virtio-devices: Stop deriving unnecessary traits

These structs only need to derive Versionize now.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>

virtio-devices/src/block.rs

@@ -366,7 +366,7 @@ pub struct Block {
     rate_limiter_config: Option<RateLimiterConfig>,
 }
 
-#[derive(Serialize, Deserialize, Versionize)]
+#[derive(Versionize)]
 pub struct BlockState {
     pub disk_path: String,
     pub disk_nsectors: u64,

virtio-devices/src/console.rs

@@ -43,7 +43,7 @@ const CONFIG_EVENT: u16 = EPOLL_HELPER_EVENT_LAST + 4;
 //Console size feature bit
 const VIRTIO_CONSOLE_F_SIZE: u64 = 0;
 
-#[derive(Copy, Clone, Debug, Default, Deserialize, Serialize, Versionize)]
+#[derive(Copy, Clone, Debug, Default, Versionize)]
 #[repr(C, packed)]
 pub struct VirtioConsoleConfig {
     cols: u16,
@@ -280,7 +280,7 @@ pub struct Console {
     seccomp_action: SeccompAction,
 }
 
-#[derive(Serialize, Deserialize, Versionize)]
+#[derive(Versionize)]
 pub struct ConsoleState {
     avail_features: u64,
     acked_features: u64,

virtio-devices/src/iommu.rs

@@ -693,7 +693,7 @@ impl EpollHelperHandler for IommuEpollHandler {
     }
 }
 
-#[derive(Clone, Copy, Serialize, Deserialize, Versionize)]
+#[derive(Clone, Copy, Versionize)]
 struct Mapping {
     gpa: u64,
     size: u64,
@@ -741,7 +741,7 @@ pub struct Iommu {
     seccomp_action: SeccompAction,
 }
 
-#[derive(Serialize, Deserialize, Versionize)]
+#[derive(Versionize)]
 struct IommuState {
     avail_features: u64,
     acked_features: u64,

virtio-devices/src/net.rs

@@ -296,7 +296,7 @@ pub struct Net {
     rate_limiter_config: Option<RateLimiterConfig>,
 }
 
-#[derive(Serialize, Deserialize, Versionize)]
+#[derive(Versionize)]
 pub struct NetState {
     pub avail_features: u64,
     pub acked_features: u64,

virtio-devices/src/net_util.rs

@@ -25,7 +25,7 @@ const QUEUE_SIZE: usize = 256;
 const CTRL_QUEUE_EVENT: u16 = EPOLL_HELPER_EVENT_LAST + 1;
 
 #[repr(C, packed)]
-#[derive(Copy, Clone, Debug, Default, Deserialize, Serialize, Versionize)]
+#[derive(Copy, Clone, Debug, Default, Versionize)]
 pub struct VirtioNetConfig {
     pub mac: [u8; 6],
     pub status: u16,

virtio-devices/src/pmem.rs

@@ -44,7 +44,7 @@ const VIRTIO_PMEM_RESP_TYPE_EIO: u32 = 1;
 // New descriptors are pending on the virtio queue.
 const QUEUE_AVAIL_EVENT: u16 = EPOLL_HELPER_EVENT_LAST + 1;
 
-#[derive(Copy, Clone, Debug, Default, Serialize, Deserialize, Versionize)]
+#[derive(Copy, Clone, Debug, Default, Versionize)]
 #[repr(C)]
 struct VirtioPmemConfig {
     start: u64,
@@ -269,7 +269,7 @@ pub struct Pmem {
     _region: MmapRegion,
 }
 
-#[derive(Serialize, Deserialize, Versionize)]
+#[derive(Versionize)]
 pub struct PmemState {
     avail_features: u64,
     acked_features: u64,

virtio-devices/src/rng.rs

@@ -130,7 +130,7 @@ pub struct Rng {
     seccomp_action: SeccompAction,
 }
 
-#[derive(Serialize, Deserialize, Versionize)]
+#[derive(Versionize)]
 pub struct RngState {
     pub avail_features: u64,
     pub acked_features: u64,

virtio-devices/src/watchdog.rs

@@ -167,7 +167,7 @@ pub struct Watchdog {
     timer: File,
 }
 
-#[derive(Serialize, Deserialize, Versionize)]
+#[derive(Versionize)]
 pub struct WatchdogState {
     pub avail_features: u64,
     pub acked_features: u64,