Messages in this thread | | | Date | Sat, 2 Dec 2017 14:55:02 +0100 | From | Peter Zijlstra <> | Subject | Re: [PATCH tip/core/rcu 10/10] rcu: Account for rcu_all_qs() in cond_resched() |
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On Sat, Dec 02, 2017 at 04:22:20AM -0800, Paul E. McKenney wrote: > Because there are a few key places within RCU and rcutorture that need it. > Without it, there are scenarios where the new cond_resched() never gets > activated, and thus doesn't take effect.
Ah, I missed that interaction.
> The key point is that with this series in place, it should not be necessary > to use cond_resched_rcu_qs() outside of kernel/rcu and kernel/torture.c. > Which is a valuable step forward, right?
Quite.
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