Re: [PATCH] print_dev_t for 2.6.0-test1-mm

Andrew Morton
2003-07-16T21:31:28Z

Andries Brouwer <aebr@win.tue.nl> wrote:
>
> On Wed, Jul 16, 2003 at 02:13:20PM -0700, Andrew Morton wrote:
>
> > The new dev_t encoding is a bit weird because we of course continue to
> > support the old 8:8 encoding. I think the rule is: "if the top 32-bits are
> > zero, it is 8:8, otherwise 32:32". We can express this nicely with
> > "%u:%u".
>
> 16-bit only: 8:8, otherwise 32-bit only: 16:16, otherwise 32:32.
>

Why do we need the 16:16 option?