Re: [GIT pull] CPU hotplug updates for 4.9

From: Bart Van Assche
Date: Thu Mar 09 2017 - 17:48:35 EST

On Thu, 2017-03-09 at 18:43 +0100, Thomas Gleixner wrote:
> Ok, so it's random. Now it would be interesting what the rest of the system
> does when this happens. I still have no idea why that IOAT setting has any
> influence.

Hello Thomas,

The cpuhp_issue_call() hang happens during boot and before I get the chance to log
in with ssh. Can you be more specific about what information you are looking for?

Anyway, the result of a new bisect I ran is as follows:
* good: 631ddaba5905 ("Merge branches 'pm-sleep' and 'powercap'").
* good: 80f1b3dea9d4 ("Merge branch 'device-properties'").
* bad: a67485d4bf97 ("Merge tag 'acpi-4.10-rc1' of

Does this make sense to you?