On 2016/6/21 10:26, Bjorn Helgaas wrote:
On Thu, Jun 02, 2016 at 01:46:51PM +0800, Yongji Xie wrote:
When vfio passthrough a PCI device of which MMIO BARs are
smaller than PAGE_SIZE, guest will not handle the mmio
accesses to the BARs which leads to mmio emulations in host.
This is because
On 2016/6/21 10:26, Bjorn Helgaas wrote:
On Thu, Jun 02, 2016 at 01:46:51PM +0800, Yongji Xie wrote:
When vfio passthrough a PCI device of which MMIO BARs are
smaller than PAGE_SIZE, guest will not handle the mmio
accesses to the BARs which leads to mmio emulations in host.
This is because
On Thu, Jun 02, 2016 at 01:46:51PM +0800, Yongji Xie wrote:
> When vfio passthrough a PCI device of which MMIO BARs are
> smaller than PAGE_SIZE, guest will not handle the mmio
> accesses to the BARs which leads to mmio emulations in host.
>
> This is because vfio will not allow to passthrough
On Thu, Jun 02, 2016 at 01:46:51PM +0800, Yongji Xie wrote:
> When vfio passthrough a PCI device of which MMIO BARs are
> smaller than PAGE_SIZE, guest will not handle the mmio
> accesses to the BARs which leads to mmio emulations in host.
>
> This is because vfio will not allow to passthrough
When vfio passthrough a PCI device of which MMIO BARs are
smaller than PAGE_SIZE, guest will not handle the mmio
accesses to the BARs which leads to mmio emulations in host.
This is because vfio will not allow to passthrough one BAR's
mmio page which may be shared with other BARs. Otherwise,
When vfio passthrough a PCI device of which MMIO BARs are
smaller than PAGE_SIZE, guest will not handle the mmio
accesses to the BARs which leads to mmio emulations in host.
This is because vfio will not allow to passthrough one BAR's
mmio page which may be shared with other BARs. Otherwise,
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