linux-kernel - Re: [PATCH] workqueue: fix cwq->nr

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Message-ID: <1282728024.3685.8.camel@jlt3.sipsolutions.net>
Date:	Wed, 25 Aug 2010 11:20:24 +0200
From:	Johannes Berg <johannes@...solutions.net>
To:	Tejun Heo <tj@...nel.org>
Cc:	lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] workqueue: fix cwq->nr_active underflow

Hi,

> Yeap, without the fix patch applied, that should confirm that we're
> seeing the same failure, and with the patch applied, you can add a
> printk in the else part of !delayed check in cwq_dec_nr_in_flight().
> If the printk triggers and later rmmod dosen't trigger BUG_ON(), we
> can be fairly sure the problem is fixed.

Ok, I'll apply this patch then and go back to testing what I was doing
all the time. Will let you know.

johannes

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