make decommit size equal to slice size
@@ -309,10 +309,10 @@ typedef enum mi_segment_kind_e {
// the corresponding MI_COMMIT_SIZE area is committed.
// The MI_COMMIT_SIZE must be a multiple of the slice
// size. If it is equal we have the most fine grained
-// decommit but in practice 2x seems to perform better.
+// decommit (but in practice 2x seems to perform better).
// ------------------------------------------------------
-#define MI_COMMIT_SIZE (2*MI_SEGMENT_SLICE_SIZE)
+#define MI_COMMIT_SIZE (MI_SEGMENT_SLICE_SIZE)
#define MI_COMMIT_MASK_BITS (MI_SEGMENT_SIZE / MI_COMMIT_SIZE)
#define MI_COMMIT_MASK_FIELD_BITS MI_SIZE_BITS
#define MI_COMMIT_MASK_FIELD_COUNT (MI_COMMIT_MASK_BITS / MI_COMMIT_MASK_FIELD_BITS)
