Messages in this thread | | | Date | Mon, 30 Jul 2018 19:16:08 +0200 (CEST) | From | Thomas Gleixner <> | Subject | Re: [PATCH] stop_machine: Disable preemption after queueing stopper threads |
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On Mon, 30 Jul 2018, Sodagudi Prasad wrote: > How about including below change as well? Currently, there is no way to
That would be a completely separate change.
> identify thread migrations completed or not. When we observe this issue, the > symptom was work queue lock up. It is better to have some timeout here and > induce the bug_on.
BUG_ON() is wrong. Why kill the thing if there is at least a theoretical chance that stuff can continue half baken so you can get more info out of it. The back trace is pretty much uninteresting.
Thanks,
tglx
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