misc: Migrate away from versionize

Replace with serde instead.

Fixes: #6370

Signed-off-by: Rob Bradford <rbradford@rivosinc.com>

virtio-devices/src/console.rs

@@ -14,6 +14,7 @@ use crate::VirtioInterrupt;
 use anyhow::anyhow;
 use libc::{EFD_NONBLOCK, TIOCGWINSZ};
 use seccompiler::SeccompAction;
+use serde::{Deserialize, Serialize};
 use serial_buffer::SerialBuffer;
 use std::cmp;
 use std::collections::VecDeque;
@@ -25,11 +26,8 @@ use std::result;
 use std::sync::atomic::{AtomicBool, AtomicU64, Ordering};
 use std::sync::{Arc, Barrier, Mutex};
 use thiserror::Error;
-use versionize::{VersionMap, Versionize, VersionizeResult};
-use versionize_derive::Versionize;
 use virtio_queue::{Queue, QueueT};
 use vm_memory::{ByteValued, Bytes, GuestAddressSpace, GuestMemory, GuestMemoryAtomic};
-use vm_migration::VersionMapped;
 use vm_migration::{Migratable, MigratableError, Pausable, Snapshot, Snapshottable, Transportable};
 use vm_virtio::{AccessPlatform, Translatable};
 use vmm_sys_util::eventfd::EventFd;
@@ -67,7 +65,7 @@ enum Error {
     QueueAddUsed(virtio_queue::Error),
 }
 
-#[derive(Copy, Clone, Debug, Versionize)]
+#[derive(Copy, Clone, Debug, Serialize, Deserialize)]
 #[repr(C, packed)]
 pub struct VirtioConsoleConfig {
     cols: u16,
@@ -593,7 +591,7 @@ pub struct Console {
     exit_evt: EventFd,
 }
 
-#[derive(Versionize)]
+#[derive(Serialize, Deserialize)]
 pub struct ConsoleState {
     avail_features: u64,
     acked_features: u64,
@@ -620,8 +618,6 @@ fn get_win_size(tty: &dyn AsRawFd) -> (u16, u16) {
     (ws.cols, ws.rows)
 }
 
-impl VersionMapped for ConsoleState {}
-
 impl Console {
     /// Create a new virtio console device
     pub fn new(
@@ -825,7 +821,7 @@ impl Snapshottable for Console {
     }
 
     fn snapshot(&mut self) -> std::result::Result<Snapshot, MigratableError> {
-        Snapshot::new_from_versioned_state(&self.state())
+        Snapshot::new_from_state(&self.state())
     }
 }
 impl Transportable for Console {}