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authorPeter Maydell <peter.maydell@linaro.org>2020-06-19 11:44:03 +0100
committerPeter Maydell <peter.maydell@linaro.org>2020-06-19 11:44:03 +0100
commit4d285821c5055ed68a6f6b7693fd11a06a1aa426 (patch)
tree66daa6b31cad2cb3d26204f6e60ca3d1ad0b37eb /docs
parent292ef18a38270e1cb8e9a3dc06bca589068f293d (diff)
parent458e056257e67254546e58158f3f74ce040c7ca1 (diff)
Merge remote-tracking branch 'remotes/cohuck/tags/s390x-20200618' into staging
s390x update: - update Linux headers to 5.8-rc1 (for vfio-ccw path handling) - vfio-ccw: add support for path handling - documentation fix # gpg: Signature made Thu 18 Jun 2020 16:36:04 BST # gpg: using RSA key C3D0D66DC3624FF6A8C018CEDECF6B93C6F02FAF # gpg: issuer "cohuck@redhat.com" # gpg: Good signature from "Cornelia Huck <conny@cornelia-huck.de>" [marginal] # gpg: aka "Cornelia Huck <huckc@linux.vnet.ibm.com>" [full] # gpg: aka "Cornelia Huck <cornelia.huck@de.ibm.com>" [full] # gpg: aka "Cornelia Huck <cohuck@kernel.org>" [marginal] # gpg: aka "Cornelia Huck <cohuck@redhat.com>" [marginal] # Primary key fingerprint: C3D0 D66D C362 4FF6 A8C0 18CE DECF 6B93 C6F0 2FAF * remotes/cohuck/tags/s390x-20200618: docs/s390x: fix vfio-ap device_del description vfio-ccw: Add support for the CRW region and IRQ s390x/css: Refactor the css_queue_crw() routine vfio-ccw: Refactor ccw irq handler vfio-ccw: Add support for the schib region vfio-ccw: Refactor cleanup of regions Linux headers: update Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'docs')
-rw-r--r--docs/system/s390x/vfio-ap.rst8
1 files changed, 4 insertions, 4 deletions
diff --git a/docs/system/s390x/vfio-ap.rst b/docs/system/s390x/vfio-ap.rst
index 3cd84179a2..084ba9c4e3 100644
--- a/docs/system/s390x/vfio-ap.rst
+++ b/docs/system/s390x/vfio-ap.rst
@@ -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,