On Mon, Aug 30, 2010 at 11:31:25PM +0200, Mark Kettenis wrote: > 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.
How can you tell whether this option is turned on by default or not? xorg.conf(5) indicates that the default is platform dependent and that this option in general should only be used as a work-around to a bug until fixed. --patrick
