SBO and LBO explained visually

SBO and LBO are essential to write correct Kernels on B200 GPUs that leverage Tensor Cores. That is because they need to be provided to the SMEM descriptor that the tcgen05 MMA op expects the programmer to provide as an operand. The corresponding section in the PTX docs commonly is perceived as confusing and in this blogpost I try to explain the mechanism for both K-Major and M-Major matrix…