On Mon, 04 Jul 2011, Glauber Costa wrote: > This patch accounts steal time time in account_process_tick. > If one or more tick is considered stolen in the current > accounting cycle, user/system accounting is skipped. Idle is fine, > since the hypervisor does not report steal time if the guest > is halted. > > Accounting steal time from the core scheduler give us the > advantage of direct acess to the runqueue data. In a later > opportunity, it can be used to tweak cpu power and make > the scheduler aware of the time it lost. > > Signed-off-by: Glauber Costa <glom...@redhat.com> > CC: Rik van Riel <r...@redhat.com> > CC: Jeremy Fitzhardinge <jeremy.fitzhardi...@citrix.com> > CC: Peter Zijlstra <pet...@infradead.org> > CC: Avi Kivity <a...@redhat.com> > CC: Anthony Liguori <aligu...@us.ibm.com> > CC: Eric B Munson <emun...@mgebm.net>
Tested-by: Eric B Munson <emun...@mgebm.net>
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