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From: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
To: Jason Gunthorpe <jgg@ziepe.ca>
Cc: Louis Collard <louiscollard@chromium.org>,
	linux-integrity@vger.kernel.org, Peter Huewe <peterhuewe@gmx.de>,
	Arnd Bergmann <arnd@arndb.de>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-kernel@vger.kernel.org, apronin@chromium.org
Subject: Re: [PATCH] tpm: Add module parameter for hwrng quality.
Date: Thu, 21 Jun 2018 19:21:01 +0300	[thread overview]
Message-ID: <20180621162101.GB11859@linux.intel.com> (raw)
In-Reply-To: <20180618193306.GF6805@ziepe.ca>

On Mon, Jun 18, 2018 at 01:33:06PM -0600, Jason Gunthorpe wrote:
> > > +module_param(override_rng_quality, short, 0644);
> > 
> > Should this be 600 i.e. not to leak this information?
> 
> There is a real push these days against adding module parameters, and
> apparently, IMA can't function with TPM as a module.
> 
> Are you sure this shouldn't be done in some other way?

Maybe a sysfs file would be a better choice for this?

/Jarkko

  reply	other threads:[~2018-06-21 16:21 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-08  6:54 [PATCH] tpm: Add module parameter for hwrng quality Louis Collard
2018-06-18 18:07 ` Jarkko Sakkinen
2018-06-18 19:33   ` Jason Gunthorpe
2018-06-21 16:21     ` Jarkko Sakkinen [this message]
2018-06-27  6:11       ` Louis Collard
2018-06-29 13:03         ` David R. Bild
2018-07-04  6:54           ` Louis Collard
2018-07-18  2:43             ` David R. Bild

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