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vmm: tdx: Error out early for TD migration

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Signed-off-by: Bo Chen <chen.bo@intel.com>
(cherry picked from commit e64b66054e)
This commit is contained in:
Bo Chen
2023-12-11 20:04:55 +00:00
committed by Bo Chen
parent 19e45650a6
commit 7c3c2ee0d6
2 changed files with 17 additions and 8 deletions
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7
vmm/src/vm.rs
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@@ -2374,12 +2374,9 @@ impl Snapshottable for Vm {
fn snapshot(&mut self) -> std::result::Result<Snapshot, MigratableError> {
event!("vm", "snapshotting");
#[cfg(feature = "tdx")]
let tdx_enabled = self.config.lock().unwrap().is_tdx_enabled();
#[cfg(feature = "tdx")]
{
if tdx_enabled {
if self.config.lock().unwrap().is_tdx_enabled() {
return Err(MigratableError::Snapshot(anyhow!(
"Snapshot not possible with TDX VM"
)));
@@ -2406,7 +2403,7 @@ impl Snapshottable for Vm {
phys_bits,
self.config.lock().unwrap().cpus.kvm_hyperv,
#[cfg(feature = "tdx")]
tdx_enabled,
false,
)
.map_err(|e| {
MigratableError::MigrateReceive(anyhow!("Error generating common cpuid: {:?}", e))