fix Rust

rust/src/worker.rs

@@ -192,8 +192,11 @@ pub struct WorkerSettings {
     /// "WebRTC-Bwe-AlrLimitedBackoff/Enabled/".
     #[doc(hidden)]
     pub libwebrtc_field_trials: Option<String>,
-    /// Disable liburing (io_uring) despite it's supported in current host.
-    pub disable_liburing: Option<bool>,
+    /// Enable liburing  This option is ignored if io_uring is not supported by
+    /// current host.
+    ///
+    /// Default `true`.
+    pub enable_liburing: bool,
     /// Function that will be called under worker thread before worker starts, can be used for
     /// pinning worker threads to CPU cores.
     pub thread_initializer: Option<Arc<dyn Fn() + Send + Sync>>,
@@ -223,7 +226,7 @@ impl Default for WorkerSettings {
             rtc_port_range: 10000..=59999,
             dtls_files: None,
             libwebrtc_field_trials: None,
-            disable_liburing: None,
+            enable_liburing: true,
             thread_initializer: None,
             app_data: AppData::default(),
         }
@@ -238,7 +241,7 @@ impl fmt::Debug for WorkerSettings {
             rtc_port_range,
             dtls_files,
             libwebrtc_field_trials,
-            disable_liburing,
+            enable_liburing,
             thread_initializer,
             app_data,
         } = self;
@@ -249,7 +252,7 @@ impl fmt::Debug for WorkerSettings {
             .field("rtc_port_range", &rtc_port_range)
             .field("dtls_files", &dtls_files)
             .field("libwebrtc_field_trials", &libwebrtc_field_trials)
-            .field("disable_liburing", &disable_liburing)
+            .field("enable_liburing", &enable_liburing)
             .field(
                 "thread_initializer",
                 &thread_initializer.as_ref().map(|_| "ThreadInitializer"),
@@ -361,7 +364,7 @@ impl Inner {
             rtc_port_range,
             dtls_files,
             libwebrtc_field_trials,
-            disable_liburing,
+            enable_liburing,
             thread_initializer,
             app_data,
         }: WorkerSettings,
@@ -410,8 +413,8 @@ impl Inner {
             ));
         }
 
-        if let Some(disable_liburing) = disable_liburing {
-            spawn_args.push(format!("--disable_liburing"));
+        if enable_liburing {
+            spawn_args.push("--disable_liburing".to_string());
         }
 
         let id = WorkerId::new();