On Tue, Dec 02, 2014 at 08:18:46PM -0200, Dâniel Fraga wrote:
> On Tue, 2 Dec 2014 14:10:31 -0800
> "Paul E. McKenney" <paul...@linux.vnet.ibm.com> wrote:
>
> > Thank you!!!
>
> ;)
>
> > Was this as difficult to trigger as the version with the Kconfig hack
> > that used CONFIG_PREEMPT=y and CONFIG_TREE_PREEMPT_RCU=n?
>
> Yes. I had to try many times until I got the call trace.
>
> I'll try the bisect as Linus suggested, but if you have any
> other suggestions, just ask ;). Thanks Paul.
Sounds good to me -- getting a single commit somewhere between
3.16 and 3.17 is going to be a lot better than reasoning indirectly
from some set of RCU read-side critical sections. ;-)
Thanx, Paul
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