From 593c408a6a8cd8b0af9bf60c7c3625da7910a737 Mon Sep 17 00:00:00 2001
From: Marc-André Lureau <marcandre.lureau@redhat.com>
Date: Mon, 8 Sep 2025 12:49:48 +0200
Subject: rust: split Rust-only "common" crate
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Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Link: https://lore.kernel.org/r/20250827104147.717203-6-marcandre.lureau@redhat.com
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 rust/qemu-api/src/vmstate.rs | 23 ++++++++++++-----------
 1 file changed, 12 insertions(+), 11 deletions(-)

(limited to 'rust/qemu-api/src/vmstate.rs')

diff --git a/rust/qemu-api/src/vmstate.rs b/rust/qemu-api/src/vmstate.rs
index ce42b031bc..06aac3a73f 100644
--- a/rust/qemu-api/src/vmstate.rs
+++ b/rust/qemu-api/src/vmstate.rs
@@ -35,14 +35,15 @@ use std::{
     ptr::{addr_of, NonNull},
 };
 
-pub use crate::bindings::{MigrationPriority, VMStateField};
-use crate::{
-    bindings::{self, VMStateFlags},
+use common::{
     callbacks::FnCall,
     errno::{into_neg_errno, Errno},
-    zeroable::Zeroable,
+    Zeroable,
 };
 
+use crate::bindings::{self, VMStateFlags};
+pub use crate::bindings::{MigrationPriority, VMStateField};
+
 /// This macro is used to call a function with a generic argument bound
 /// to the type of a field.  The function must take a
 /// [`PhantomData`]`<T>` argument; `T` is the type of
@@ -271,7 +272,7 @@ macro_rules! impl_vmstate_transparent {
 impl_vmstate_transparent!(std::cell::Cell<T> where T: VMState);
 impl_vmstate_transparent!(std::cell::UnsafeCell<T> where T: VMState);
 impl_vmstate_transparent!(std::pin::Pin<T> where T: VMState);
-impl_vmstate_transparent!(crate::cell::Opaque<T> where T: VMState);
+impl_vmstate_transparent!(::common::Opaque<T> where T: VMState);
 
 #[macro_export]
 macro_rules! impl_vmstate_bitsized {
@@ -324,7 +325,7 @@ macro_rules! impl_vmstate_c_struct {
                 vmsd: ::std::ptr::addr_of!($vmsd),
                 size: ::std::mem::size_of::<$type>(),
                 flags: $crate::bindings::VMStateFlags::VMS_STRUCT,
-                ..$crate::zeroable::Zeroable::ZERO
+                ..common::zeroable::Zeroable::ZERO
             };
         }
     };
@@ -367,7 +368,7 @@ macro_rules! vmstate_unused {
             size: $size,
             info: unsafe { ::core::ptr::addr_of!($crate::bindings::vmstate_info_unused_buffer) },
             flags: $crate::bindings::VMStateFlags::VMS_BUFFER,
-            ..$crate::zeroable::Zeroable::ZERO
+            ..::common::Zeroable::ZERO
         }
     }};
 }
@@ -390,7 +391,7 @@ pub type VMSFieldExistCb = unsafe extern "C" fn(
 #[macro_export]
 macro_rules! vmstate_exist_fn {
     ($struct_name:ty, $test_fn:expr) => {{
-        const fn test_cb_builder__<T, F: for<'a> $crate::callbacks::FnCall<(&'a T, u8), bool>>(
+        const fn test_cb_builder__<T, F: for<'a> ::common::callbacks::FnCall<(&'a T, u8), bool>>(
             _phantom: ::core::marker::PhantomData<F>,
         ) -> $crate::vmstate::VMSFieldExistCb {
             const { assert!(F::IS_SOME) };
@@ -414,7 +415,7 @@ macro_rules! vmstate_fields {
             $($field),*,
             $crate::bindings::VMStateField {
                 flags: $crate::bindings::VMStateFlags::VMS_END,
-                ..$crate::zeroable::Zeroable::ZERO
+                ..::common::zeroable::Zeroable::ZERO
             }
         ];
         _FIELDS.as_ptr()
@@ -433,7 +434,7 @@ macro_rules! vmstate_validate {
                     | $crate::bindings::VMStateFlags::VMS_ARRAY.0,
             ),
             num: 0, // 0 elements: no data, only run test_fn callback
-            ..$crate::zeroable::Zeroable::ZERO
+            ..::common::zeroable::Zeroable::ZERO
         }
     };
 }
@@ -455,7 +456,7 @@ macro_rules! impl_vmstate_struct {
                     vmsd: ::core::ptr::addr_of!(*VMSD),
                     size: ::core::mem::size_of::<$type>(),
                     flags: $crate::bindings::VMStateFlags::VMS_STRUCT,
-                    ..$crate::zeroable::Zeroable::ZERO
+                    ..common::Zeroable::ZERO
                 }
             };
         }
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