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SubjectRe: hibernation hangs with ATA errors (lockup_detector bug)
Hello,

On 06/02/2010 09:43 PM, Frederic Weisbecker wrote:
> But I'm eventually surprised about this: stopping the cpu hotplug callbacks
> prevents some ATA resume callbacks to execute.
>
> Does that mean some ata resume path are done from a cpu hotplug notifier?
> That looks weird.

libata itself doesn't use any cpu hotplug notifier. It just uses
suspend and resume callbacks. It looks like somehow IRQ delivery is
screwed up?

Thanks.

--
tejun


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