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From: Justin Banks <justinb@bakbone.com>
To: Trond Myklebust <trond.myklebust@fys.uio.no>
Cc: Justin Banks <justinb@bakbone.com>, linux-kernel@vger.kernel.org
Subject: Re: Where's the create() pointer?
Date: Sat, 19 Jan 2008 12:02:49 -0700	[thread overview]
Message-ID: <20080119190249.GA4383@bleen.domain.actdsltmp> (raw)
In-Reply-To: <1200759175.8028.6.camel@heimdal.trondhjem.org>

Trond Myklebust wrote
> 
> On Sat, 2008-01-19 at 08:07 -0700, Justin Banks wrote:
> > It's probably been this way for a long time, and I'm just noticing, but
> > I can't seem to find the create() (among others) pointer for NFS filesystems.
> > 
> > Specifically, If I look at sb->s_root->d_inode->i_op there's no create
> > there. How do I find it? I'm guessing that the ability to share mount
> > structures between multiple NFS mounts resulted in some kind of fake
> > superblock, but I just can't figure out where to find the functions.
> 
> Why would you want to do this in the first place?

I'm just looking at trapping new creates on NFS, and so I need to find
the pointer.

> Anyhow, to answer the question: sb->s_root is not guaranteed to be a
> real file on NFS. The real mountpoints are usually in the anonymous
> dentry list.

Okay, I'll look there, thanks.

-justinb

-- 
Justin Banks
BakBone Software
justinb@bakbone.com

  reply	other threads:[~2008-01-19 19:08 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-19 15:07 Where's the create() pointer? Justin Banks
2008-01-19 16:12 ` Trond Myklebust
2008-01-19 19:02   ` Justin Banks [this message]
2008-01-19 20:06     ` Trond Myklebust
2008-01-20  3:31       ` Justin Banks

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