linux-kernel - Re: [PATCH v2] tpm: add sysfs attributes for tpm2

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Message-ID: <20160720170553.GD21460@obsidianresearch.com>
Date:	Wed, 20 Jul 2016 11:05:53 -0600
From:	Jason Gunthorpe <jgunthorpe@...idianresearch.com>
To:	Andrey Pronin <apronin@...omium.org>
Cc:	Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>,
	Peter Huewe <peterhuewe@....de>,
	Marcel Selhorst <tpmdd@...horst.net>,
	tpmdd-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org,
	Christophe Ricard <christophe.ricard@...il.com>
Subject: Re: [PATCH v2] tpm: add sysfs attributes for tpm2

On Tue, Jul 19, 2016 at 07:51:52PM -0700, Andrey Pronin wrote:
> Add sysfs attributes in TPM2.0 case for:
>  - TPM_PT_PERMANENT flags
>  - TPM_PT_STARTUP_CLEAR flags
>  - lockout-related properties

I'm not completely sure we need to have these sysfs attributes. Do you
have a reason to expose them? Does udev do something based on them? Is
it just for debugging?

Otherwise it looks about right to me.

Jason