Freeze due to performance_cx_lowest=LOW

[M. Warner Losh]

In message: <20060531195741.6c312633 at Magellan.Leidinger.net>
            Alexander Leidinger <Alexander at Leidinger.net> writes:
: Quoting Nate Lawson <nate at root.org> (Wed, 31 May 2006 08:30:12 -0700):
: 
: > Oh and do you have usb compiled in?  C3 won't be used on systems that 
: > have usb compiled in due to the constant bus master activity when usb 
: > polls ports.  Anyone interested in helping with this?  It basically 
: > involves adding a timeout to usb to run every 1 second or so that pokes 
: > usb to check for new devices and then disables it again.  (global 
: > suspend function I think).
: 
: You may suggest this to Hans-Petter Selasky, he is currently working in
: perforce to make his own USB stack ready for replacement of our current
: one. I think Warner is mentoring him.

I think that it would be good to move much of Hans-Petter's work into
the current framework until his new stuff is ready.  I have worries
about many of the bug fixes going into the tree not making it into his
tree, for example.  The more we can sync them up, the better off we'll be.

Warner