Linalg is an important dialect in MLIR. Many external projects also use Linalg as key dialect to enter the MLIR world. It is an instantiation of what is called - StructuredOps i.e. structured types and structured iterators working coherently together. This talk will first cover some essential concepts of Linalg to give the audience an understanding of linalg ops and transformations. Then it will focus on op fusion in linalg. At end of the talk the audience will have a better understanding on Linalg Op Fusion and adjacent topics.