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SubjectRe: [PATCH 18/19] sched: prctl() core-scheduling interface
On Thu, Aug 05, 2021 at 06:53:19PM +0200, Eugene Syromiatnikov wrote:
> On Thu, Apr 22, 2021 at 02:05:17PM +0200, Peter Zijlstra wrote:
> > API:
> >
> > prctl(PR_SCHED_CORE, PR_SCHED_CORE_GET, tgtpid, pidtype, &cookie)
> > prctl(PR_SCHED_CORE, PR_SCHED_CORE_CREATE, tgtpid, pidtype, NULL)
> > prctl(PR_SCHED_CORE, PR_SCHED_CORE_SHARE_TO, tgtpid, pidtype, NULL)
> > prctl(PR_SCHED_CORE, PR_SCHED_CORE_SHARE_FROM, srcpid, pidtype, NULL)
> >
> > where 'tgtpid/srcpid == 0' implies the current process and pidtype is
> > kernel enum pid_type {PIDTYPE_PID, PIDTYPE_TGID, PIDTYPE_PGID, ...}.
>
> It means that enum pid_tipe has to be a part of UAPI now. Would you
> like to address it, or rather I'd send a patch?

Please send a patch; I'm more sparse than usual atm.

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