> good point. can we just make i/o unit anything we wish? no, because it affects the size of buffer that gets allocated to hold 9p messages. the kernel is free to limit the iounit too.
> in looking at the code, it might be a lot more efficent > for loadimage to count pixels rather than lines (being > careful with the slop at the end, of course). the > slop is Dy(r)-1 pixels, which is considerable for a > camera shot. > > maybe it's not worth the pain? it's not. fix iounit.
