This series updates the iomap write path to be more efficient and avoid some of the performance regressions caused by the iomap introductions (for others we'll need VM fixes as well). Changes since V1: - slight refactoring of the prealloc code based on feedback / patches from Brian -- To unsubscribe from this list: send the line "unsubscribe linux-xfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html