Re: Oops on Power8 (was Re: [PATCH v2 1/7] workqueue: make workqueue available early during boot)

From: Michael Ellerman
Date: Wed Oct 19 2016 - 10:56:29 EST


Tejun Heo <tj@xxxxxxxxxx> writes:

> Hello, Michael.
>
> On Tue, Oct 18, 2016 at 03:37:42PM +1100, Michael Ellerman wrote:
>> That doesn't compile, wq doesn't exist.
>>
>> I guessed that you meant:
>>
>> + wq_numa_init();
>> + list_for_each_entry(wq, &workqueues, list)
>> + wq_update_unbound_numa(wq, smp_processor_id(), true);
>
> Yeap, sorry about that.

No worries.

>> And that does boot.
>>
>> The sysrq-t output is below, it's rather large.
>
> Didn't expect that many cpus but it looks good.

I have another system here with twice as many CPUs if that would help ;)

> I'll post proper patches soon.

Thanks. Can you pull the current series out of linux-next for now until
you merge the new series?

cheers