On Sat, Mar 03, 2018 at 05:33:10AM +0100, KarimAllah Ahmed wrote:
> Per PCIe r4.0, sec 9.3.4.1.11, the BARs registers from the VF config space
> are all RO Zero for PCI VFs. So just skip reading them for VFs.
>
> This is an optimization when enabling SR-IOV on a device with many VFs.
>
> Cc:
On Sat, Mar 03, 2018 at 05:33:10AM +0100, KarimAllah Ahmed wrote:
> Per PCIe r4.0, sec 9.3.4.1.11, the BARs registers from the VF config space
> are all RO Zero for PCI VFs. So just skip reading them for VFs.
>
> This is an optimization when enabling SR-IOV on a device with many VFs.
>
> Cc:
Per PCIe r4.0, sec 9.3.4.1.11, the BARs registers from the VF config space
are all RO Zero for PCI VFs. So just skip reading them for VFs.
This is an optimization when enabling SR-IOV on a device with many VFs.
Cc: Bjorn Helgaas
Cc: linux-...@vger.kernel.org
Cc:
Per PCIe r4.0, sec 9.3.4.1.11, the BARs registers from the VF config space
are all RO Zero for PCI VFs. So just skip reading them for VFs.
This is an optimization when enabling SR-IOV on a device with many VFs.
Cc: Bjorn Helgaas
Cc: linux-...@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
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