gvsafronov/futriix
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Fix deadlock in storage cache

Browse Source 
Former-commit-id: e74711e8131cd29a1e0294fbb28e1737ee98afce
This commit is contained in:
John Sully 2021-06-14 06:32:58 +00:00
parent df19692fd8
commit bdc29a935e
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/StorageCache.cpp
View File

@ -130,9 +130,10 @@ void StorageCache::retrieve(sds key, IStorage::callbackSingle fn) const
size_t StorageCache::count() const
{
std::unique_lock<fastlock> ul(m_lock);
std::unique_lock<fastlock> ul(m_lock, std::defer_lock);
bool fLocked = ul.try_lock();
size_t count = m_spstorage->count();
if (m_pdict != nullptr) {
if (m_pdict != nullptr && fLocked) {
serverAssert(bulkInsertsInProgress.load(std::memory_order_seq_cst) || count == (dictSize(m_pdict) + m_collisionCount));
}
return count;
@ -140,6 +141,5 @@ size_t StorageCache::count() const
void StorageCache::beginWriteBatch() {
serverAssert(GlobalLocksAcquired()); // Otherwise we deadlock
m_lock.lock();
m_spstorage->beginWriteBatch();
}