linux-kernel - Re: [PATCH v3] zcrypt: handle AP Info notification from CHSC SEI command

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Message-Id: <6117b968-bb06-78e6-1687-9d03b1544099@linux.ibm.com>
Date:   Tue, 12 Mar 2019 11:02:08 -0400
From:   Tony Krowiak <akrowiak@...ux.ibm.com>
To:     Sebastian Ott <sebott@...ux.ibm.com>
Cc:     linux-s390@...r.kernel.org, linux-kernel@...r.kernel.org,
        freude@...ibm.com, borntraeger@...ibm.com, cohuck@...hat.com,
        pmorel@...ux.vnet.ibm.com, pasic@...ux.vnet.ibm.com,
        akrowiak@...ux.vnet.ibm.com, oberpar@...ux.ibm.com
Subject: Re: [PATCH v3] zcrypt: handle AP Info notification from CHSC SEI
 command

On 3/11/19 11:57 AM, Sebastian Ott wrote:
> On Mon, 11 Mar 2019, Tony Krowiak wrote:
>> On 2/18/19 12:01 PM, Tony Krowiak wrote:
>>> The current AP bus implementation periodically polls the AP configuration
>>> to detect changes. When the AP configuration is dynamically changed via the
>>> SE or an SCLP instruction, the changes will not be reflected to sysfs until
>>> the next time the AP configuration is polled. The CHSC architecture
>>> provides a Store Event Information (SEI) command to make notification of an
>>> AP configuration change. This patch introduces a handler to process
>>> notification from the CHSC SEI command by immediately kicking off an AP bus
>>> scan-after-event.
>>
>> Ping
> 
> Applied.

Thank you Sebastian.

>