Commit 458e0562 authored by Christian Borntraeger's avatar Christian Borntraeger Committed by Cornelia Huck
Browse files

docs/s390x: fix vfio-ap device_del description 



device_del requires an id and not a sysfsfile.

Fixes: bac03ec7 ("s390x/vfio-ap: document hot plug/unplug of vfio-ap device")
Signed-off-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: default avatarThomas Huth <thuth@redhat.com>
Message-Id: <20200617160604.5593-1-borntraeger@de.ibm.com>
[CH: add missing '$']
Signed-off-by: default avatarCornelia Huck <cohuck@redhat.com>
parent f030532f

docs/system/s390x/vfio-ap.rst

+4 −4
Original line number Diff line number Diff line
@@ -606,10 +606,11 @@ action. 


To hot plug a vfio-ap device, use the QEMU ``device_add`` command::



    (qemu) device_add vfio-ap,sysfsdev="$path-to-mdev"

    (qemu) device_add vfio-ap,sysfsdev="$path-to-mdev",id="$id"



Where the ``$path-to-mdev`` value specifies the absolute path to a mediated

device to which AP resources to be used by the guest have been assigned.

``$id`` is the name value for the optional id parameter.



Note that on Linux guests, the AP devices will be created in the

``/sys/bus/ap/devices`` directory when the AP bus subsequently performs its periodic
@@ -632,10 +633,9 @@ or a prior hot plug action. 


To hot unplug a vfio-ap device, use the QEMU ``device_del`` command::



    (qemu) device_del vfio-ap,sysfsdev="$path-to-mdev"

    (qemu) device_del "$id"



Where ``$path-to-mdev`` is the same as the path specified when the vfio-ap

device was attached to the virtual machine's ap-bus.

Where ``$id`` is the same id that was specified at device creation.



On a Linux guest, the AP devices will be removed from the ``/sys/bus/ap/devices``

directory on the guest when the AP bus subsequently performs its periodic scan,