From aa76879d59fa5d93c43680238227dbf7a53f5c28 Mon Sep 17 00:00:00 2001
From: Oleg Kovalov <iamolegkovalov@gmail.com>
Date: Wed, 20 Sep 2017 17:31:57 +0200
Subject: [PATCH] Extract Lock/Unlock from shard (#47)

---
 bigcache.go | 2 ++
 shard.go    | 4 ----
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/bigcache.go b/bigcache.go
index a4f41e2f..93a9b45d 100644
--- a/bigcache.go
+++ b/bigcache.go
@@ -134,7 +134,9 @@ func (c *BigCache) Set(key string, entry []byte) error {
 // Reset empties all cache shards
 func (c *BigCache) Reset() error {
 	for _, shard := range c.shards {
+		shard.lock.Lock()
 		shard.reset(c.config)
+		shard.lock.Unlock()
 	}
 
 	return nil
diff --git a/shard.go b/shard.go
index 6dd14e4d..996f10e2 100644
--- a/shard.go
+++ b/shard.go
@@ -28,13 +28,9 @@ func (s *cacheShard) removeOldestEntry() error {
 }
 
 func (s *cacheShard) reset(config Config) {
-	s.lock.Lock()
-
 	s.hashmap = make(map[uint64]uint32, config.initialShardSize())
 	s.entryBuffer = make([]byte, config.MaxEntrySize+headersSizeInBytes)
 	s.entries.Reset()
-
-	s.lock.Unlock()
 }
 
 func (s *cacheShard) len() int {