display is stale until mouse wiggled or screen touched

[Loving, Kent]

Chris Wilson, Intel Open Source Technology Centre, wrote:
>That would be a bug in your graphics driver not flushing its render queue. 
>May I suggest you update xf86-video-intel?
>-Chris

Chris,
Thank you. I updated that driver to v 2.15.0, from the package in 
debian's squeeze-backports release, and now the screen repaints as it should.

Thanks again,
Kent Loving