Take your kernel upto 2.4.10 and you'll be o.k.

Alan.

On Thu, Oct 04, 2001 at 04:28:33PM +0200, Huber, Matthias 6667 SFA-31 wrote:
> Hi,
> 
> the subject says it: glxgears (and all other OpenGL-based programs)
> abort with the message:
> "drmR128SwapBuffers = -14"
> 
> My configuration:
> Kernel 2.4.6
> XFree86 4.1.0
> ATI AIW 128 Pro
> newly compiled drm kernel modules, r128 XFree86 driver, r128_dri.so,
> etc.
> glxinfo works fine, showing direct rendering enabled.
> 
> I tracked the problem to the r128_dri.so. There is an ioctl to the dri
> device with DRM_R128_SWAP_BUFFERS (or so), this ioctl return -14 and
> that's it. But I can't see anywhere in the kernel driver (r128.o), that
> it could return -14 (-EFAULT) for this ioctl. 
> 
> Any ideas are really wellcome.
> Thanks,
> Matthias Huber
> 
> 
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