leveldb/utils: held mutex on BufferPool.String()

The stringer method may not called often so using mutex here should be fine. syndtr#312
nutsdb · Aug 15, 2020 · d9e9293 · d9e9293
1 parent d0f67a2
commit d9e9293
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/leveldb/util/buffer_pool.go b/leveldb/util/buffer_pool.go
@@ -195,6 +195,9 @@ func (p *BufferPool) String() string {
 		return "<nil>"
 	}
 
+	p.mu.Lock()
+	defer p.mu.Unlock()
+
 	return fmt.Sprintf("BufferPool{B·%d Z·%v Zm·%v Zh·%v G·%d P·%d H·%d <·%d =·%d >·%d M·%d}",
 		p.baseline0, p.size, p.sizeMiss, p.sizeHalf, p.get, p.put, p.half, p.less, p.equal, p.greater, p.miss)
 }