Struct KvmPartition

pub struct KvmPartition { /* private fields */ }

Trait Implementations

impl AccessVmState for &KvmPartition

type Error = KvmError

fn caps(&self) -> &PartitionCapabilities

Gets the partition’s capabilities.

fn commit(&mut self) -> Result<(), Self::Error>

Commits any state changes made with the set_* methods.

fn hypercall(&mut self) -> Result<HypercallMsrs, Self::Error>

Gets the specified state.

fn set_hypercall(&mut self, value: &HypercallMsrs) -> Result<(), Self::Error>

Sets the specified state.

fn reftime(&mut self) -> Result<ReferenceTime, Self::Error>

Gets the specified state.

fn set_reftime(&mut self, _value: &ReferenceTime) -> Result<(), Self::Error>

Sets the specified state.

fn reference_tsc_page(&mut self) -> Result<ReferenceTscPage, Self::Error>

Gets the specified state.

fn set_reference_tsc_page( &mut self, value: &ReferenceTscPage, ) -> Result<(), Self::Error>

Sets the specified state.

fn save_all(&mut self) -> Result<VmSavedState, StateError<Self::Error>>

Save all state that can be restored by a call to restore.

fn restore_all( &mut self, state: &VmSavedState, ) -> Result<(), StateError<Self::Error>>

Restore state elements saved in save state.

fn reset_all( &mut self, vp_info: &X86VpInfo, ) -> Result<(), StateError<Self::Error>>

Resets all the state elements to their initial state (after machine reset).

fn check_reset_all(&mut self, vp_info: &X86VpInfo)

Validates that all state elements are in their initial state (after machine reset).

fn inspect_all(&mut self, req: Request<'_>)

impl DoorbellRegistration for KvmPartition

fn register_doorbell( &self, guest_address: u64, value: Option<u64>, length: Option<u32>, fd: &Event, ) -> Result<Box<dyn Send + Sync>>

Register a doorbell event.

impl Hv1 for KvmPartition

type Error = KvmError

type Device = ApicSoftwareDevice

fn new_virtual_device( &self, ) -> Option<&dyn DeviceBuilder<Device = Self::Device, Error = Self::Error>>

impl Inspect for KvmPartition

fn inspect(&self, req: Request<'_>)

Inspects the object.

impl Partition for KvmPartition

fn supports_reset(&self) -> Option<&dyn ResetPartition<Error = Self::Error>>

Returns a trait object to reset the partition, if supported.

fn doorbell_registration( self: &Arc<Self>, _minimum_vtl: Vtl, ) -> Option<Arc<dyn DoorbellRegistration>>

Returns an interface for registering MMIO doorbells for this partition.

fn msi_interrupt_target( self: &Arc<Self>, _vtl: Vtl, ) -> Option<Arc<dyn MsiInterruptTarget>>

Returns an MSI interrupt target for this partition, which can be used to create MSI interrupts.

fn caps(&self) -> &PartitionCapabilities

Get the partition capabilities for this partition.

fn request_yield(&self, vp_index: VpIndex)

Forces the run_vp call to yield to the scheduler (i.e. return Poll::Pending).

fn request_msi(&self, _vtl: Vtl, request: MsiRequest)

Requests an MSI for the specified VTL.

fn supports_initial_accept_pages( &self, ) -> Option<&dyn AcceptInitialPages<Error = Self::Error>>

Returns a trait object to accept pages on behalf of the guest during the initial start import flow.

fn supports_vtl_scrub(&self) -> Option<&dyn ScrubVtl<Error = Self::Error>>

Returns a trait object to reset VTL state, if supported.

impl PartitionAccessState for KvmPartition

type StateAccess<'a> = &'a KvmPartition

fn access_state(&self, vtl: Vtl) -> Self::StateAccess<'_>

Returns an object to access VM state for the specified VTL.

impl PartitionMemoryMapper for KvmPartition

fn memory_mapper(&self, vtl: Vtl) -> Arc<dyn PartitionMemoryMap>

Returns a memory mapper for the partition backing vtl.

impl ResetPartition for KvmPartition

type Error = KvmError

fn reset(&self) -> Result<(), Self::Error>

Resets the partition, restoring all partition state to the initial state.

impl Synic for KvmPartition

fn post_message( &self, _vtl: Vtl, vp: VpIndex, sint: u8, typ: u32, payload: &[u8], )

Posts a message to the guest.

fn new_guest_event_port(&self) -> Box<dyn GuestEventPort>

Creates a [GuestEventPort] for signaling VMBus channels in the guest.

fn prefer_os_events(&self) -> bool

Returns whether callers should pass an OS event when creating event ports, as opposed to passing a function to call.

fn new_host_event_port( &self, connection_id: u32, minimum_vtl: Vtl, event: &Event, ) -> Result<Option<Box<dyn Send + Sync>>, Error>

Adds a fast path to signal event when the guest signals connection_id from VTL >= minimum_vtl.

fn monitor_support(&self) -> Option<&dyn SynicMonitor>

Returns an object for manipulating the monitor page, or None if monitor pages aren’t supported.

impl X86Partition for KvmPartition

fn ioapic_routing(&self) -> Arc<dyn IoApicRouting>

Gets the IO-APIC routing control for VTL0.

fn pulse_lint(&self, vp_index: VpIndex, _vtl: Vtl, lint: u8)

Pulses the specified APIC’s local interrupt line (0 or 1).