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From: "J. Bruce Fields" <bfields@fieldses.org>
To: Bryan Schumaker <bjschuma@netapp.com>
Cc: linux-nfs@vger.kernel.org
Subject: Re: [PATCH 2/2] NFSD: Added TEST_STATEID opreation
Date: Fri, 13 May 2011 17:39:06 -0400	[thread overview]
Message-ID: <20110513213906.GC14771@fieldses.org> (raw)
In-Reply-To: <4DCAB73B.4040700@netapp.com>

On Wed, May 11, 2011 at 12:20:11PM -0400, Bryan Schumaker wrote:
> On 05/09/2011 08:49 PM, J. Bruce Fields wrote:
> > On Fri, May 06, 2011 at 02:57:35PM -0400, bjschuma@netapp.com wrote:
> >> +
> >> +	test_stateid->ts_stateids = nfsd4_alloc_ts_pagearray(test_stateid, sizeof(stateid_t));
> >> +	if (IS_ERR(test_stateid->ts_stateids))
> >> +		return PTR_ERR(test_stateid->ts_stateids);
> >> +
> >> +	test_stateid->ts_valid = nfsd4_alloc_ts_pagearray(test_stateid, sizeof(int));
> > 
> > Will this be freed in every case?  I guess you're assuming the encode
> > function will be called whenever the decode succeeds.  Off the top of my
> > head, I don't think that's true if xdr decoding of a later op fails.
> 
> That was what I was assuming.  What is the best way to free this if a later decode fails?  something in nfsd4_proc_compound()?

I had to look at it again and remind myself....  See defer_free() in
fs/nfsd/nfs4xdr.c.

--b.

      reply	other threads:[~2011-05-13 21:39 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-06 18:57 [PATCH 0/2] NFSD: add FREE_STATEID and TEST_STATEID operations bjschuma
2011-05-06 18:57 ` [PATCH 1/2] NFSD: added FREE_STATEID operation bjschuma
2011-05-10  0:36   ` J. Bruce Fields
2011-05-11 14:41     ` Bryan Schumaker
2011-05-13 21:36       ` J. Bruce Fields
2011-05-06 18:57 ` [PATCH 2/2] NFSD: Added TEST_STATEID opreation bjschuma
2011-05-10  0:49   ` J. Bruce Fields
2011-05-11 16:20     ` Bryan Schumaker
2011-05-13 21:39       ` J. Bruce Fields [this message]

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