Messages in this thread | | | Date | Mon, 10 Oct 2011 11:25:28 -0400 (EDT) | From | Alan Stern <> | Subject | Re: [PATCH v2 2/3] Mutually exclude cpu online and suspend/hibernate |
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On Mon, 10 Oct 2011, Peter Zijlstra wrote:
> I just remember being very surprised about finding out the hotplug usage > of suspend/hibernate wasn't at all serialized against the regular > hotplug thingies.. (see 144060fee07e9c22e179d00819c83c86fbcbf82c).
It _is_ serialized against some of them... maybe not all, though. That's one of the purposes of the "prepare" and "complete" callback methods in dev_pm_ops.
Alan Stern
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