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docs/s390x: fix vfio-ap device_del description 

device_del requires an id and not a sysfsfile.

Fixes: bac03ec72f ("s390x/vfio-ap: document hot plug/unplug of vfio-ap device")
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20200617160604.5593-1-borntraeger@de.ibm.com>
[CH: add missing '$']
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
This commit is contained in:
Christian Borntraeger 2020-06-17 18:06:04 +02:00 committed by Cornelia Huck
parent f030532f2a
commit 458e056257
1 changed files with 4 additions and 4 deletions
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docs/system/s390x/vfio-ap.rst
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@ -606,10 +606,11 @@ action.
To hot plug a vfio-ap device, use the QEMU ``device_add`` command:: To hot plug a vfio-ap device, use the QEMU ``device_add`` command::
(qemu) device_add vfio-ap,sysfsdev="$path-to-mdev" (qemu) device_add vfio-ap,sysfsdev="$path-to-mdev",id="$id"
Where the ``$path-to-mdev`` value specifies the absolute path to a mediated Where the ``$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. device to which AP resources to be used by the guest have been assigned.
``$id`` is the name value for the optional id parameter.
Note that on Linux guests, the AP devices will be created in the Note that on Linux guests, the AP devices will be created in the
``/sys/bus/ap/devices`` directory when the AP bus subsequently performs its periodic ``/sys/bus/ap/devices`` directory when the AP bus subsequently performs its periodic
@ -632,10 +633,9 @@ or a prior hot plug action.
To hot unplug a vfio-ap device, use the QEMU ``device_del`` command:: To hot unplug a vfio-ap device, use the QEMU ``device_del`` command::
(qemu) device_del vfio-ap,sysfsdev="$path-to-mdev" (qemu) device_del "$id"
Where ``$path-to-mdev`` is the same as the path specified when the vfio-ap Where ``$id`` is the same id that was specified at device creation.
device was attached to the virtual machine's ap-bus.
On a Linux guest, the AP devices will be removed from the ``/sys/bus/ap/devices`` 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, directory on the guest when the AP bus subsequently performs its periodic scan,