Calling interested Glamo OpenGL developers (was: The forbidden topic: Glamo OpenGL)

Carsten Haitzler (The Rasterman) raster at
Fri Nov 21 04:41:10 CET 2008

On Fri, 21 Nov 2008 04:11:58 +0100 Sascha Wessel <wessel at> babbled:

> Hi,
> On Fri, Nov 21, 2008 at 12:28:44PM +1100, Carsten Haitzler wrote:
> > the policy of the kernel developers is not to export interrupts to
> > usersapce in a generic way - or it hasn't been in the past. this may have
> > changed recently. so u can patch and create a specific driver just for
> > glamo just to export an interrupt - and it'll never go upstream most
> > likely, and the kernel supports no "generic" hook to an interrupt from
> > userspace. one way or another something will block your path (be it getting
> > patches upstream back to mainline kernel or just living without interrupts
> > etc.). this is last i checked. 
> I have never tried it but userspace i/o [1] is a more or less generic
> way to export interrupts to userspace (in the kernel since ~2.6.23).

this is relatively new. :)

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The Rasterman (Carsten Haitzler)    raster at

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