linux-kernel - Re: linux-next: slab shrinkers: BUG at mm/list

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Date:	Tue, 9 Jul 2013 10:50:32 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Glauber Costa <glommer@...il.com>
Cc:	Michal Hocko <mhocko@...e.cz>, Dave Chinner <david@...morbit.com>,
	linux-mm@...ck.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: linux-next: slab shrinkers: BUG at mm/list_lru.c:92

On Tue, 9 Jul 2013 21:32:51 +0400 Glauber Costa <glommer@...il.com> wrote:

> > $ dmesg | grep "blocked for more than"
> > [276962.652076] INFO: task xfs-data/sda9:930 blocked for more than 480 seconds.
> > [276962.653097] INFO: task kworker/2:2:17823 blocked for more than 480 seconds.
> > [276962.653940] INFO: task ld:14442 blocked for more than 480 seconds.
> > [276962.654297] INFO: task ld:14962 blocked for more than 480 seconds.
> > [277442.652123] INFO: task xfs-data/sda9:930 blocked for more than 480 seconds.
> > [277442.653153] INFO: task kworker/2:2:17823 blocked for more than 480 seconds.
> > [277442.653997] INFO: task ld:14442 blocked for more than 480 seconds.
> > [277442.654353] INFO: task ld:14962 blocked for more than 480 seconds.
> > [277922.652069] INFO: task xfs-data/sda9:930 blocked for more than 480 seconds.
> > [277922.653089] INFO: task kworker/2:2:17823 blocked for more than 480 seconds.
> > 
> 
> You seem to have switched to XFS. Dave posted a patch two days ago fixing some
> missing conversions in the XFS side. AFAIK, Andrew hasn't yet picked the patch.

I can't find that patch.  Please resend?

There's also "list_lru: fix broken LRU_RETRY behaviour", which I
assume we need?
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