Re: [PATCH 31/45] alpha/smp: Use get/put_online_cpus_atomic() toprevent CPU offline

From: Srivatsa S. Bhat
Date: Sun Jun 23 2013 - 15:00:09 EST

On 06/23/2013 11:20 PM, Matt Turner wrote:
> On Sun, Jun 23, 2013 at 6:45 AM, Srivatsa S. Bhat
> <srivatsa.bhat@xxxxxxxxxxxxxxxxxx> wrote:
>> Once stop_machine() is gone from the CPU offline path, we won't be able
>> to depend on disabling preemption to prevent CPUs from going offline
>> from under us.
>> Use the get/put_online_cpus_atomic() APIs to prevent CPUs from going
>> offline, while invoking from atomic context.
>> Also, remove the non-ASCII character present in this file!
> It's not non-ASCII. It's a page break.

Oh, ok..

Srivatsa S. Bhat

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