> becomes a problem.
> 
> Finally, things like RAIDframe *really* want the old MAXPHYS limit to go
> away so that they don't ultimately send 8k transfers to the disks.
couldn't be #define MAXPHYS changed to int tell_maxphys(device_major)???

pciide will tell 64kB unless modified, ccd depending of
stripe size and value from disks, raidframe a_very_big_value etc., scsi
drivers depending of implement etc..