works fine here under -current thinkpad x61, no changes.

2010/8/30 Mark Kettenis <[email protected]>:
> The Xorg xserver runs a scary amount of code in a signal handler.
> It's supposed to make your mouse cursor move more smoothly, but I
> can't spot the difference when I disable that "feature".  Instead,
> this "feature" breaks certain multi-card setups and god knows what.
>
> So we're considering switching this off by default.  Before we do
> that, we'd like to do some wider testing.  If you're regularly sitting
> behind an OpenBSD machine running X, can you add the following lines
> to /etc/X11/xorg.conf (or create one with these lines):
>
> Section "ServerFlags"
>        Option "UseSIGIO" "false"
> EndSection
>
> and restart X.  Let me know if you observe any significant changes in
> behaviour.
>
> Thanks,
>
> Mark

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