From 0359d9efea656e961fbc9e7a11c2e83cc06eb96b Mon Sep 17 00:00:00 2001
From: Chris Lu <chris.lu@gmail.com>
Date: Mon, 9 Mar 2026 20:02:59 -0700
Subject: [PATCH] fix: restore mut on mem with allow(unused_mut) for
 cross-platform build

The mem variable is mutated inside a #[cfg(target_os = "linux")] block,
so mut is required on Linux CI but triggers a warning on macOS.
---
 seaweed-volume/src/server/grpc_server.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/seaweed-volume/src/server/grpc_server.rs b/seaweed-volume/src/server/grpc_server.rs
index 2ea951784..44f428611 100644
--- a/seaweed-volume/src/server/grpc_server.rs
+++ b/seaweed-volume/src/server/grpc_server.rs
@@ -3528,7 +3528,8 @@ fn get_disk_usage(path: &str) -> (u64, u64) {
 
 /// Build memory status info similar to Go's stats.MemStat().
 fn get_mem_status() -> volume_server_pb::MemStatus {
-    let mem = volume_server_pb::MemStatus {
+    #[allow(unused_mut)]
+    let mut mem = volume_server_pb::MemStatus {
         goroutines: 1,
         ..Default::default()
     };