From: Paul Burton <paul.burton@xxxxxxxx> Date: Mon, 19 Feb 2018 08:42:23 -0800 > So whilst I totally agree that copying around the whole frame is awful, > it's a separate problem to the length used for DMA mapping being > incorrect which is what this patch addresses & I'd rather not start > adding more & more fixes or cleanups into this initial series before the > driver is even functional on my hardware. Agreed.