add missing flush inblockstore compact (#411)

- Bugfix: Flush the last block before closing the last new block written to during blockstore compact. UE-291196
- Feature: Drop unreachable CAS data during GC pass. UE-291196

1 files changed, 3 insertions, 2 deletions

diff --git a/src/zenstore/include/zenstore/blockstore.h b/src/zenstore/include/zenstore/blockstore.h
index b0713fea1..8cbcad11b 100644
--- a/src/zenstore/include/zenstore/blockstore.h
+++ b/src/zenstore/include/zenstore/blockstore.h
@@ -127,7 +127,8 @@ public:
 	typedef std::vector<std::pair<size_t, BlockStoreLocation>> MovedChunksArray;
 	typedef std::vector<size_t>								   ChunkIndexArray;
 
-	typedef std::function<bool(const MovedChunksArray& MovedChunks, uint64_t FreedDiskSpace)>			 CompactCallback;
+	typedef std::function<bool(const MovedChunksArray& MovedChunks, const ChunkIndexArray& ScrubbedChunks, uint64_t FreedDiskSpace)>
+																										 CompactCallback;
 	typedef std::function<uint64_t()>																	 ClaimDiskReserveCallback;
 	typedef std::function<bool(size_t ChunkIndex, const void* Data, uint64_t Size)>						 IterateChunksSmallSizeCallback;
 	typedef std::function<bool(size_t ChunkIndex, BlockStoreFile& File, uint64_t Offset, uint64_t Size)> IterateChunksLargeSizeCallback;
@@ -173,7 +174,7 @@ public:
 	void CompactBlocks(
 		const BlockStoreCompactState&	CompactState,
 		uint32_t						PayloadAlignment,
-		const CompactCallback&			ChangeCallback		= [](const MovedChunksArray&, uint64_t) { return true; },
+		const CompactCallback&			ChangeCallback = [](const MovedChunksArray&, const ChunkIndexArray&, uint64_t) { return true; },
 		const ClaimDiskReserveCallback& DiskReserveCallback = []() { return 0; },
 		std::string_view				LogPrefix			= {});