linux-kernel - Re: [PATCH] TPM: Fixup pubek sysfs file

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Message-Id: <20090904140325.c592289a.akpm@linux-foundation.org>
Date:	Fri, 4 Sep 2009 14:03:25 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Roland Dreier <rdreier@...co.com>
Cc:	jgunthorpe@...idianresearch.com, tpmdd-devel@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org, srajiv@...ux.vnet.ibm.com,
	debora@...ux.vnet.ibm.com, m.selhorst@...rix.com,
	jmorris@...ei.org, jbeulich@...ell.com
Subject: Re: [PATCH] TPM: Fixup pubek sysfs file

On Thu, 03 Sep 2009 22:02:24 -0700
Roland Dreier <rdreier@...co.com> wrote:

> 
>  > Algorithm: 00 00 00 01
>  > Encscheme: 00 03
>  > Sigscheme: 00 01
>  > Parameters: 00 00 08 00 00 00 00 02 00 00 00 00
>  > Modulus length: 256
> 
> No argument that this fix is an improvement, but what happened to the
> "one value per file" rule for sysfs??

We goofed.  This one snuck through.

It's one of the reasons why I recommend that people cite examples of
the sysfs/procfs output in changelogs.  These things are part of the
kernel ABI and once they go in we cannot change them so we have to get
them right first time.
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