Re: dri ioctl32 problem on amd64/x86_64 on 2.6.8-rc2 and earlier

[Alan H. <al...@fa...>]

On Wed, Jul 21, 2004 at 10:41:10AM +0100, Dave Airlie wrote:
> 
> > I have a working direct rendering mechanism in my 64-bit userland. However,
> > 32-bit software running in a 32-bit chroot environment cannot operate with the
> > 64-bit drm. I get the following error when executing the 32-bit glxinfo inside
> > the chroot:
> >
> 
> the DRM has some major 64-bit issues that we need to break backwards
> compatibility we haven't simply be able to declare a time when the people
> who need to work on it can spare the amount of time needed together...
> 
> I think the plan is to fix the issues in the DRM CVS and try and push them
> to Linus in one big push which breaks all platforms together and we can
> have a flag day....
> 
> One remaining issue is what types to use in the headers used in both
> kernel/userspace, we don't want to have two separate headers (why should
> we?) so what types should we use ... surely someone has done this before..

Dave,

Attached is some patches from SuSE from their AMD64 port for the DRM.

Maybe this is a good start to look into the 32/64bit issues.

Alan.