linux-kernel - Re: [PATCH 08/11] NFS: Introduce lifecycle management for label attribute.

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Message-Id: <1204238623.24345.128.camel@moss-terrapins.epoch.ncsc.mil>
Date:	Thu, 28 Feb 2008 17:43:43 -0500
From:	Dave Quigley <dpquigl@...ho.nsa.gov>
To:	James Morris <jmorris@...ei.org>
Cc:	hch@...radead.org, viro@....linux.org.uk,
	trond.myklebust@....uio.no, bfields@...ldses.org,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH 08/11] NFS: Introduce lifecycle management for label
	attribute.

The only benefit I can see for this is to make sure we don't leak any of
these labels. I can't find a reasonable way to match these up though so
it will just give us a hint that we are leaking something. 

Dave


On Fri, 2008-02-29 at 10:00 +1100, James Morris wrote:
> On Thu, 28 Feb 2008, Dave Quigley wrote:
> 
> > A question about the debug configuration here. Exactly what information
> > are we looking to get for debugging. If we want line/file/function that
> > these are called on then I need a macro wrapper for the allocation as
> > well. If that is the case I'm guessing we always define the macros
> > nfs_fattr_alloc and nfs_fattr_fini and just make the internal functions
> > static inline so they can be compiled away when !CONFIG_SECURITY.
> 
> Well, a WARN_ON will give you a stack trace.  It's up to you -- how much 
> debugging do you think this will need now? 
> 
> 
> - James

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