xxx

Author: phip1611

vm-migration/src/progress.rs

@@ -35,6 +35,8 @@ pub struct MemoryTransmissionInfo {
     pub memory_bytes_remaining_iteration: u64,
     /// Current memory dirty rate in pages per seconds.
     pub memory_dirty_rate_pps: u64,
+    /// The amount of zero pages for that we could take a shortcut
+    pub memory_pages_zero_count: u64,
 }
 
 /// The different phases of an ongoing migration (good case).
@@ -295,6 +297,7 @@ mod tests {
                     memory_pages_4k_remaining_iteration: 42,
                     memory_bytes_remaining_iteration: 124,
                     memory_dirty_rate_pps: 42,
+                    memory_pages_zero_count: 0,
                 }),
                 Some(42),
             );

vmm/src/lib.rs

@@ -2120,6 +2120,7 @@ impl Vmm {
                             memory_pages_4k_remaining_iteration: s.current_dirty_pages,
                             memory_bytes_remaining_iteration: s.pending_size,
                             memory_dirty_rate_pps: 0, /* TODO */
+                            memory_pages_zero_count: 0,
                         }),
                         Some(vm.throttle_percent()),
                     );