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[doc] install_libvirt: Cleanup

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Jonathan Rubenstein
2026-10-26 18:32:05 +02:00
committed by Geoffrey McRae
parent ecc5f77734
commit f8d73a9c1b
1 changed files with 12 additions and 10 deletions
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22
doc/install_libvirt.rst
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@@ -4,9 +4,9 @@ libvirt/QEMU Installation
#########################
This article assumes you already have a working `libvirt` Windows virtual
machine. If you use `virt-manager`, this guide also applies because
`virt-manager` uses `libvirt` as its back end. A passed-through or virtual GPU
is strongly recommended, but the IDD can start in software mode without one.
machine. It also applies to users of `virt-manager`, because `virt-manager` uses
`libvirt` as its back end. A passed-through or virtual GPU is strongly
recommended, but the IDD can start in software mode without one.
.. _libvirt_determining_memory:
@@ -22,13 +22,13 @@ Calculate the IVSHMEM requirement as:
\times 256\right) \times \text{HEIGHT} \times 3
+ (4 \times 1024 \times 1024)
Convert the result to MiB and round it up to the next power of two. The common
values below have already been rounded.
Convert the result to MiB and round it up to the next power of two. Common
values listed below have already been rounded.
If a configured mode does not fit, the IDD omits it from the Windows mode list.
If a client-requested dynamic resolution does not fit, the helper refuses it
and reports the minimum power-of-two size to configure. The current IDD does
not publish a truncated frame.
and reports the minimum power-of-two size to configure. The IDD will not serve a
truncated frame.
.. note::
Increasing this value beyond what you need does not improve performance. It
@@ -59,9 +59,11 @@ not publish a truncated frame.
.. _libvirt_determining_memory_hdr:
HDR uses the same 32-bit IDD transport allocation as SDR, so it does not double
the IVSHMEM requirement. Native Linux HDR presentation has separate compositor
and display requirements; see :ref:`client_hdr`.
.. admonition:: HDR Requirements
HDR uses the same 32-bit IDD transport allocation as SDR, so it does not
double the IVSHMEM requirement. Native Linux HDR presentation has separate
compositor and display requirements; see :ref:`client_hdr`.
.. _libvirt_ivshmem: