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hypervisor: fix few typos and cosmetic issues

Browse Source 
This patch adds missing new lines after functions,
fixes few typos in the comments, adds few missing
comments to SNP related functions.

Signed-off-by: Muminul Islam <muislam@microsoft.com>
This commit is contained in:
Muminul Islam 2023-12-11 17:09:16 -08:00 committed by Rob Bradford
parent d5839fe03c
commit 7d5ea5ca37
3 changed files with 107 additions and 2 deletions
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4
hypervisor/src/cpu.rs
View File

@ -95,12 +95,12 @@ pub enum HypervisorCpuError {
#[error("Failed to get Msr entries: {0}")]
GetMsrEntries(#[source] anyhow::Error),
///
/// Setting MSR entries error
/// Setting multi-processing state error
///
#[error("Failed to set MP state: {0}")]
SetMpState(#[source] anyhow::Error),
///
/// Getting Msr entries error
/// Getting multi-processing state error
///
#[error("Failed to get MP state: {0}")]
GetMpState(#[source] anyhow::Error),

59
hypervisor/src/kvm/mod.rs
View File

@ -356,6 +356,7 @@ impl vm::Vm for KvmVm {
.set_identity_map_address(address)
.map_err(|e| vm::HypervisorVmError::SetIdentityMapAddress(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// Sets the address of the three-page region in the VM's address space.
@ -365,6 +366,7 @@ impl vm::Vm for KvmVm {
.set_tss_address(offset)
.map_err(|e| vm::HypervisorVmError::SetTssAddress(e.into()))
}
///
/// Creates an in-kernel interrupt controller.
///
@ -373,6 +375,7 @@ impl vm::Vm for KvmVm {
.create_irq_chip()
.map_err(|e| vm::HypervisorVmError::CreateIrq(e.into()))
}
///
/// Registers an event that will, when signaled, trigger the `gsi` IRQ.
///
@ -381,6 +384,7 @@ impl vm::Vm for KvmVm {
.register_irqfd(fd, gsi)
.map_err(|e| vm::HypervisorVmError::RegisterIrqFd(e.into()))
}
///
/// Unregisters an event that will, when signaled, trigger the `gsi` IRQ.
///
@ -389,6 +393,7 @@ impl vm::Vm for KvmVm {
.unregister_irqfd(fd, gsi)
.map_err(|e| vm::HypervisorVmError::UnregisterIrqFd(e.into()))
}
///
/// Creates a VcpuFd object from a vcpu RawFd.
///
@ -411,6 +416,7 @@ impl vm::Vm for KvmVm {
};
Ok(Arc::new(vcpu))
}
#[cfg(target_arch = "aarch64")]
///
/// Creates a virtual GIC device.
@ -420,6 +426,7 @@ impl vm::Vm for KvmVm {
.map_err(|e| vm::HypervisorVmError::CreateVgic(anyhow!("Vgic error {:?}", e)))?;
Ok(Arc::new(Mutex::new(gic_device)))
}
///
/// Registers an event to be signaled whenever a certain address is written to.
///
@ -447,6 +454,7 @@ impl vm::Vm for KvmVm {
.map_err(|e| vm::HypervisorVmError::RegisterIoEvent(e.into()))
}
}
///
/// Unregisters an event from a certain address it has been previously registered to.
///
@ -541,6 +549,7 @@ impl vm::Vm for KvmVm {
.set_gsi_routing(&irq_routing[0])
.map_err(|e| vm::HypervisorVmError::SetGsiRouting(e.into()))
}
///
/// Creates a memory region structure that can be used with {create/remove}_user_memory_region
///
@ -567,6 +576,7 @@ impl vm::Vm for KvmVm {
}
.into()
}
///
/// Creates a guest physical memory region.
///
@ -603,6 +613,7 @@ impl vm::Vm for KvmVm {
.map_err(|e| vm::HypervisorVmError::CreateUserMemory(e.into()))
}
}
///
/// Removes a guest physical memory region.
///
@ -621,6 +632,7 @@ impl vm::Vm for KvmVm {
.map_err(|e| vm::HypervisorVmError::RemoveUserMemory(e.into()))
}
}
///
/// Returns the preferred CPU target type which can be emulated by KVM on underlying host.
///
@ -630,6 +642,7 @@ impl vm::Vm for KvmVm {
.get_preferred_target(kvi)
.map_err(|e| vm::HypervisorVmError::GetPreferredTarget(e.into()))
}
#[cfg(target_arch = "x86_64")]
fn enable_split_irq(&self) -> vm::Result<()> {
// Create split irqchip
@ -645,6 +658,7 @@ impl vm::Vm for KvmVm {
.map_err(|e| vm::HypervisorVmError::EnableSplitIrq(e.into()))?;
Ok(())
}
#[cfg(target_arch = "x86_64")]
fn enable_sgx_attribute(&self, file: File) -> vm::Result<()> {
let mut cap = kvm_enable_cap {
@ -657,6 +671,7 @@ impl vm::Vm for KvmVm {
.map_err(|e| vm::HypervisorVmError::EnableSgxAttribute(e.into()))?;
Ok(())
}
/// Retrieve guest clock.
#[cfg(target_arch = "x86_64")]
fn get_clock(&self) -> vm::Result<ClockData> {
@ -666,6 +681,7 @@ impl vm::Vm for KvmVm {
.map_err(|e| vm::HypervisorVmError::GetClock(e.into()))?
.into())
}
/// Set guest clock.
#[cfg(target_arch = "x86_64")]
fn set_clock(&self, data: &ClockData) -> vm::Result<()> {
@ -674,6 +690,7 @@ impl vm::Vm for KvmVm {
.set_clock(&data)
.map_err(|e| vm::HypervisorVmError::SetClock(e.into()))
}
/// Create a device that is used for passthrough
fn create_passthrough_device(&self) -> vm::Result<VfioDeviceFd> {
let mut vfio_dev = kvm_create_device {
@ -685,6 +702,7 @@ impl vm::Vm for KvmVm {
self.create_device(&mut vfio_dev)
.map_err(|e| vm::HypervisorVmError::CreatePassthroughDevice(e.into()))
}
///
/// Start logging dirty pages
///
@ -826,6 +844,7 @@ impl vm::Vm for KvmVm {
)
.map_err(vm::HypervisorVmError::InitMemRegionTdx)
}
/// Downcast to the underlying KvmVm type
fn as_any(&self) -> &dyn Any {
self
@ -892,7 +911,9 @@ pub enum KvmError {
#[error("Capability missing: {0:?}")]
CapabilityMissing(Cap),
}
pub type KvmResult<T> = result::Result<T, KvmError>;
impl KvmHypervisor {
/// Create a hypervisor based on Kvm
#[allow(clippy::new_ret_no_self)]
@ -906,6 +927,7 @@ impl KvmHypervisor {
Ok(Arc::new(KvmHypervisor { kvm: kvm_obj }))
}
/// Check if the hypervisor is available
pub fn is_available() -> hypervisor::Result<bool> {
match std::fs::metadata("/dev/kvm") {
@ -917,6 +939,7 @@ impl KvmHypervisor {
}
}
}
/// Implementation of Hypervisor trait for KVM
///
/// # Examples
@ -935,6 +958,7 @@ impl hypervisor::Hypervisor for KvmHypervisor {
fn hypervisor_type(&self) -> HypervisorType {
HypervisorType::Kvm
}
/// Create a KVM vm object of a specific VM type and return the object as Vm trait object
///
/// # Examples
@ -1090,6 +1114,7 @@ impl hypervisor::Hypervisor for KvmHypervisor {
self.kvm.get_max_vcpus().min(u32::MAX as usize) as u32
}
}
/// Vcpu struct for KVM
pub struct KvmVcpu {
fd: VcpuFd,
@ -1099,6 +1124,7 @@ pub struct KvmVcpu {
#[cfg(target_arch = "x86_64")]
hyperv_synic: AtomicBool,
}
/// Implementation of Vcpu trait for KVM
///
/// # Examples
@ -1123,6 +1149,7 @@ impl cpu::Vcpu for KvmVcpu {
.map_err(|e| cpu::HypervisorCpuError::GetStandardRegs(e.into()))?
.into())
}
///
/// Returns the vCPU general purpose registers.
/// The `KVM_GET_REGS` ioctl is not available on AArch64, `KVM_GET_ONE_REG`
@ -1235,6 +1262,7 @@ impl cpu::Vcpu for KvmVcpu {
.unwrap();
Ok(state)
}
#[cfg(target_arch = "x86_64")]
///
/// Sets the vCPU general purpose registers using the `KVM_SET_REGS` ioctl.
@ -1357,6 +1385,7 @@ impl cpu::Vcpu for KvmVcpu {
.map_err(|e| cpu::HypervisorCpuError::GetSpecialRegs(e.into()))?
.into())
}
#[cfg(target_arch = "x86_64")]
///
/// Sets the vCPU special registers using the `KVM_SET_SREGS` ioctl.
@ -1367,6 +1396,7 @@ impl cpu::Vcpu for KvmVcpu {
.set_sregs(&sregs)
.map_err(|e| cpu::HypervisorCpuError::SetSpecialRegs(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// Returns the floating point state (FPU) from the vCPU.
@ -1378,6 +1408,7 @@ impl cpu::Vcpu for KvmVcpu {
.map_err(|e| cpu::HypervisorCpuError::GetFloatingPointRegs(e.into()))?
.into())
}
#[cfg(target_arch = "x86_64")]
///
/// Set the floating point state (FPU) of a vCPU using the `KVM_SET_FPU` ioct.
@ -1388,6 +1419,7 @@ impl cpu::Vcpu for KvmVcpu {
.set_fpu(&fpu)
.map_err(|e| cpu::HypervisorCpuError::SetFloatingPointRegs(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// X86 specific call to setup the CPUID registers.
@ -1402,6 +1434,7 @@ impl cpu::Vcpu for KvmVcpu {
.set_cpuid2(&kvm_cpuid)
.map_err(|e| cpu::HypervisorCpuError::SetCpuid(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// X86 specific call to enable HyperV SynIC
@ -1419,6 +1452,7 @@ impl cpu::Vcpu for KvmVcpu {
.enable_cap(&cap)
.map_err(|e| cpu::HypervisorCpuError::EnableHyperVSyncIc(e.into()))
}
///
/// X86 specific call to retrieve the CPUID registers.
///
@ -1433,6 +1467,7 @@ impl cpu::Vcpu for KvmVcpu {
Ok(v)
}
#[cfg(target_arch = "x86_64")]
///
/// Returns the state of the LAPIC (Local Advanced Programmable Interrupt Controller).
@ -1444,6 +1479,7 @@ impl cpu::Vcpu for KvmVcpu {
.map_err(|e| cpu::HypervisorCpuError::GetlapicState(e.into()))?
.into())
}
#[cfg(target_arch = "x86_64")]
///
/// Sets the state of the LAPIC (Local Advanced Programmable Interrupt Controller).
@ -1454,6 +1490,7 @@ impl cpu::Vcpu for KvmVcpu {
.set_lapic(&klapic)
.map_err(|e| cpu::HypervisorCpuError::SetLapicState(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// Returns the model-specific registers (MSR) for this vCPU.
@ -1475,6 +1512,7 @@ impl cpu::Vcpu for KvmVcpu {
Ok(succ)
}
#[cfg(target_arch = "x86_64")]
///
/// Setup the model-specific registers (MSR) for this vCPU.
@ -1487,6 +1525,7 @@ impl cpu::Vcpu for KvmVcpu {
.set_msrs(&kvm_msrs)
.map_err(|e| cpu::HypervisorCpuError::SetMsrEntries(e.into()))
}
///
/// Returns the vcpu's current "multiprocessing state".
///
@ -1497,6 +1536,7 @@ impl cpu::Vcpu for KvmVcpu {
.map_err(|e| cpu::HypervisorCpuError::GetMpState(e.into()))?
.into())
}
///
/// Sets the vcpu's current "multiprocessing state".
///
@ -1505,6 +1545,7 @@ impl cpu::Vcpu for KvmVcpu {
.set_mp_state(mp_state.into())
.map_err(|e| cpu::HypervisorCpuError::SetMpState(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// Translates guest virtual address to guest physical address using the `KVM_TRANSLATE` ioctl.
@ -1523,6 +1564,7 @@ impl cpu::Vcpu for KvmVcpu {
_ => Ok((tr.physical_address, 0)),
}
}
///
/// Triggers the running of the current virtual CPU returning an exit reason.
///
@ -1614,6 +1656,7 @@ impl cpu::Vcpu for KvmVcpu {
},
}
}
#[cfg(target_arch = "x86_64")]
///
/// Let the guest know that it has been paused, which prevents from
@ -1631,6 +1674,7 @@ impl cpu::Vcpu for KvmVcpu {
Ok(())
}
///
/// Sets debug registers to set hardware breakpoints and/or enable single step.
///
@ -1684,12 +1728,14 @@ impl cpu::Vcpu for KvmVcpu {
.set_guest_debug(&dbg)
.map_err(|e| cpu::HypervisorCpuError::SetDebugRegs(e.into()))
}
#[cfg(target_arch = "aarch64")]
fn vcpu_init(&self, kvi: &VcpuInit) -> cpu::Result<()> {
self.fd
.vcpu_init(kvi)
.map_err(|e| cpu::HypervisorCpuError::VcpuInit(e.into()))
}
///
/// Gets a list of the guest registers that are supported for the
/// KVM_GET_ONE_REG/KVM_SET_ONE_REG calls.
@ -1700,6 +1746,7 @@ impl cpu::Vcpu for KvmVcpu {
.get_reg_list(reg_list)
.map_err(|e| cpu::HypervisorCpuError::GetRegList(e.into()))
}
///
/// Gets the value of a system register
///
@ -1733,6 +1780,7 @@ impl cpu::Vcpu for KvmVcpu {
.try_into()
.unwrap())
}
///
/// Configure core registers for a given CPU.
///
@ -1907,6 +1955,7 @@ impl cpu::Vcpu for KvmVcpu {
}
.into())
}
///
/// Get the current AArch64 CPU state
///
@ -1956,6 +2005,7 @@ impl cpu::Vcpu for KvmVcpu {
Ok(state.into())
}
#[cfg(target_arch = "x86_64")]
///
/// Restore the previously saved CPU state
@ -2045,6 +2095,7 @@ impl cpu::Vcpu for KvmVcpu {
Ok(())
}
///
/// Restore the previously saved AArch64 CPU state
///
@ -2119,6 +2170,7 @@ impl cpu::Vcpu for KvmVcpu {
TdxExitStatus::InvalidOperand => TDG_VP_VMCALL_INVALID_OPERAND,
};
}
#[cfg(target_arch = "x86_64")]
///
/// Return the list of initial MSR entries for a VCPU
@ -2144,6 +2196,7 @@ impl cpu::Vcpu for KvmVcpu {
]
.to_vec()
}
#[cfg(target_arch = "aarch64")]
fn has_pmu_support(&self) -> bool {
let cpu_attr = kvm_bindings::kvm_device_attr {
@ -2154,6 +2207,7 @@ impl cpu::Vcpu for KvmVcpu {
};
self.fd.has_device_attr(&cpu_attr).is_ok()
}
#[cfg(target_arch = "aarch64")]
fn init_pmu(&self, irq: u32) -> cpu::Result<()> {
let cpu_attr = kvm_bindings::kvm_device_attr {
@ -2221,6 +2275,7 @@ impl KvmVcpu {
.get_xsave()
.map_err(|e| cpu::HypervisorCpuError::GetXsaveState(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// X86 specific call that sets the vcpu's current "xsave struct".
@ -2230,6 +2285,7 @@ impl KvmVcpu {
.set_xsave(xsave)
.map_err(|e| cpu::HypervisorCpuError::SetXsaveState(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// X86 specific call that returns the vcpu's current "xcrs".
@ -2239,6 +2295,7 @@ impl KvmVcpu {
.get_xcrs()
.map_err(|e| cpu::HypervisorCpuError::GetXcsr(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// X86 specific call that sets the vcpu's current "xcrs".
@ -2248,6 +2305,7 @@ impl KvmVcpu {
.set_xcrs(xcrs)
.map_err(|e| cpu::HypervisorCpuError::SetXcsr(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// Returns currently pending exceptions, interrupts, and NMIs as well as related
@ -2258,6 +2316,7 @@ impl KvmVcpu {
.get_vcpu_events()
.map_err(|e| cpu::HypervisorCpuError::GetVcpuEvents(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// Sets pending exceptions, interrupts, and NMIs as well as related states

46
hypervisor/src/mshv/mod.rs
View File

@ -200,6 +200,7 @@ impl MshvHypervisor {
}
}
}
/// Implementation of Hypervisor trait for Mshv
///
/// # Examples
@ -366,6 +367,7 @@ impl cpu::Vcpu for MshvVcpu {
.map_err(|e| cpu::HypervisorCpuError::GetStandardRegs(e.into()))?
.into())
}
#[cfg(target_arch = "x86_64")]
///
/// Sets the vCPU general purpose registers.
@ -376,6 +378,7 @@ impl cpu::Vcpu for MshvVcpu {
.set_regs(&regs)
.map_err(|e| cpu::HypervisorCpuError::SetStandardRegs(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// Returns the vCPU special registers.
@ -387,6 +390,7 @@ impl cpu::Vcpu for MshvVcpu {
.map_err(|e| cpu::HypervisorCpuError::GetSpecialRegs(e.into()))?
.into())
}
#[cfg(target_arch = "x86_64")]
///
/// Sets the vCPU special registers.
@ -397,6 +401,7 @@ impl cpu::Vcpu for MshvVcpu {
.set_sregs(&sregs)
.map_err(|e| cpu::HypervisorCpuError::SetSpecialRegs(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// Returns the floating point state (FPU) from the vCPU.
@ -408,6 +413,7 @@ impl cpu::Vcpu for MshvVcpu {
.map_err(|e| cpu::HypervisorCpuError::GetFloatingPointRegs(e.into()))?
.into())
}
#[cfg(target_arch = "x86_64")]
///
/// Set the floating point state (FPU) of a vCPU.
@ -440,6 +446,7 @@ impl cpu::Vcpu for MshvVcpu {
Ok(succ)
}
#[cfg(target_arch = "x86_64")]
///
/// Setup the model-specific registers (MSR) for this vCPU.
@ -461,6 +468,7 @@ impl cpu::Vcpu for MshvVcpu {
/* We always have SynIC enabled on MSHV */
Ok(())
}
#[allow(non_upper_case_globals)]
fn run(&self) -> std::result::Result<cpu::VmExit, cpu::HypervisorCpuError> {
let hv_message: hv_message = hv_message::default();
@ -1057,6 +1065,7 @@ impl cpu::Vcpu for MshvVcpu {
},
}
}
#[cfg(target_arch = "x86_64")]
///
/// X86 specific call to setup the CPUID registers.
@ -1070,6 +1079,7 @@ impl cpu::Vcpu for MshvVcpu {
.register_intercept_result_cpuid(&mshv_cpuid)
.map_err(|e| cpu::HypervisorCpuError::SetCpuid(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// X86 specific call to retrieve the CPUID registers.
@ -1105,6 +1115,7 @@ impl cpu::Vcpu for MshvVcpu {
.map_err(|e| cpu::HypervisorCpuError::GetlapicState(e.into()))?
.into())
}
#[cfg(target_arch = "x86_64")]
///
/// Sets the state of the LAPIC (Local Advanced Programmable Interrupt Controller).
@ -1115,18 +1126,21 @@ impl cpu::Vcpu for MshvVcpu {
.set_lapic(&lapic)
.map_err(|e| cpu::HypervisorCpuError::SetLapicState(e.into()))
}
///
/// Returns the vcpu's current "multiprocessing state".
///
fn get_mp_state(&self) -> cpu::Result<MpState> {
Ok(MpState::Mshv)
}
///
/// Sets the vcpu's current "multiprocessing state".
///
fn set_mp_state(&self, _mp_state: MpState) -> cpu::Result<()> {
Ok(())
}
///
/// Set CPU state
///
@ -1152,6 +1166,7 @@ impl cpu::Vcpu for MshvVcpu {
.map_err(|e| cpu::HypervisorCpuError::SetDebugRegs(e.into()))?;
Ok(())
}
///
/// Get CPU State
///
@ -1188,6 +1203,7 @@ impl cpu::Vcpu for MshvVcpu {
}
.into())
}
#[cfg(target_arch = "x86_64")]
///
/// Translate guest virtual address to guest physical address
@ -1204,6 +1220,7 @@ impl cpu::Vcpu for MshvVcpu {
Ok((gpa, result_code))
}
#[cfg(target_arch = "x86_64")]
///
/// Return the list of initial MSR entries for a VCPU
@ -1236,6 +1253,7 @@ impl MshvVcpu {
.get_xsave()
.map_err(|e| cpu::HypervisorCpuError::GetXsaveState(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// X86 specific call that sets the vcpu's current "xsave struct".
@ -1245,6 +1263,7 @@ impl MshvVcpu {
.set_xsave(xsave)
.map_err(|e| cpu::HypervisorCpuError::SetXsaveState(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// X86 specific call that returns the vcpu's current "xcrs".
@ -1254,6 +1273,7 @@ impl MshvVcpu {
.get_xcrs()
.map_err(|e| cpu::HypervisorCpuError::GetXcsr(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// X86 specific call that sets the vcpu's current "xcrs".
@ -1263,6 +1283,7 @@ impl MshvVcpu {
.set_xcrs(xcrs)
.map_err(|e| cpu::HypervisorCpuError::SetXcsr(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// Returns currently pending exceptions, interrupts, and NMIs as well as related
@ -1273,6 +1294,7 @@ impl MshvVcpu {
.get_vcpu_events()
.map_err(|e| cpu::HypervisorCpuError::GetVcpuEvents(e.into()))
}
#[cfg(target_arch = "x86_64")]
///
/// Sets pending exceptions, interrupts, and NMIs as well as related states
@ -1452,6 +1474,7 @@ impl vm::Vm for MshvVm {
fn set_identity_map_address(&self, _address: u64) -> vm::Result<()> {
Ok(())
}
#[cfg(target_arch = "x86_64")]
///
/// Sets the address of the three-page region in the VM's address space.
@ -1459,12 +1482,14 @@ impl vm::Vm for MshvVm {
fn set_tss_address(&self, _offset: usize) -> vm::Result<()> {
Ok(())
}
///
/// Creates an in-kernel interrupt controller.
///
fn create_irq_chip(&self) -> vm::Result<()> {
Ok(())
}
///
/// Registers an event that will, when signaled, trigger the `gsi` IRQ.
///
@ -1477,6 +1502,7 @@ impl vm::Vm for MshvVm {
Ok(())
}
///
/// Unregisters an event that will, when signaled, trigger the `gsi` IRQ.
///
@ -1489,6 +1515,7 @@ impl vm::Vm for MshvVm {
Ok(())
}
///
/// Creates a VcpuFd object from a vcpu RawFd.
///
@ -1512,14 +1539,17 @@ impl vm::Vm for MshvVm {
};
Ok(Arc::new(vcpu))
}
#[cfg(target_arch = "x86_64")]
fn enable_split_irq(&self) -> vm::Result<()> {
Ok(())
}
#[cfg(target_arch = "x86_64")]
fn enable_sgx_attribute(&self, _file: File) -> vm::Result<()> {
Ok(())
}
fn register_ioevent(
&self,
fd: &EventFd,
@ -1550,6 +1580,7 @@ impl vm::Vm for MshvVm {
.map_err(|e| vm::HypervisorVmError::RegisterIoEvent(e.into()))
}
}
/// Unregister an event from a certain address it has been previously registered to.
fn unregister_ioevent(&self, fd: &EventFd, addr: &IoEventAddress) -> vm::Result<()> {
let addr = &mshv_ioctls::IoEventAddress::from(*addr);
@ -1674,6 +1705,7 @@ impl vm::Vm for MshvVm {
.set_msi_routing(&msi_routing[0])
.map_err(|e| vm::HypervisorVmError::SetGsiRouting(e.into()))
}
///
/// Start logging dirty pages
///
@ -1682,6 +1714,7 @@ impl vm::Vm for MshvVm {
.enable_dirty_page_tracking()
.map_err(|e| vm::HypervisorVmError::StartDirtyLog(e.into()))
}
///
/// Stop logging dirty pages
///
@ -1700,6 +1733,7 @@ impl vm::Vm for MshvVm {
.map_err(|e| vm::HypervisorVmError::StartDirtyLog(e.into()))?;
Ok(())
}
///
/// Get dirty pages bitmap (one bit per page)
///
@ -1712,20 +1746,24 @@ impl vm::Vm for MshvVm {
)
.map_err(|e| vm::HypervisorVmError::GetDirtyLog(e.into()))
}
/// Retrieve guest clock.
#[cfg(target_arch = "x86_64")]
fn get_clock(&self) -> vm::Result<ClockData> {
Ok(ClockData::Mshv)
}
/// Set guest clock.
#[cfg(target_arch = "x86_64")]
fn set_clock(&self, _data: &ClockData) -> vm::Result<()> {
Ok(())
}
/// Downcast to the underlying MshvVm type
fn as_any(&self) -> &dyn Any {
self
}
/// Initialize the SEV-SNP VM
#[cfg(feature = "sev_snp")]
fn sev_snp_init(&self) -> vm::Result<()> {
@ -1737,6 +1775,9 @@ impl vm::Vm for MshvVm {
.map_err(|e| vm::HypervisorVmError::InitializeSevSnp(e.into()))
}
///
/// Importing isolated pages, these pages will be used
/// for the PSP(Platform Security Processor) measurement.
#[cfg(feature = "sev_snp")]
fn import_isolated_pages(
&self,
@ -1764,6 +1805,11 @@ impl vm::Vm for MshvVm {
.import_isolated_pages(&isolated_pages[0])
.map_err(|e| vm::HypervisorVmError::ImportIsolatedPages(e.into()))
}
///
/// Complete isolated import, telling the hypervisor that
/// importing the pages to guest memory is complete.
///
#[cfg(feature = "sev_snp")]
fn complete_isolated_import(
&self,