Messages in this thread | | | Date | Thu, 30 Oct 2014 14:19:04 +0100 | From | Peter Zijlstra <> | Subject | Re: Cache Allocation Technology Design |
| |
On Thu, Oct 30, 2014 at 08:44:40AM -0400, Tejun Heo wrote: > On Thu, Oct 30, 2014 at 08:14:24AM +0100, Peter Zijlstra wrote: > > On Thu, Oct 30, 2014 at 08:07:25AM +0100, Peter Zijlstra wrote: > > > > and always allow execution of member tasks. > > > > This too btw is not strictly speaking possible for all controllers. Most > > all sched controllers live by the grace of forcing tasks not to run at > > times (eg. the bandwidth controls), falsifying the 'always'. > > Oh sure, the a task just has to run in a foreseeable future, or > rather, a task must not be blocked indefinitely requiring userland > intervention to become executable again.
Like the freezer cgroup you mean? ;-)
| |