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vmm: Simplify memory state to support Versionize

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In order to support using Versionize for state structures it is necessary
to use simpler, primitive, data types in the state definitions used for
snapshot restore.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
This commit is contained in:
Rob Bradford
2021-04-23 10:55:05 +01:00
parent dab1cab4a7
commit 01f0c1e313
1 changed files with 8 additions and 9 deletions
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17
vmm/src/memory_manager.rs
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@@ -488,7 +488,7 @@ impl MemoryManager {
self.guest_memory
.memory()
.read_exact_from(
region.start_addr,
GuestAddress(region.start_addr),
&mut memory_region_file,
region.size as usize,
)
@@ -870,7 +870,7 @@ impl MemoryManager {
if let Some(content) = &mut region.content {
let mut memory_region_path = vm_snapshot_path.clone();
memory_region_path.push(content.clone());
*content = memory_region_path;
*content = memory_region_path.to_str().unwrap().to_owned();
}
}
@@ -1928,10 +1928,9 @@ pub struct GuestAddressDef(pub u64);
#[derive(Clone, Serialize, Deserialize)]
pub struct MemoryRegion {
content: Option<PathBuf>,
#[serde(with = "GuestAddressDef")]
start_addr: GuestAddress,
size: GuestUsize,
content: Option<String>,
start_addr: u64,
size: u64,
}
#[derive(Serialize, Deserialize)]
@@ -1974,8 +1973,8 @@ impl Snapshottable for MemoryManager {
}
memory_regions.push(MemoryRegion {
content,
start_addr: region.start_addr(),
content: content.map(|p| p.to_str().unwrap().to_owned()),
start_addr: region.start_addr().0,
size: region.len(),
});
@@ -2028,7 +2027,7 @@ impl Transportable for MemoryManager {
guest_memory
.write_all_to(
region.start_addr,
GuestAddress(region.start_addr),
&mut memory_region_file,
region.size as usize,
)