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hypervisor: always create a frozen partition

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Create a partition frozen always, then unfreeze the partition
during boot phase or resume phase. We also freeze the
partition during pause event. Time is freeze during the
time between freeze and unfreeze.

Signed-off-by: Muminul Islam <muislam@microsoft.com>
This commit is contained in:
Muminul Islam
2024-05-02 12:11:21 -07:00
committed by Rob Bradford
parent aabfc9513e
commit a5a41bf797
1 changed files with 7 additions and 0 deletions
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7
hypervisor/src/mshv/mod.rs
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@@ -310,6 +310,13 @@ impl hypervisor::Hypervisor for MshvHypervisor {
)
.map_err(|e| hypervisor::HypervisorError::SetPartitionProperty(e.into()))?;
// Always create a frozen partition
fd.set_partition_property(
hv_partition_property_code_HV_PARTITION_PROPERTY_TIME_FREEZE,
1u64,
)
.map_err(|e| hypervisor::HypervisorError::SetPartitionProperty(e.into()))?;
let vm_fd = Arc::new(fd);
#[cfg(target_arch = "x86_64")]