On Fri, 13 Sep 2019 at 11:58, Paul Durrant <[email protected]> wrote: > > This patch defines a new bit reported in the hw_cap field of struct > xen_sysctl_physinfo to indicate whether the platform supports sharing of > HAP page tables (i.e. the P2M) with the IOMMU. This informs the toolstack > whether the domain needs extra memory to store discrete IOMMU page tables > or not. > > NOTE: This patch makes sure iommu_hap_pt_shared is clear if HAP is not > supported or the IOMMU is disabled, and defines it to false if > !CONFIG_HVM. > > Signed-off-by: Paul Durrant <[email protected]> > Acked-by: Christian Lindig <[email protected]> > --- > Cc: Ian Jackson <[email protected]> > Cc: Wei Liu <[email protected]> > Cc: Anthony PERARD <[email protected]> > Cc: Andrew Cooper <[email protected]> > Cc: George Dunlap <[email protected]> > Cc: Jan Beulich <[email protected]> > Cc: Julien Grall <[email protected]> > Cc: Konrad Rzeszutek Wilk <[email protected]> > Cc: Stefano Stabellini <[email protected]> > Cc: Tim Deegan <[email protected]> > Cc: Christian Lindig <[email protected]> > Cc: David Scott <[email protected]> > Cc: "Roger Pau Monné" <[email protected]> > Cc: Suravee Suthikulpanit <[email protected]> > Cc: Kevin Tian <[email protected]> > > v11: > - Fix abi-check breakage > > v10: > - Set flag in common code (which means clearing iommu_hap_pt_share if > HAP cannot be enabled or is configured out). > > v9: > - New in v9 > --- > tools/libxl/libxl.c | 2 ++ > tools/libxl/libxl.h | 7 +++++++ > tools/libxl/libxl_types.idl | 1 +
Hmm... I thought I acked this before, but that could be an old version that I acked. Acked-by: Wei Liu <[email protected]> _______________________________________________ Xen-devel mailing list [email protected] https://lists.xenproject.org/mailman/listinfo/xen-devel
