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ACRN interepts vm_set/reset_ptdev_intx_info hypercalls to set the SOS vdev properties to indicate it is assigned to UOS. Today, upon vm_reset_ptdev_intx_info hypercall ACRN does not revert the SOS vdev properties back to that of SOS, as vbdf and pbdf were not part of the API. This would leave ACRN data structures in an incorrect state Tracked-On: #2700 Signed-off-by: Sainath Grandhi <sainath.grandhi@intel.com> Signed-off-by: Zide Chen <zide.chen@intel.com> Acked-by: Eddie Dong <eddie.dong@intel.com>
ACRN Device Model ################# Introduction ============ The ACRN Device Model provides **device sharing** capabilities between the Service OS and Guest OSs. It is a component that is used in conjunction with the `ACRN Hypervisor`_ and this is installed within the Service OS. You can find out more about Project ACRN on the `Project ACRN documentation`_ website. .. _`ACRN Hypervisor`: https://github.com/projectacrn/acrn-hypervisor .. _`Project ACRN documentation`: https://projectacrn.github.io/