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From: Anna Schumaker <Anna.Schumaker@netapp.com>
To: "J. Bruce Fields" <bfields@fieldses.org>,
	Jeff Layton <jeff.layton@primarydata.com>
Cc: <linux-nfs@vger.kernel.org>
Subject: Re: [PATCH] nfsd: close potential race between delegation break and laundromat
Date: Mon, 7 Jul 2014 16:04:49 -0400	[thread overview]
Message-ID: <53BAFD61.8030009@netapp.com> (raw)
In-Reply-To: <20140707193108.GF8630@fieldses.org>

On 07/07/2014 03:31 PM, J. Bruce Fields wrote:
> On Mon, Jul 07, 2014 at 03:14:50PM -0400, Jeff Layton wrote:
>> Sigh...after staring at this patch all day, I think I now see a
>> potential problem with the fault injection piece.
>>
>> In the "recall" case, we may find a delegation on the cl_delegations
>> list that has already been recalled. If that's the case, then we
>> probably should just skip it.
>>
>> I'll fix this patch, retest and resend. Sorry for the noise...
> 
> OK, so sounds like the fix isn't a big deal, but it also sounds like the
> fault injection code has come up as needing special attention a few
> times during this work now.
> 
> Has anyone actually ended up using that code?  Anna?

I used that code more often when I first wrote it, but I haven't played around with anything in at least a year.

Anna

> 
> In retrospect I wonder if it's worth the trouble.  It's very
> special-purpose stuff and if nobody's using it then maybe we could just
> remove it....
> 
> --b.
> 


      parent reply	other threads:[~2014-07-07 20:04 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-07-07 19:03 [PATCH] nfsd: close potential race between delegation break and laundromat Jeff Layton
2014-07-07 19:14 ` Jeff Layton
2014-07-07 19:31   ` J. Bruce Fields
2014-07-07 20:00     ` Jeff Layton
2014-07-11 19:26       ` J. Bruce Fields
2014-07-07 20:04     ` Anna Schumaker [this message]

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