linux-kernel - Re: [GIT PULL] dlm fix for 2.6.38

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Message-ID: <20110214162115.GB6909@redhat.com>
Date:	Mon, 14 Feb 2011 11:21:15 -0500
From:	David Teigland <teigland@...hat.com>
To:	Tejun Heo <tj@...nel.org>
Cc:	Steven Whitehouse <swhiteho@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [GIT PULL] dlm fix for 2.6.38

On Mon, Feb 14, 2011 at 04:46:01PM +0100, Tejun Heo wrote:
> Hello,
> 
> On Mon, Feb 14, 2011 at 10:38:44AM -0500, David Teigland wrote:
> > find_lkb seems to be getting an actual, but wrong lkid, so it's returning
> > the wrong lkb in the receive routines.  It happens fairly quickly with
> > multiple wq threads, but not at all with single.  One suspect I'm going to
> > look at are the ls_stub and fields in the lockspace struct.  I'm not
> > convinced extra send/recv threads give us that much benefit in practice,
> > so it's not my top priority at the moment.
> 
> Hmmm... okay.  At any rate, please use alloc[_ordered]_workqueue()
> interface.  create[_singlethread]_workqueue() will be deprecated soon.

Oh, I'll switch to the other API in the patch set for the next merge.
Dave

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