Revert "Compress/Encrypt Blocks in the background (#1227)"

This reverts commit b13b927.

db2_test.go

@@ -670,13 +670,16 @@ func TestL0GCBug(t *testing.T) {
 	// Simulate a crash by not closing db1 but releasing the locks.
 	if db1.dirLockGuard != nil {
 		require.NoError(t, db1.dirLockGuard.release())
-		db1.dirLockGuard = nil
 	}
 	if db1.valueDirGuard != nil {
 		require.NoError(t, db1.valueDirGuard.release())
-		db1.valueDirGuard = nil
 	}
-	require.NoError(t, db1.Close())
+	for _, f := range db1.vlog.filesMap {
+		require.NoError(t, f.fd.Close())
+	}
+	require.NoError(t, db1.registry.Close())
+	require.NoError(t, db1.lc.close())
+	require.NoError(t, db1.manifest.close())
 
 	db2, err := Open(opts)
 	require.NoError(t, err)

options.go

@@ -176,7 +176,6 @@ func DefaultOptions(path string) Options {
 
 func buildTableOptions(opt Options) table.Options {
 	return table.Options{
-		TableSize:               uint64(opt.MaxTableSize),
 		BlockSize:               opt.BlockSize,
 		BloomFalsePositive:      opt.BloomFalsePositive,
 		LoadBloomsOnOpen:        opt.LoadBloomsOnOpen,