From: Jarkko Sakkinen <jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
To: Peter Huewe <peterhuewe-Mmb7MZpHnFY@public.gmane.org>,
Ashley Lai <ashley-fm2HMyfA2y6tG0bUXCXiUA@public.gmane.org>,
Marcel Selhorst <tpmdd-yWjUBOtONefk1uMJSBkQmQ@public.gmane.org>
Cc: tpmdd-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
josh.triplett-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org,
christophe.ricard-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
jason.gunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org,
linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
trousers-tech-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Subject: Re: [PATCH v7 06/10] tpm: fix: move sysfs attributes to the correct place.
Date: Tue, 18 Nov 2014 11:29:11 +0200 [thread overview]
Message-ID: <20141118092911.GA17459@intel.com> (raw)
In-Reply-To: <1415713513-16524-7-git-send-email-jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
On Tue, Nov 11, 2014 at 03:45:09PM +0200, Jarkko Sakkinen wrote:
> The sysfs attributes of the TPM device were created to the platform
> device directory that owns the character device instead of placing
> them correctly to the directory of the character device,
>
> They were also created in a racy way so that character device might
> become visible before sysfs attributes become available.
>
> Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
For this patch there are at least these open items:
- Paths in Documentation/ABI/stable/sysfs-class-tpm should be updated.
- I moved attributes described in the documentation to the character
device sysfs-directory from platform device sysfs directory. I don't
believe this is a mentionable breakage because they weren't machine
readable anyway. This should be however explicitly stated in the
commit message.
- What should be done with PPI sysfs attributes? They are also in wrong
place.
- What should be done with the BIOS log? They are also in wrong place.
I think this patch is really the key change to sort out before pulling the
patch set to the maintainer tree.
/Jarkko
next prev parent reply other threads:[~2014-11-18 9:29 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-11 13:45 [PATCH v7 00/10] TPM 2.0 support Jarkko Sakkinen
[not found] ` <1415713513-16524-1-git-send-email-jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2014-11-11 13:45 ` [PATCH v7 01/10] tpm: merge duplicate transmit_cmd() functions Jarkko Sakkinen
2014-11-25 21:18 ` [tpmdd-devel] " Stefan Berger
[not found] ` <5474F22F.1030301-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2014-11-27 11:43 ` Jarkko Sakkinen
2014-11-11 13:45 ` [PATCH v7 02/10] tpm: two-phase chip management functions Jarkko Sakkinen
[not found] ` <1415713513-16524-3-git-send-email-jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2014-11-26 14:38 ` [tpmdd-devel] " Stefan Berger
2014-11-11 13:45 ` [PATCH v7 03/10] tpm: fix multiple race conditions in tpm_ppi.c Jarkko Sakkinen
2014-11-25 21:40 ` [tpmdd-devel] " Stefan Berger
2014-11-11 13:45 ` [PATCH v7 04/10] tpm: rename chip->dev to chip->pdev Jarkko Sakkinen
[not found] ` <1415713513-16524-5-git-send-email-jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2014-11-25 21:44 ` [tpmdd-devel] " Stefan Berger
[not found] ` <5474F855.7080207-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2014-11-27 14:51 ` Jarkko Sakkinen
2014-11-11 13:45 ` [PATCH v7 05/10] tpm: device class for tpm Jarkko Sakkinen
[not found] ` <1415713513-16524-6-git-send-email-jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2014-11-26 12:34 ` [tpmdd-devel] " Stefan Berger
2014-11-11 13:45 ` [PATCH v7 06/10] tpm: fix: move sysfs attributes to the correct place Jarkko Sakkinen
[not found] ` <1415713513-16524-7-git-send-email-jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2014-11-18 9:29 ` Jarkko Sakkinen [this message]
2014-11-26 0:48 ` [tpmdd-devel] " Stefan Berger
2014-11-11 13:45 ` [PATCH v7 07/10] tpm: TPM 2.0 baseline support Jarkko Sakkinen
[not found] ` <1415713513-16524-8-git-send-email-jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2014-11-26 0:42 ` [tpmdd-devel] " Stefan Berger
[not found] ` <547521F1.7040209-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2014-12-01 17:55 ` Jarkko Sakkinen
2014-11-11 13:45 ` [PATCH v7 08/10] tpm: TPM 2.0 CRB Interface Jarkko Sakkinen
[not found] ` <1415713513-16524-9-git-send-email-jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2014-11-26 14:06 ` [tpmdd-devel] " Stefan Berger
[not found] ` <5475DE81.50308-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2014-11-27 15:40 ` Jarkko Sakkinen
[not found] ` <20141127154023.GD24791-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2014-11-28 17:23 ` Stefan Berger
2014-12-01 13:26 ` Jarkko Sakkinen
2014-11-11 13:45 ` [PATCH v7 09/10] tpm: TPM 2.0 FIFO Interface Jarkko Sakkinen
[not found] ` <1415713513-16524-10-git-send-email-jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2014-11-25 21:52 ` [tpmdd-devel] " Stefan Berger
2014-11-26 18:10 ` Jarkko Sakkinen
2014-11-27 1:38 ` Stefan Berger
2014-11-11 13:45 ` [PATCH v7 10/10] tpm: TPM 2.0 sysfs attributes Jarkko Sakkinen
[not found] ` <1415713513-16524-11-git-send-email-jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2014-11-25 23:55 ` [tpmdd-devel] " Stefan Berger
2014-11-18 6:33 ` [PATCH v7 00/10] TPM 2.0 support Jarkko Sakkinen
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