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SubjectRe: [PATCH RFC V3 2/8] stop_machine: make stop_machine safe and efficient to call early
On 10/12/2011 12:34 AM, Ingo Molnar wrote:
> * Jeremy Fitzhardinge <> wrote:
>> On 10/10/2011 12:34 AM, Ingo Molnar wrote:
>>> * Rusty Russell <> wrote:
>>>> On Tue, 4 Oct 2011 12:18:03 -0700, Jeremy Fitzhardinge <> wrote:
>>>>> From: Jeremy Fitzhardinge <>
>>>>> Make stop_machine() safe to call early in boot, before stop_machine()
>>>>> has been set up, by simply calling the callback function directly if
>>>>> there's only one CPU online.
>>>> Not that you need this, since it's >90% Tejun's code now, but:
>>>> Acked-by: Rusty Russell <>
>>> hey, extra review is always useful.
>>> Jeremy, Tejun, what's the expected merge path of these changes?
>> Andrew has already picked up the stop_machine patch, I think. But it's
>> pretty settled now, so it shouldn't cause any problem if it gets via
>> multiple paths.
>> What about the jump-label stuff? Has that been going via tip.git in the
>> past, or by some other path?
> If it has Jason's and PeterZ's ack then it can go via any other tree
> in this cycle - we are not carrying jump label patches right now.
> But those acks are very much desired.

Jason has already Acked it, but then pointed out a couple of problems to

I'll add PeterZ to the next repost.


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