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SubjectRe: [Linux-fbdev-devel] [PATCH] fbdev fbgen cleanup
On Wed, 23 Jan 2002, Sven wrote:
> On Mon, Jan 21, 2002 at 09:03:25AM -0800, James Simmons wrote:
> >
> > > BTW, romain, i have built pm3fb with 2.5.2, there were some modifications
> > > needed, the major of them was the testing for 2.2 or 2.4 kernels that needed
> > > changing, and the new info.node, which needed to be changed to
> > > info.node.values.
> >
> > The correct fix is to do something like fb_info.node = NODEV;
>
> And not B_FREE ?
>
> I am unsure about this, but i notice that in the 2.4.17 kernel + pm3fb, the
> value assigned to .node was -1, which correspond to B_FREE and not NODEV
> (which is 0).
>
> That said, since it is almost never used, it would maybe be best to move it
> out of the fbdevs and into some of the more generic layers.
>
> Also, since when does the B_FREE or NODEV exists ? I did put the changes into
> a #ifdef kernel 2.5, and kept the -1 for kernels 2.4, but i guess i could
> remove this check altogether if the NODEV was present from the begining. And

IIRC, Marcelo added NODEV to 2.4.x in one of his latest releases, just to solve
this problem.

> what about 2.2 kernels ?

No idea. Ask Alan :-)

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds

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