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From: Jason Baron <jbaron@akamai.com>
To: Shawn Bohrer <shawn.bohrer@gmail.com>, viro@zeniv.linux.org.uk
Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	nab@linux-iscsi.org, gregkh@linuxfoundation.org,
	Guillaume Morin <guillaume@morinfr.org>
Subject: Re: 3.14 stable regression don't remove from shrink list in select_collect()
Date: Mon, 25 Jan 2016 11:25:01 -0500	[thread overview]
Message-ID: <56A64C5D.2060104@akamai.com> (raw)
In-Reply-To: <20160125160505.GA7834@sbohrermbp13-local.rgmadvisors.com>

On 01/25/2016 11:05 AM, Shawn Bohrer wrote:
> I recently updated some machines to 3.14.58 and they reliably get soft
> lockups.  Sometimes the soft lockup recovers and some times it does
> not.  I've bisected this on the 3.14 stable branch and arrived at:
> 
> c214cb82cdc744225d85899fc138251527f75fff don't remove from shrink
> list in select_collect()
> 
> Reverting this commit plus adding back dentry_lru_del() which was
> removed later on top of 3.14.58 resolves the issue for me.  I've
> included a patch at the bottom with the revert.
> 

I ran into this too on 3.14. You can revert these patches as you've done
or backport the upstream fixes mentioned here:

http://www.spinics.net/lists/stable/msg111544.html

I don't see these fixes queued yet to 3.14, but I may be missing something.

Thanks,

-Jason

  reply	other threads:[~2016-01-25 16:25 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-01-25 16:05 Shawn Bohrer
2016-01-25 16:25 ` Jason Baron [this message]
2016-01-25 17:09   ` Guillaume Morin

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