On 20.11.2009, at 02:54, Jeremy Fitzhardinge wrote: > On 11/20/09 07:58, Alexander Graf wrote: >> >> Am 19.11.2009 um 23:55 schrieb Jeremy Fitzhardinge <[email protected]>: >> >>> 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.
Oh so it's actually using it? Feel like doing the removal then? I don't really want to mess with VMI code :-) Alex _______________________________________________ Virtualization mailing list [email protected] https://lists.linux-foundation.org/mailman/listinfo/virtualization
