From: Andrew Donnellan <ajd@linux.ibm.com>
To: Nayna <nayna@linux.vnet.ibm.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Nayna Jain <nayna@linux.ibm.com>,
linuxppc-dev@lists.ozlabs.org, linux-fsdevel@vger.kernel.org,
linux-efi@vger.kernel.org,
linux-security-module <linux-security-module@vger.kernel.org>,
linux-kernel@vger.kernel.org,
Michael Ellerman <mpe@ellerman.id.au>,
npiggin@gmail.com, christophe.leroy@csgroup.eu,
Dov Murik <dovmurik@linux.ibm.com>,
George Wilson <gcwilson@linux.ibm.com>,
Matthew Garrett <mjg59@srcf.ucam.org>,
Dave Hansen <dave.hansen@intel.com>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
Russell Currey <ruscur@russell.cc>,
Stefan Berger <stefanb@linux.ibm.com>,
"Serge E. Hallyn" <serge@hallyn.com>,
"Ritesh Harjani (IBM)" <ritesh.list@gmail.com>
Subject: Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs
Date: Mon, 12 Dec 2022 11:58:56 +1100 [thread overview]
Message-ID: <deda857ccc949f920ae3b7eca753d41b76acceda.camel@linux.ibm.com> (raw)
In-Reply-To: <6f2a4a5f-ab5b-8c1b-47d5-d4e6dca5fc3a@linux.vnet.ibm.com>
On Wed, 2022-11-23 at 13:57 -0500, Nayna wrote:
>
> Given there are no other exploiters for fwsecurityfs and there should
> be
> no platform-specific fs, would modifying sysfs now to let userspace
> create files cleanly be the way forward? Or, if we should strongly
> consider securityfs, which would result in updating securityfs to
> allow
> userspace creation of files and then expose variables via a more
> platform-specific directory /sys/kernel/security/pks? We want to pick
> the best available option and would find some hints on direction
> helpful
> before we develop the next patch.
Ping - it would be helpful for us to know your thoughts on this.
Andrew
--
Andrew Donnellan OzLabs, ADL Canberra
ajd@linux.ibm.com IBM Australia Limited
next prev parent reply other threads:[~2022-12-12 1:00 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-06 21:07 [PATCH 0/4] powerpc/pseries: expose firmware security variables via filesystem Nayna Jain
2022-11-06 21:07 ` [PATCH 1/4] powerpc/pseries: Add new functions to PLPKS driver Nayna Jain
2022-11-06 21:07 ` [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs Nayna Jain
2022-11-09 13:46 ` Greg Kroah-Hartman
2022-11-09 20:10 ` Nayna
2022-11-10 9:58 ` Greg Kroah-Hartman
2022-11-14 23:03 ` Nayna
2022-11-17 21:27 ` Greg Kroah-Hartman
2022-11-19 6:20 ` Nayna
2022-11-20 16:13 ` Greg Kroah-Hartman
2022-11-21 3:14 ` James Bottomley
2022-11-21 11:05 ` Greg Kroah-Hartman
2022-11-21 14:03 ` James Bottomley
2022-11-21 15:05 ` Greg Kroah-Hartman
2022-11-21 17:33 ` James Bottomley
2022-11-21 18:12 ` Greg Kroah-Hartman
2022-11-21 16:12 ` David Laight
2022-11-21 19:34 ` Nayna
2022-11-19 11:48 ` Ritesh Harjani (IBM)
2022-11-22 23:21 ` Nayna
2022-11-23 15:05 ` Nayna
2022-11-23 15:57 ` Greg Kroah-Hartman
2022-11-23 18:57 ` Nayna
2022-12-12 0:58 ` Andrew Donnellan [this message]
2022-12-12 6:11 ` Greg Kroah-Hartman
2022-11-06 21:07 ` [PATCH 3/4] powerpc/pseries: initialize fwsecurityfs with plpks arch-specific structure Nayna Jain
2022-11-06 21:07 ` [PATCH 4/4] powerpc/pseries: expose authenticated variables stored in LPAR PKS Nayna Jain
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=deda857ccc949f920ae3b7eca753d41b76acceda.camel@linux.ibm.com \
--to=ajd@linux.ibm.com \
--cc=benh@kernel.crashing.org \
--cc=christophe.leroy@csgroup.eu \
--cc=dave.hansen@intel.com \
--cc=dovmurik@linux.ibm.com \
--cc=gcwilson@linux.ibm.com \
--cc=gregkh@linuxfoundation.org \
--cc=linux-efi@vger.kernel.org \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-security-module@vger.kernel.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=mjg59@srcf.ucam.org \
--cc=mpe@ellerman.id.au \
--cc=nayna@linux.ibm.com \
--cc=nayna@linux.vnet.ibm.com \
--cc=npiggin@gmail.com \
--cc=paulus@samba.org \
--cc=ritesh.list@gmail.com \
--cc=ruscur@russell.cc \
--cc=serge@hallyn.com \
--cc=stefanb@linux.ibm.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).