I'm having the same problem on a 2008 Mac Pro with dual Xeon E5462s, and kernel 3.16.0-25.33. Was working fine on 14.04.
Very suspicious that we all have dual quad-core Clovertown or Harpertown Xeons.
Let me know if you need additional info.
I'm having the same problem on a 2008 Mac Pro with dual Xeon E5462s, and kernel 3.16.0-25.33. Was working fine on 14.04.
Very suspicious that we all have dual quad-core Clovertown or Harpertown Xeons.
Let me know if you need additional info.