From e741bdc44c21bb50b5e9e9f0cae057b80d21a749 Mon Sep 17 00:00:00 2001
From: Andrew Walbran <qwandor@google.com>
Date: Fri, 26 Jan 2024 11:15:01 +0000
Subject: Surface should be Sync too.

Bug: 307535208
Test: m rust
Change-Id: I0b9d19fec972f1bc6f72e625166e372e48aa08ed
---
 libs/nativewindow/rust/src/surface.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libs/nativewindow/rust/src/surface.rs b/libs/nativewindow/rust/src/surface.rs
index c812612d40..25fea807b5 100644
--- a/libs/nativewindow/rust/src/surface.rs
+++ b/libs/nativewindow/rust/src/surface.rs
@@ -127,6 +127,9 @@ impl_serialize_for_unstructured_parcelable!(Surface);
 // SAFETY: The underlying *ANativeWindow can be moved between threads.
 unsafe impl Send for Surface {}
 
+// SAFETY: The underlying *ANativeWindow can be used from multiple threads concurrently.
+unsafe impl Sync for Surface {}
+
 /// An error code returned by methods on [`Surface`].
 #[derive(Copy, Clone, Debug, Eq, PartialEq)]
 pub struct ErrorCode(i32);
-- 
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