On 11/20/09 07:58, Alexander Graf wrote: > > Am 19.11.2009 um 23:55 schrieb Jeremy Fitzhardinge <jeremy@xxxxxxxx>: > >> On 11/18/09 20:56, Alexander Graf wrote: >>> Currently we use pv-ops to tell linux not to do anything on io_delay. >>> >>> While the basic idea is good IMHO, I don't see why we would need pv-ops >>> for that. The io delay function already has a switch that can do >>> nothing >>> if you're so inclined. >>> >>> So here's a patch (stacked on top of the previous pv-ops series) that >>> removes the io delay pv-ops hook and just sets the native io delay >>> variable instead. >>> >> >> Can you just get rid of the io_delay op altogether? If KVM doesn't need >> it, then nobody does. > > Sure, can do. That'd be a separate patch though. Yep. A patch each for VMI and Xen to remove the dependency, and a final patch to remove the op. Hm, looks like VMI has a specific ROM call for io_delay; I wonder what it does. J -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html