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/openbmc/qemu/include/hw/pci/
H A Dpcie_regs.hdiff db891a9ba3b5aef52c2735f9b907d4d3678a86f8 Thu Feb 21 12:13:22 CST 2019 Knut Omang <knut.omang@oracle.com> pcie: Add a simple PCIe ACS (Access Control Services) helper function

Implementing an ACS capability on downstream ports and multifunction
endpoints indicates isolation and IOMMU visibility to a finer
granularity. This creates smaller IOMMU groups in the guest and thus
more flexibility in assigning endpoints to guest userspace or an L2
guest.

Signed-off-by: Knut Omang <knut.omang@oracle.com>
Message-Id: <07489975121696f5573b0a92baaf3486ef51e35d.1550768238.git-series.knut.omang@oracle.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Alex Williamson <alex.williamson@redhat.com>
H A Dpcie.hdiff db891a9ba3b5aef52c2735f9b907d4d3678a86f8 Thu Feb 21 12:13:22 CST 2019 Knut Omang <knut.omang@oracle.com> pcie: Add a simple PCIe ACS (Access Control Services) helper function

Implementing an ACS capability on downstream ports and multifunction
endpoints indicates isolation and IOMMU visibility to a finer
granularity. This creates smaller IOMMU groups in the guest and thus
more flexibility in assigning endpoints to guest userspace or an L2
guest.

Signed-off-by: Knut Omang <knut.omang@oracle.com>
Message-Id: <07489975121696f5573b0a92baaf3486ef51e35d.1550768238.git-series.knut.omang@oracle.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Alex Williamson <alex.williamson@redhat.com>
/openbmc/qemu/hw/pci/
H A Dpcie.cdiff db891a9ba3b5aef52c2735f9b907d4d3678a86f8 Thu Feb 21 12:13:22 CST 2019 Knut Omang <knut.omang@oracle.com> pcie: Add a simple PCIe ACS (Access Control Services) helper function

Implementing an ACS capability on downstream ports and multifunction
endpoints indicates isolation and IOMMU visibility to a finer
granularity. This creates smaller IOMMU groups in the guest and thus
more flexibility in assigning endpoints to guest userspace or an L2
guest.

Signed-off-by: Knut Omang <knut.omang@oracle.com>
Message-Id: <07489975121696f5573b0a92baaf3486ef51e35d.1550768238.git-series.knut.omang@oracle.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Alex Williamson <alex.williamson@redhat.com>