[PATCH] xf86drm.c: add counter for ioctl restarting

[Anton V. Boyarshinov]

Hi

> > around this bugs with proper logging (absent in this patch) much better
> > than lockup.
> 
> But your workaround isn't harmless.  It adds new failure modes for other
> cases that currently work.  That's worse, not better.

I think that from user scope nothing (including Xorg crash) is worth
then lock with 2 abilities: reset or network login and kill -9 Xorg.

I think that even if ioctl's should be restarted forever as present,
some error detecting and logging code should be in this place.

Regards,
Anton