Comment 21 for bug 377090

(In reply to comment #10)
> (In reply to comment #9)
> > commit ec2fde7c8250fdc30984f16c8a1d3587d70b0144
> > Author: Jesse Barnes <email address hidden>
> > Date: Tue Jun 2 16:42:56 2009 +0100
> >
> > Sync DRI2 CopyRegion to vertical retrace
> >
>
> This commit caused screen to stop redrawing. I use two monitors, laptop screen
> and external one. Works ok if I disconnect external monitor but it it's
> connected screen freezes.

Did you pull the updates after this commit? Eric fixed a few issues with this patch in a later commit...

If things are still broken with master, please open a new bug.