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

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Message-ID: <20161018185858.GA2761@htj.duckdns.org>
Date:   Tue, 18 Oct 2016 14:58:58 -0400
From:   Tejun Heo <tj@...nel.org>
To:     Michael Ellerman <mpe@...erman.id.au>
Cc:     torvalds@...ux-foundation.org, linux-kernel@...r.kernel.org,
        jiangshanlai@...il.com, akpm@...ux-foundation.org,
        kernel-team@...com,
        "linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
        Balbir Singh <bsingharora@...il.com>
Subject: Re: Oops on Power8 (was Re: [PATCH v2 1/7] workqueue: make workqueue
 available early during boot)

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.

> 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'll post proper
patches soon.

Thanks!

-- 
tejun