use a lock when calling unload

graetzer · graetzer · commit 22934550fca3 · 2019-07-01T12:26:29.000+02:00
diff --git a/arangod/RocksDBEngine/RocksDBCollection.cpp b/arangod/RocksDBEngine/RocksDBCollection.cpp
@@ -202,11 +202,12 @@ void RocksDBCollection::load() {
 }
 
 void RocksDBCollection::unload() {
+  WRITE_LOCKER(guard, _exclusiveLock);
   if (useCache()) {
     destroyCache();
     TRI_ASSERT(!_cachePresent);
   }
-  READ_LOCKER(guard, _indexesLock);
+  READ_LOCKER(indexGuard, _indexesLock);
   for (auto it : _indexes) {
     it->unload();
   }

Original file line number	Diff line number	Diff line change
`@@ -202,11 +202,12 @@ void RocksDBCollection::load() {`
`202`	`202`	`}`
`203`	`203`
`204`	`204`	`void RocksDBCollection::unload() {`
	`205`	`+ WRITE_LOCKER(guard, _exclusiveLock);`
`205`	`206`	`if (useCache()) {`
`206`	`207`	`destroyCache();`
`207`	`208`	`TRI_ASSERT(!_cachePresent);`
`208`	`209`	`}`
`209`		`- READ_LOCKER(guard, _indexesLock);`
	`210`	`+ READ_LOCKER(indexGuard, _indexesLock);`
`210`	`211`	`for (auto it : _indexes) {`
`211`	`212`	`it->unload();`
`212`	`213`	`}`