Re: [PATCH 00/10] rcu: Add missing RCU idle APIs on idle loop

From: Geert Uytterhoeven
Date: Thu Aug 23 2012 - 16:23:15 EST


Hi Frederic,

On Thu, Aug 23, 2012 at 1:02 PM, Frederic Weisbecker <fweisbec@xxxxxxxxx> wrote:
> On Wed, Aug 22, 2012 at 07:18:04PM +0200, Geert Uytterhoeven wrote:
>> On Wed, Aug 22, 2012 at 6:23 PM, Frederic Weisbecker <fweisbec@xxxxxxxxx> wrote:
>> > So this fixes some potential RCU stalls in a bunch of architectures.
>> > When rcu_idle_enter()/rcu_idle_exit() became a requirement, we forgot
>> > to handle the architectures that don't support CONFIG_NO_HZ.
>> >
>> > I guess the set should be dispatched into arch maintainer trees.
>>
>> I can take the m68k version, but are you sure you want it this way?
>> Each of them must be in mainline before they can enter stable.
>
> Yeah, I was thinking the right route is for these patches to be
> carried by arch maintainer who then push to Linus and then this goes
> to stable.
>
> Is that ok for you?
>
> Otherwise I can carry the patches myself. In a tree of my own, or
> Paul's or mmotm. As long as I have your ack.

I applied your patch to the m68k for-3.6/for-linus branch.
I'll ask Linus to pull later in the rc cycle (right now I don't have
anything else
queued for 3.6).
Still, I think it's better to just collect acks and send it to Linus
in one shot,
so it can go into stable in one shot too.

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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