Messages in this thread | | | Date | Wed, 20 Aug 2014 18:29:22 -0400 | From | Konrad Rzeszutek Wilk <> | Subject | Re: How to get the number of VFs assigned to the guests in XEN |
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On Wed, Aug 20, 2014 at 04:33:29PM +0530, Sreekanth Reddy wrote: > HI, > > > > For SRIOV support, currently in the KVM environment, mpt3sas driver can use > the API pci_vfs_assigned() to know the number of VFs that are currently > assigned to the running VMs. So that during the PF driver unload time, if > the return value of this API is greater than zero the our driver won't call > the pci_disable_sriov() to disable the VFs. > > > > Now for the same purpose in XEN environment, is there any API similar to > pci_vfs_assigned() which the low lever device driver can use to know 'the > number of VFs that are currently assigned to the running VMs'. In XEN > environment this API pci_vfs_assigned() will return always zero even though > VFs are assigned to the running VMs.
Odd. It should return the same value. Are the devices binded to pci-back?
> > > > Regards, > > Sreekanth
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