Messages in this thread | | | Subject | Re: [PATCH RT v2 2/3] sched: migrate_enable: Use sleeping_lock to indicate involuntary sleep | From | Scott Wood <> | Date | Thu, 22 Aug 2019 20:21:34 -0500 |
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On Wed, 2019-08-21 at 16:35 -0700, Paul E. McKenney wrote: > On Wed, Aug 21, 2019 at 06:19:05PM -0500, Scott Wood wrote: > > Without this, rcu_note_context_switch() will complain if an RCU read > > lock is held when migrate_enable() calls stop_one_cpu(). > > > > Signed-off-by: Scott Wood <swood@redhat.com> > > I have to ask... Both sleeping_lock_inc() and sleeping_lock_dec() are > no-ops if not CONFIG_PREEMPT_RT_BASE?
Yes.
-Scott
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