The patch changes MtrrLibLeastAlignment() to MtrrLibBiggestAlignment() and optimizes the implementation to be more efficient. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Cc: Eric Dong <eric.dong@intel.com> Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>