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authorSam Li <faithilikerun@gmail.com>2023-05-08 12:55:33 +0800
committerStefan Hajnoczi <stefanha@redhat.com>2023-05-15 08:17:34 -0400
commit90fd9746689e865525ddb18cfec925f56159c740 (patch)
treef16642f08dbb37475477497418f6ec89bf53fcf4 /docs/system
parent142e307e79908ec58588b38d46ba63928f80ec36 (diff)
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docs/zoned-storage: add zoned device documentation
Add the documentation about the zoned device support to virtio-blk emulation. Signed-off-by: Sam Li <faithilikerun@gmail.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Damien Le Moal <damien.lemoal@opensource.wdc.com> Reviewed-by: Dmitry Fomichev <dmitry.fomichev@wdc.com> Acked-by: Kevin Wolf <kwolf@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> Message-id: 20230508045533.175575-9-faithilikerun@gmail.com Message-id: 20230324090605.28361-9-faithilikerun@gmail.com [Add index-api.rst to fix "zoned-storage.rst:document isn't included in any toctree" error and fix pre-formatted code syntax. --Stefan] Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'docs/system')
-rw-r--r--docs/system/qemu-block-drivers.rst.inc6
1 files changed, 6 insertions, 0 deletions
diff --git a/docs/system/qemu-block-drivers.rst.inc b/docs/system/qemu-block-drivers.rst.inc
index dfe5d22..105cb96 100644
--- a/docs/system/qemu-block-drivers.rst.inc
+++ b/docs/system/qemu-block-drivers.rst.inc
@@ -430,6 +430,12 @@ Hard disks
you may corrupt your host data (use the ``-snapshot`` command
line option or modify the device permissions accordingly).
+Zoned block devices
+ Zoned block devices can be passed through to the guest if the emulated storage
+ controller supports zoned storage. Use ``--blockdev host_device,
+ node-name=drive0,filename=/dev/nullb0,cache.direct=on`` to pass through
+ ``/dev/nullb0`` as ``drive0``.
+
Windows
^^^^^^^