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SubjectRe: [tip:sched/core] sched/core: Document that RT task priorities are 1...99
On Tue, Apr 16, 2019 at 11:47:27AM +0200, Sebastian Andrzej Siewior wrote:
> On 2019-04-16 11:36:34 [+0200], Peter Zijlstra wrote:
> > On Tue, Apr 16, 2019 at 01:13:11AM -0700, tip-bot for Sebastian Andrzej Siewior wrote:
> > > Commit-ID: 37a8f8590f307db8f8cfa62dfd82b3fc0978607c
> > > Gitweb: https://git.kernel.org/tip/37a8f8590f307db8f8cfa62dfd82b3fc0978607c
> > > Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
> > > AuthorDate: Wed, 3 Apr 2019 23:08:21 +0200
> > > Committer: Ingo Molnar <mingo@kernel.org>
> > > CommitDate: Tue, 16 Apr 2019 10:06:08 +0200
> > >
> > > sched/core: Document that RT task priorities are 1...99
> > >
> > > John identified three files which claim that RT task priorities start at
> > > zero. As far as I understand, 0 is used for DL and has nothing to do
> > > wihich RT priorities as identified by the RT policy.
> >
> > DL is -1, 0 is still very much FIFO/FF
>
> but it can't be set. The lowest we can set is 1. Is this a bug then?

What cannot be set?

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