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vm-migration: Don't store the id as part of Snapshot structure

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The information about the identifier related to a Snapshot is only
relevant from the BTreeMap perspective, which is why we can get rid of
the duplicated identifier in every Snapshot structure.

Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>
This commit is contained in:
Sebastien Boeuf
2022-12-02 15:31:53 +01:00
parent 426ee39972
commit 748018ace3
32 changed files with 76 additions and 85 deletions
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6
vmm/src/device_manager.rs
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@@ -4445,13 +4445,13 @@ impl Snapshottable for DeviceManager {
}
fn snapshot(&mut self) -> std::result::Result<Snapshot, MigratableError> {
let mut snapshot = Snapshot::new(DEVICE_MANAGER_SNAPSHOT_ID);
let mut snapshot = Snapshot::default();
// We aggregate all devices snapshots.
for (_, device_node) in self.device_tree.lock().unwrap().iter() {
if let Some(migratable) = &device_node.migratable {
let device_snapshot = migratable.lock().unwrap().snapshot()?;
snapshot.add_snapshot(device_snapshot);
let mut migratable = migratable.lock().unwrap();
snapshot.add_snapshot(migratable.id(), migratable.snapshot()?);
}
}