be used for TotalVFs supported
     
Description
   Should be called from PF driver's probe routine with
   device's mutex held.
   
   Returns 0 if PF is an SRIOV-capable device and
   value of numvfs valid. If not a PF return -ENOSYS;
   if numvfs is invalid return -EINVAL;
   if VFs already enabled, return -EBUSY.