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SubjectRe: [PATCH] fb.h cleanup
On Mon, 10 Jan 2000, Erik Andersen wrote:
> On Mon Jan 10, 2000 at 09:55:32AM +0100, Geert Uytterhoeven wrote:
> > On Sun, 9 Jan 2000, James A Simmons wrote:
> > > Please test this patch. It's against a pre-2.3.39-2. Once you are happy
> > > with it Geert can you send it to linus. Thank you.
> >
> > > -#define FBIOGET_VSCREENINFO 0x4600
> > > +#define FBIOGET_VSCREENINFO _IOWR(FB_IOC_MAGIC, 0, struct fb_var_screeninfo)
> >
> > Are these backwards compatible on all platforms?
>
> Does it matter? From user space you already have to do a
>
> #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,2,0)
> foo
> #else
> bar
> #endif
>
> since things like struct fb_var_screeninfo already
> had its internals changed.

No you don't. All changes until now were backwards compatible.

Gr{oetje,eeting}s,
Geert

--
Geert Uytterhoeven ----------------- Sony Suprastructure Center Europe (SUPC-E)
Geert.Uytterhoeven@sonycom.com ------------------- Sint-Stevens-Woluwestraat 55
Voice +32-2-7248632 Fax +32-2-7262686 ---------------- B-1130 Brussels, Belgium

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