Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-12-11 Thread Greg Kroah-Hartman
On Mon, Dec 12, 2022 at 11:58:56AM +1100, Andrew Donnellan wrote: > 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 cleanl

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-12-11 Thread Andrew Donnellan
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

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-23 Thread Nayna
On 11/23/22 10:57, Greg Kroah-Hartman wrote: On Wed, Nov 23, 2022 at 10:05:49AM -0500, Nayna wrote: On 11/22/22 18:21, Nayna wrote: From the perspective of our use case, we need to expose firmware security objects to userspace for management. Not all of the objects pre-exist and we would lik

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-23 Thread Greg Kroah-Hartman
On Wed, Nov 23, 2022 at 10:05:49AM -0500, Nayna wrote: > > On 11/22/22 18:21, Nayna wrote: > > > > From the perspective of our use case, we need to expose firmware > > security objects to userspace for management. Not all of the objects > > pre-exist and we would like to allow root to create them

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-23 Thread Nayna
On 11/22/22 18:21, Nayna wrote: From the perspective of our use case, we need to expose firmware security objects to userspace for management. Not all of the objects pre-exist and we would like to allow root to create them from userspace. From a unification perspective, I have considered a

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-22 Thread Nayna
On 11/19/22 06:48, Ritesh Harjani (IBM) wrote: Hello Nayna, Hi Ritesh, On 22/11/09 03:10PM, Nayna wrote: On 11/9/22 08:46, Greg Kroah-Hartman wrote: On Sun, Nov 06, 2022 at 04:07:42PM -0500, Nayna Jain wrote: securityfs is meant for Linux security subsystems to expose policies/logs or a

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-21 Thread Nayna
On 11/20/22 22:14, James Bottomley wrote: On Sun, 2022-11-20 at 17:13 +0100, Greg Kroah-Hartman wrote: On Sat, Nov 19, 2022 at 01:20:09AM -0500, Nayna wrote: On 11/17/22 16:27, Greg Kroah-Hartman wrote: On Mon, Nov 14, 2022 at 06:03:43PM -0500, Nayna wrote: On 11/10/22 04:58, Greg Kroah-Har

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-21 Thread Greg Kroah-Hartman
On Mon, Nov 21, 2022 at 12:33:55PM -0500, James Bottomley wrote: > On Mon, 2022-11-21 at 16:05 +0100, Greg Kroah-Hartman wrote: > > On Mon, Nov 21, 2022 at 09:03:18AM -0500, James Bottomley wrote: > > > On Mon, 2022-11-21 at 12:05 +0100, Greg Kroah-Hartman wrote: > > > > On Sun, Nov 20, 2022 at 10:

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-21 Thread James Bottomley
On Mon, 2022-11-21 at 16:05 +0100, Greg Kroah-Hartman wrote: > On Mon, Nov 21, 2022 at 09:03:18AM -0500, James Bottomley wrote: > > On Mon, 2022-11-21 at 12:05 +0100, Greg Kroah-Hartman wrote: > > > On Sun, Nov 20, 2022 at 10:14:26PM -0500, James Bottomley wrote: [...] > > > > I already explained i

RE: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-21 Thread David Laight
From: James Bottomley > Sent: 21 November 2022 14:03 ... > > Then how does the networking code handle the namespace stuff in > > sysfs? > > That seems to work today, or am I missing something? > > have you actually tried? > > jejb@lingrow:~> sudo unshare --net bash > lingrow:/home/jejb # ls /sys/

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-21 Thread Greg Kroah-Hartman
On Mon, Nov 21, 2022 at 09:03:18AM -0500, James Bottomley wrote: > On Mon, 2022-11-21 at 12:05 +0100, Greg Kroah-Hartman wrote: > > On Sun, Nov 20, 2022 at 10:14:26PM -0500, James Bottomley wrote: > > > On Sun, 2022-11-20 at 17:13 +0100, Greg Kroah-Hartman wrote: > > > > On Sat, Nov 19, 2022 at 01:

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-21 Thread James Bottomley
On Mon, 2022-11-21 at 12:05 +0100, Greg Kroah-Hartman wrote: > On Sun, Nov 20, 2022 at 10:14:26PM -0500, James Bottomley wrote: > > On Sun, 2022-11-20 at 17:13 +0100, Greg Kroah-Hartman wrote: > > > On Sat, Nov 19, 2022 at 01:20:09AM -0500, Nayna wrote: > > > > > > > > On 11/17/22 16:27, Greg Kroa

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-21 Thread Greg Kroah-Hartman
On Sun, Nov 20, 2022 at 10:14:26PM -0500, James Bottomley wrote: > On Sun, 2022-11-20 at 17:13 +0100, Greg Kroah-Hartman wrote: > > On Sat, Nov 19, 2022 at 01:20:09AM -0500, Nayna wrote: > > > > > > On 11/17/22 16:27, Greg Kroah-Hartman wrote: > > > > On Mon, Nov 14, 2022 at 06:03:43PM -0500, Nayn

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-20 Thread James Bottomley
On Sun, 2022-11-20 at 17:13 +0100, Greg Kroah-Hartman wrote: > On Sat, Nov 19, 2022 at 01:20:09AM -0500, Nayna wrote: > > > > On 11/17/22 16:27, Greg Kroah-Hartman wrote: > > > On Mon, Nov 14, 2022 at 06:03:43PM -0500, Nayna wrote: > > > > On 11/10/22 04:58, Greg Kroah-Hartman wrote: [...] > > > >

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-20 Thread Greg Kroah-Hartman
On Sat, Nov 19, 2022 at 01:20:09AM -0500, Nayna wrote: > > On 11/17/22 16:27, Greg Kroah-Hartman wrote: > > On Mon, Nov 14, 2022 at 06:03:43PM -0500, Nayna wrote: > > > On 11/10/22 04:58, Greg Kroah-Hartman wrote: > > > > On Wed, Nov 09, 2022 at 03:10:37PM -0500, Nayna wrote: > > > > > On 11/9/22

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-19 Thread Ritesh Harjani (IBM)
Hello Nayna, On 22/11/09 03:10PM, Nayna wrote: > > On 11/9/22 08:46, Greg Kroah-Hartman wrote: > > On Sun, Nov 06, 2022 at 04:07:42PM -0500, Nayna Jain wrote: > > > securityfs is meant for Linux security subsystems to expose policies/logs > > > or any other information. However, there are variou

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-18 Thread Nayna
On 11/17/22 16:27, Greg Kroah-Hartman wrote: On Mon, Nov 14, 2022 at 06:03:43PM -0500, Nayna wrote: On 11/10/22 04:58, Greg Kroah-Hartman wrote: On Wed, Nov 09, 2022 at 03:10:37PM -0500, Nayna wrote: On 11/9/22 08:46, Greg Kroah-Hartman wrote: On Sun, Nov 06, 2022 at 04:07:42PM -0500, Nayna

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-17 Thread Greg Kroah-Hartman
On Mon, Nov 14, 2022 at 06:03:43PM -0500, Nayna wrote: > > On 11/10/22 04:58, Greg Kroah-Hartman wrote: > > On Wed, Nov 09, 2022 at 03:10:37PM -0500, Nayna wrote: > > > On 11/9/22 08:46, Greg Kroah-Hartman wrote: > > > > On Sun, Nov 06, 2022 at 04:07:42PM -0500, Nayna Jain wrote: > > > > > securit

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-14 Thread Nayna
On 11/10/22 04:58, Greg Kroah-Hartman wrote: On Wed, Nov 09, 2022 at 03:10:37PM -0500, Nayna wrote: On 11/9/22 08:46, Greg Kroah-Hartman wrote: On Sun, Nov 06, 2022 at 04:07:42PM -0500, Nayna Jain wrote: securityfs is meant for Linux security subsystems to expose policies/logs or any other i

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-10 Thread Greg Kroah-Hartman
On Wed, Nov 09, 2022 at 03:10:37PM -0500, Nayna wrote: > > On 11/9/22 08:46, Greg Kroah-Hartman wrote: > > On Sun, Nov 06, 2022 at 04:07:42PM -0500, Nayna Jain wrote: > > > securityfs is meant for Linux security subsystems to expose policies/logs > > > or any other information. However, there are

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-09 Thread Nayna
On 11/9/22 08:46, Greg Kroah-Hartman wrote: On Sun, Nov 06, 2022 at 04:07:42PM -0500, Nayna Jain wrote: securityfs is meant for Linux security subsystems to expose policies/logs or any other information. However, there are various firmware security features which expose their variables for use

Re: [PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-09 Thread Greg Kroah-Hartman
On Sun, Nov 06, 2022 at 04:07:42PM -0500, Nayna Jain wrote: > securityfs is meant for Linux security subsystems to expose policies/logs > or any other information. However, there are various firmware security > features which expose their variables for user management via the kernel. > There is cur

[PATCH 2/4] fs: define a firmware security filesystem named fwsecurityfs

2022-11-06 Thread Nayna Jain
securityfs is meant for Linux security subsystems to expose policies/logs or any other information. However, there are various firmware security features which expose their variables for user management via the kernel. There is currently no single place to expose these variables. Different platform