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SubjectRe: [PATCH v5 tip/core/rcu 4/9] completion: Replace spin_unlock_wait() with lock/unlock pair

* Paul E. McKenney <paulmck@linux.vnet.ibm.com> wrote:

> > this change - or can I pick this up into the scheduler tree?
>
> Timely question! ;-)
>
> My current plan is to send you a pull request like the following later
> today, Pacific Time (but rebased adding Steve Rostedt's Reviewed-by).
> This patch is on one of the branches, currently v4.13-rc2..93d8d7a12090
> ("arch: Remove spin_unlock_wait() arch-specific definitions") in my
> -rcu tree.
>
> Ah, and v4.13-rc2..7391304c4959 ("membarrier: Expedited private command")
> is mostly outside of RCU as well.
>
> Since I will be rebasing and remerging anyway, if you would prefer that I
> split the spin_unlock_wait() and/or misc branches out, I am happy to do so.
> If I don't hear otherwise, though, I will send all seven branches using
> my usual approach.
>
> So, if you want something different than my usual approach, please just
> let me know!

No, all branches together sounds good to me!

If you are rebasing anyway, here are some (very minor) commit title nits I noticed:

> swait: add idle variants which don't contribute to load average
> rcu: use idle versions of swait to make idle-hack clear

Capitalization.

> membarrier: Expedited private command

Should start with a verb.

> doc: RCU documentation update

doc: Update RCU documentation

?

> doc: No longer allowed to use rcu_dereference on non-pointers

doc: Describe that it is no longer allowed to use rcu_dereference() on non-pointers

?

> torture: Add --kconfig argument to kvm.sh
> rcutorture: Don't wait for kernel when all builds fail

Is there a difference between 'torture: ' and 'rcutorture: ' prefixes?

Thanks,

Ingo

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