From 26028ef777b5a7335a83f8475bea0ddb7114ab13 Mon Sep 17 00:00:00 2001
From: zhang2014 <coswde@gmail.com>
Date: Thu, 2 Sep 2021 23:10:20 +0800
Subject: [PATCH] Fixed send and sync for mutex and rwlock

---
 common/infallible/src/mutex.rs  | 7 ++-----
 common/infallible/src/rwlock.rs | 4 ++--
 2 files changed, 4 insertions(+), 7 deletions(-)

diff --git a/common/infallible/src/mutex.rs b/common/infallible/src/mutex.rs
index 8e7a7355b378d..a3f28431c0065 100644
--- a/common/infallible/src/mutex.rs
+++ b/common/infallible/src/mutex.rs
@@ -19,11 +19,8 @@ use parking_lot::MutexGuard;
 #[derive(Debug)]
 pub struct Mutex<T>(ParkingMutex<T>);
 
-/// Mutex is Send
-unsafe impl<T> Send for Mutex<T> {}
-
-/// Mutex is Sync
-unsafe impl<T> Sync for Mutex<T> {}
+unsafe impl<T> Send for Mutex<T> where ParkingMutex<T>: Send {}
+unsafe impl<T> Sync for Mutex<T> where ParkingMutex<T>: Sync {}
 
 impl<T> Mutex<T> {
     /// creates mutex
diff --git a/common/infallible/src/rwlock.rs b/common/infallible/src/rwlock.rs
index 00c538229bcb2..c71609ad90944 100644
--- a/common/infallible/src/rwlock.rs
+++ b/common/infallible/src/rwlock.rs
@@ -21,8 +21,8 @@ use parking_lot::RwLockWriteGuard;
 #[derive(Debug, Default)]
 pub struct RwLock<T>(ParkingRwLock<T>);
 
-unsafe impl<T> Send for RwLock<T> {}
-unsafe impl<T> Sync for RwLock<T> {}
+unsafe impl<T> Send for RwLock<T> where ParkingRwLock<T>: Send {}
+unsafe impl<T> Sync for RwLock<T> where ParkingRwLock<T>: Sync {}
 
 impl<T> RwLock<T> {
     /// creates a read-write lock