linux-kernel - Re: nfsv2 ref leak in 2.6.24?

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Message-Id: <200710212218.l9LMIMgj011206@agora.fsl.cs.sunysb.edu>
Date:	Sun, 21 Oct 2007 18:18:22 -0400
From:	Erez Zadok <ezk@...sunysb.edu>
To:	Trond Myklebust <trond.myklebust@....uio.no>
Cc:	Erez Zadok <ezk@...sunysb.edu>, bfields@...ldses.org,
	nfs@...ts.sourceforge.net, neilb@...e.de,
	linux-kernel@...r.kernel.org
Subject: Re: nfsv2 ref leak in 2.6.24? 

In message <1192985892.7505.32.camel@...mdal.trondhjem.org>, Trond Myklebust writes:
> 
> On Sat, 2007-10-20 at 17:35 -0400, Erez Zadok wrote:
> 
> > Trond, I verified that w/ the above patch the problem is w/ nfs: the client
> > leaves .nfsXXX files behind for every file unlinked while open.  Let me know
> > when you get a fix and I'll test it.
> 
> Doh... Another typo.
> 
> Trond
> -------------------------- CUT HERE --------------------
> From: Trond Myklebust <Trond.Myklebust@...app.com>
> Date: Sun, 21 Oct 2007 12:02:22 -0400
> NFS: Fix a typo in nfs_call_unlink()
> 
> Signed-off-by: Trond Myklebust <Trond.Myklebust@...app.com>
> ---
> 
>  fs/nfs/unlink.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/fs/nfs/unlink.c b/fs/nfs/unlink.c
> index ce558c2..233ad38 100644
> --- a/fs/nfs/unlink.c
> +++ b/fs/nfs/unlink.c
> @@ -171,7 +171,7 @@ static int nfs_call_unlink(struct dentry *dentry, struct nfs_unlinkdata *data)
>  	if (parent == NULL)
>  		goto out_free;
>  	dir = parent->d_inode;
> -	if (nfs_copy_dname(dentry, data) == 0)
> +	if (nfs_copy_dname(dentry, data) != 0)
>  		goto out_dput;
>  	/* Non-exclusive lock protects against concurrent lookup() calls */
>  	spin_lock(&dir->i_lock);

With this patch, all my nfs2/3/4 tests passed just fine.

Thanks,
Erez.
-
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