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charset="utf-8" This flag was only used in case cx16 is not available, as those code paths = no longer exist, this flag now does basically nothing. Signed-off-by: Teddy Astie --- xen/drivers/passthrough/vtd/iommu.c | 12 +++--------- xen/drivers/passthrough/vtd/vtd.h | 5 ++--- 2 files changed, 5 insertions(+), 12 deletions(-) diff --git a/xen/drivers/passthrough/vtd/iommu.c b/xen/drivers/passthrough/= vtd/iommu.c index 9c787ba9eb..7c6bae0256 100644 --- a/xen/drivers/passthrough/vtd/iommu.c +++ b/xen/drivers/passthrough/vtd/iommu.c @@ -1692,15 +1692,9 @@ static int domain_context_mapping(struct domain *dom= ain, u8 devfn, break; } =20 - if ( domain !=3D pdev->domain && pdev->domain !=3D dom_io ) - { - if ( pdev->domain->is_dying ) - mode |=3D MAP_OWNER_DYING; - else if ( drhd && - !any_pdev_behind_iommu(pdev->domain, pdev, drhd->iommu) = && - !pdev->phantom_stride ) - mode |=3D MAP_SINGLE_DEVICE; - } + if ( domain !=3D pdev->domain && pdev->domain !=3D dom_io && + pdev->domain->is_dying ) + mode |=3D MAP_OWNER_DYING; =20 switch ( pdev->type ) { diff --git a/xen/drivers/passthrough/vtd/vtd.h b/xen/drivers/passthrough/vt= d/vtd.h index cb2df76eed..43f06a353d 100644 --- a/xen/drivers/passthrough/vtd/vtd.h +++ b/xen/drivers/passthrough/vtd/vtd.h @@ -28,9 +28,8 @@ */ #define MAP_WITH_RMRR (1u << 0) #define MAP_OWNER_DYING (1u << 1) -#define MAP_SINGLE_DEVICE (1u << 2) -#define MAP_ERROR_RECOVERY (1u << 3) -#define UNMAP_ME_PHANTOM_FUNC (1u << 4) +#define MAP_ERROR_RECOVERY (1u << 2) +#define UNMAP_ME_PHANTOM_FUNC (1u << 3) =20 /* Allow for both IOAPIC and IOSAPIC. */ #define IO_xAPIC_route_entry IO_APIC_route_entry --=20 2.44.0 Teddy Astie | Vates XCP-ng Intern XCP-ng & Xen Orchestra - Vates solutions web: https://vates.tech