From 067cb4369439f7107f35a64bdcd999baf9c126fb Mon Sep 17 00:00:00 2001
From: John Starks <jostarks@microsoft.com>
Date: Wed, 8 Jan 2025 18:07:13 +0000
Subject: [PATCH] mesh_channel_core: use transparent enum variant encodings

Improve the mesh encoding of channel messages with
`#[mesh(transparent)]`. This improves perf for in-proc encoded send/recv
by about 15%.
---
 support/mesh/mesh_channel_core/src/mpsc.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/support/mesh/mesh_channel_core/src/mpsc.rs b/support/mesh/mesh_channel_core/src/mpsc.rs
index d41d6c67bd..a3dd9bc649 100644
--- a/support/mesh/mesh_channel_core/src/mpsc.rs
+++ b/support/mesh/mesh_channel_core/src/mpsc.rs
@@ -772,8 +772,8 @@ type EncodeFn = unsafe fn(MessagePtr) -> Message;
 #[derive(Protobuf)]
 #[mesh(bound = "T: MeshField", resource = "mesh_node::resource::Resource")]
 enum ChannelPayload<T> {
-    Message(T),
-    Port(Port),
+    #[mesh(transparent)] Message(T),
+    #[mesh(transparent)] Port(Port),
 }
 
 struct RemotePortHandler {