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SubjectRe: [PATCH] target: Use WARNON_NON_RT(!irqs_disabled())
On Thu, 22 Mar 2018, Arnaldo Carvalho de Melo wrote:
> Em Wed, Mar 21, 2018 at 11:43:58AM -0700, Linus Torvalds escreveu:
> > [ Adding PeterZ to participants due to query about lockdep_assert() ]
> >
> > On Wed, Mar 21, 2018 at 8:38 AM, Arnaldo Carvalho de Melo
> > <acme@kernel.org> wrote:
> > >
> > > assert_spin_locked(&cmd->t_state_lock);
> > > - WARN_ON_ONCE(!irqs_disabled());
> > > + WARN_ON_ONCE_NONRT(!irqs_disabled());
> >
> > Ugh.
> >
> > Can't we just replace both of those with a lockdep annotation?
>
> Huh, even better, when that feature gets finished (tglx said it was
> being developed, not there yet tho) it'll allow further reduction of the
> PREEMPT_RT_FULL patchkit.

That's the evil plan :)

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