From 231a3a69f9a191c88b94a9ff141865f9a8d0bf84 Mon Sep 17 00:00:00 2001
From: Qi <qiqi.zhang@konghq.com>
Date: Tue, 16 Dec 2025 19:02:09 +0800
Subject: [PATCH] task: stabilize the `LocalSet::id()` (#7776)

Signed-off-by: ADD-SP <qiqi.zhang@konghq.com>
---
 tokio/src/task/local.rs | 44 ++++++++++++++++++-----------------------
 1 file changed, 19 insertions(+), 25 deletions(-)

diff --git a/tokio/src/task/local.rs b/tokio/src/task/local.rs
index e80307f3b..c1764300b 100644
--- a/tokio/src/task/local.rs
+++ b/tokio/src/task/local.rs
@@ -1,7 +1,6 @@
 //! Runs `!Send` futures on the current thread.
 use crate::loom::cell::UnsafeCell;
 use crate::loom::sync::{Arc, Mutex};
-#[cfg(tokio_unstable)]
 use crate::runtime;
 use crate::runtime::task::{
     self, JoinHandle, LocalOwnedTasks, SpawnLocation, Task, TaskHarnessScheduleHooks,
@@ -844,6 +843,25 @@ impl LocalSet {
             Err(_access_error) => (f.take().unwrap())(),
         }
     }
+
+    /// Returns the [`Id`] of the current [`LocalSet`] runtime.
+    ///
+    /// # Examples
+    ///
+    /// ```rust
+    /// use tokio::task;
+    ///
+    /// # #[tokio::main(flavor = "current_thread")]
+    /// # async fn main() {
+    /// let local_set = task::LocalSet::new();
+    /// println!("Local set id: {}", local_set.id());
+    /// # }
+    /// ```
+    ///
+    /// [`Id`]: struct@crate::runtime::Id
+    pub fn id(&self) -> runtime::Id {
+        runtime::Id::new(self.context.shared.local_state.owned.id)
+    }
 }
 
 cfg_unstable! {
@@ -914,30 +932,6 @@ cfg_unstable! {
                 .unhandled_panic = behavior;
             self
         }
-
-        /// Returns the [`Id`] of the current `LocalSet` runtime.
-        ///
-        /// # Examples
-        ///
-        /// ```rust
-        /// use tokio::task;
-        ///
-        /// # #[tokio::main(flavor = "current_thread")]
-        /// # async fn main() {
-        /// let local_set = task::LocalSet::new();
-        /// println!("Local set id: {}", local_set.id());
-        /// # }
-        /// ```
-        ///
-        /// **Note**: This is an [unstable API][unstable]. The public API of this type
-        /// may break in 1.x releases. See [the documentation on unstable
-        /// features][unstable] for details.
-        ///
-        /// [unstable]: crate#unstable-features
-        /// [`Id`]: struct@crate::runtime::Id
-        pub fn id(&self) -> runtime::Id {
-            runtime::Id::new(self.context.shared.local_state.owned.id)
-        }
     }
 }