linux-kernel - Re: IMA & truncate

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Message-ID: <20140506191105.GV18016@ZenIV.linux.org.uk>
Date:	Tue, 6 May 2014 20:11:05 +0100
From:	Al Viro <viro@...IV.linux.org.uk>
To:	Mimi Zohar <zohar@...ux.vnet.ibm.com>
Cc:	Dmitry Kasatkin <d.kasatkin@...sung.com>,
	linux-security-module <linux-security-module@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: IMA & truncate

On Tue, May 06, 2014 at 02:39:17PM -0400, Mimi Zohar wrote:

> Al, you're not going to like this, but ima_calc_file_hash() calls
> ima_calc_file_hash_tfm(), which already sets/unsets FMODE_READ in order
> to calculate the file hash.

And if it happens to be on NFS and server says "no reads for you"?
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