linux-kernel - Re: [PATCH 24/32] dlm: dlm workqueues aren't used in memory reclaim path

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Message-ID: <1294064489.2429.58.camel@dolmen>
Date:	Mon, 03 Jan 2011 14:21:29 +0000
From:	Steven Whitehouse <swhiteho@...hat.com>
To:	Tejun Heo <tj@...nel.org>
Cc:	linux-kernel@...r.kernel.org,
	Christine Caulfield <ccaulfie@...hat.com>,
	David Teigland <teigland@...hat.com>, cluster-devel@...hat.com
Subject: Re: [PATCH 24/32] dlm: dlm workqueues aren't used in memory
 reclaim path

Hi,

On Mon, 2011-01-03 at 15:01 +0100, Tejun Heo wrote:
> On Mon, Jan 03, 2011 at 01:58:27PM +0000, Steven Whitehouse wrote:
> > Hi,
> > 
> > You already acked a patch to do this, which is in the DLM git tree,
> > waiting for the next merge window:
> > 
> > http://git.kernel.org/?p=linux/kernel/git/teigland/dlm.git;a=commitdiff;h=dcce240ead802d42b1e45ad2fcb2ed4a399cb255
> 
> Ooh, I see.  Hmmm... maybe I've asked this before but do you really
> need WQ_MEM_RECLAIM there?  Is dlm used during memory reclaim?
> 
> Thanks.
> 

Yes, it is in case of deallocation of inodes, so we have to be careful
about that,

Steve.


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