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docs: domain: Add documentation for "hyperv"'s new "mode" attribute

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Signed-off-by: Tim Wiederhake <twiederh@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
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Tim Wiederhake 2021-11-25 19:57:49 +01:00
parent 5050b71da0
commit da9f798445
1 changed files with 9 additions and 1 deletions
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docs/formatdomain.rst
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@ -1820,7 +1820,7 @@ Hypervisors may allow certain CPU / machine features to be toggled on/off.
<apic/>
<hap/>
<privnet/>
<hyperv>
<hyperv mode='custom'>
<relaxed state='on'/>
<vapic state='on'/>
<spinlocks state='on' retries='4096'/>
@ -1922,6 +1922,14 @@ are:
evmcs Enable Enlightened VMCS on, off :since:`4.10.0 (QEMU 3.1)`
=============== ====================================================================== ============================================ =======================================================
:since:`Since 8.0.0` , the hypervisor can be configured further by setting
the ``mode`` attribute to one of the following values:
``custom``
Set exactly the specified features.
The ``mode`` attribute can be omitted and will default to ``custom``.
``pvspinlock``
Notify the guest that the host supports paravirtual spinlocks for example by
exposing the pvticketlocks mechanism. This feature can be explicitly disabled