From: Jiri Slaby <jslaby@suse.cz>
To: Jeff Layton <jlayton@primarydata.com>, stable@vger.kernel.org
Cc: linux-nfs@vger.kernel.org, bfields@fieldses.org
Subject: Re: [stable PATCH] nfsd: don't try to reuse an expired DRC entry off the list
Date: Wed, 25 Jun 2014 15:32:56 +0200 [thread overview]
Message-ID: <53AACF88.5000006@suse.cz> (raw)
In-Reply-To: <1403290612-15341-1-git-send-email-jlayton@primarydata.com>
On 06/20/2014 08:56 PM, Jeff Layton wrote:
> From: Jeff Layton <jlayton@redhat.com>
>
> This is commit a0ef5e19684f0447da9ff0654a12019c484f57ca in mainline.
>
> While the commit message below doesn't lay this out, we've subsequently
> found that there are some cases where an entry that's still in use can
> be freed prematurely if a particular operation takes a *very* long time
> (on the order of minutes) and/or the server is very busy and doesn't
> have a lot of memory dedicated to the DRC. This patch eliminates that
> possibility, so it's actually more than just a cleanup.
>
> The regression crept in in v3.9, and this patch went into mainline in
> v3.14. Please apply this to any stable kernel between those two
> mainline releases.
Now applied to 3.12. Thanks.
--
js
suse labs
next prev parent reply other threads:[~2014-06-25 13:33 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-20 18:56 [stable PATCH] nfsd: don't try to reuse an expired DRC entry off the list Jeff Layton
2014-06-20 18:59 ` J. Bruce Fields
2014-06-25 13:32 ` Jiri Slaby [this message]
2014-06-25 13:36 ` Jeff Layton
2014-06-26 13:23 ` Luis Henriques
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