On Tue, Oct 17, 2017 at 09:12:02AM +0200, Ingo Molnar wrote: > > > diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug > > > index 2689b7c..e270584 100644 > > > --- a/lib/Kconfig.debug > > > +++ b/lib/Kconfig.debug > > > @@ -1092,8 +1092,8 @@ config PROVE_LOCKING > > > select DEBUG_MUTEXES > > > select DEBUG_RT_MUTEXES if RT_MUTEXES > > > select DEBUG_LOCK_ALLOC > > > - select LOCKDEP_CROSSRELEASE > > > - select LOCKDEP_COMPLETIONS > > > + select LOCKDEP_CROSSRELEASE if BROKEN > > > + select LOCKDEP_COMPLETIONS if BROKEN > > > > I agree with disabling crossrelease as default, becasue of regression, > > as I originally did. > > > > However, it's expected to spend more time once it's enabled. Is the > > following acceptable? > > No, please fix performance.
OK. I will fx the performance problem by making the unwinding optional.
