Merge pull request #4512 from filecoin-project/feat/disable-bloom

Disable blockstore bloom filter

lib/blockstore/blockstore.go

@@ -50,9 +50,16 @@ type GCLocker = blockstore.GCLocker
 
 var NewGCLocker = blockstore.NewGCLocker
 var NewGCBlockstore = blockstore.NewGCBlockstore
-var DefaultCacheOpts = blockstore.DefaultCacheOpts
 var ErrNotFound = blockstore.ErrNotFound
 
+func DefaultCacheOpts() CacheOpts {
+	return CacheOpts{
+		HasBloomFilterSize:   0,
+		HasBloomFilterHashes: 0,
+		HasARCCacheSize:      512 << 10,
+	}
+}
+
 func CachedBlockstore(ctx context.Context, bs Blockstore, opts CacheOpts) (Blockstore, error) {
 	bs, err := blockstore.CachedBlockstore(ctx, bs, opts)
 	if err != nil {