linux-kernel - Re: [RFC] O_NOACC: open without any access

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Message-ID: <16755.1245773452@redhat.com>
Date:	Tue, 23 Jun 2009 17:10:52 +0100
From:	David Howells <dhowells@...hat.com>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	dhowells@...hat.com, Miklos Szeredi <miklos@...redi.hu>,
	hch@...radead.org, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
	viro@...IV.linux.org.uk, adilger@....com, akpm@...ux-foundation.org
Subject: Re: [RFC] O_NOACC: open without any access

Alan Cox <alan@...rguk.ukuu.org.uk> wrote:

> So how are you going to make that work in conjunction with the in
> progress work on doing stuff like revoke(), and with module reference
> counting ?

Reference count on which module?  This would not take a reference on the device
driver as it would not refer to it, but would still have a file struct, an
inode struct and a dentry struct on the underlying fs.

David
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