Re: [PATCH -rebased 07/15] sched_ext: Add a DL server for sched_ext tasks

From: Andrea Righi
Date: Wed Aug 20 2025 - 14:20:21 EST


On Wed, Aug 20, 2025 at 11:22:16PM +0530, Joel Fernandes wrote:
>
>
> On 8/19/2025 3:57 AM, Peter Zijlstra wrote:
> > On Sat, Aug 09, 2025 at 02:47:52PM -0400, Joel Fernandes wrote:
> >
> >> --- a/kernel/sched/deadline.c
> >> +++ b/kernel/sched/deadline.c
> >> @@ -1510,7 +1510,7 @@ static void update_curr_dl_se(struct rq *rq, struct sched_dl_entity *dl_se, s64
> >> * The fair server (sole dl_server) does not account for real-time
> >> * workload because it is running fair work.
> >> */
> >> - if (dl_se == &rq->fair_server)
> >> + if (dl_se == &rq->fair_server || dl_se == &rq->ext_server)
> >> return;
> >
> > Does that want to be: if (dl_se->dl_server) ?
> >
>
> Yes, that sounds good to me. Andrea, while you're at it could you roll this
> change in too? I'll pick up your branch once I am back from travel next week.

Done already, have a safe trip. :)

-Andrea