On Wed, 12 Sep 2018 15:42:59 -0400
Tony Krowiak <akrow...@linux.vnet.ibm.com> wrote:

> From: Tony Krowiak <akrow...@linux.ibm.com>
> 
> Provides a sysfs interface to view the AP matrix configured for the
> mediated matrix device.
> 
> The relevant sysfs structures are:
> 
> /sys/devices/vfio_ap/matrix/
> ...... [mdev_supported_types]
> ......... [vfio_ap-passthrough]
> ............ [devices]
> ...............[$uuid]
> .................. matrix
> 
> To view the matrix configured for the mediated matrix device,
> print the matrix file:
> 
>       cat matrix
> 
> Below are examples of the output from the above command:
> 
> Example 1: Adapters and domains assigned
>       Assignments:
>               Adapters 5 and 6
>               Domains 4 and 71 (0x47)
> 
>       Output
>               05.0004
>               05.0047
>               06.0004
>       06.0047
> 
> Examples 2: Only adapters assigned
>       Assignments:
>               Adapters 5 and 6
> 
>       Output:
>               05.
>               06.
> 
> Examples 3: Only domains assigned
>       Assignments:
>               Domains 4 and 71 (0x47)
> 
>       Output:
>               .0004
>               .0047
> 
> Signed-off-by: Tony Krowiak <akrow...@linux.ibm.com>
> Reviewed-by: Halil Pasic <pa...@linux.ibm.com>
> Tested-by: Michael Mueller <m...@linux.ibm.com>
> Tested-by: Farhan Ali <al...@linux.ibm.com>
> Tested-by: Pierre Morel <pmo...@linux.ibm.com>
> Signed-off-by: Christian Borntraeger <borntrae...@de.ibm.com>
> ---
>  drivers/s390/crypto/vfio_ap_ops.c |   51 
> +++++++++++++++++++++++++++++++++++++
>  1 files changed, 51 insertions(+), 0 deletions(-)

Reviewed-by: Cornelia Huck <coh...@redhat.com>

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