linux-kernel - Re: [PATCH 0/3] s390/vfio-ap: queue_configuration sysfs attribute for mdevctl automation

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Message-ID: <324d5277-8272-458f-b7fc-f0a21a50af64@linux.ibm.com>
Date: Mon, 29 Jan 2024 11:53:07 -0500
From: Anthony Krowiak <akrowiak@...ux.ibm.com>
To: "Jason J. Herne" <jjherne@...ux.ibm.com>, linux-s390@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, pasic@...ux.ibm.com
Subject: Re: [PATCH 0/3] s390/vfio-ap: queue_configuration sysfs attribute for
 mdevctl automation

Isn't this v4 of this series?

On 1/26/24 9:35 AM, Jason J. Herne wrote:
> Mdevctl requires a way to atomically query and atomically update a vfio-ap
> mdev's current state. This patch set creates the queue_configuration sysfs
> attribute.  This new attribute allows reading and writing an mdev's entire
> state in one go. If a newly written state is invalid for any reason the entire
> state is rejected and the target mdev remains unchanged.
>
> Jason J. Herne (3):
>    s390/ap: Externalize AP bus specific bitmap reading function
>    s390/vfio-ap: Add sysfs attr, queue_configuration, to export mdev
>      state
>    s390/vfio-ap: Add write support to sysfs attr ap_config
>
>   Documentation/arch/s390/vfio-ap.rst   |  27 ++++
>   drivers/s390/crypto/ap_bus.c          |  13 +-
>   drivers/s390/crypto/ap_bus.h          |  22 +++
>   drivers/s390/crypto/vfio_ap_ops.c     | 213 +++++++++++++++++++++++---
>   drivers/s390/crypto/vfio_ap_private.h |   6 +-
>   5 files changed, 248 insertions(+), 33 deletions(-)
>