[libvirt] [PATCH] qemu: clear vcpupin when unhotplug vcpu

Peter Krempa pkrempa at redhat.com
Thu Sep 19 09:28:52 UTC 2019


On Thu, Sep 19, 2019 at 04:01:54 -0400, Xu Yandong wrote:
> step1: hotplug vcpus
> step2: pin vcpus
> step3: unhotplug vcpus
> As a result, vcpu pin info still show up in xml.
> So we need clear it.
> 
> Signed-off-by: Xu Yandong <xuyandong2 at huawei.com>
> ---

The idea is that you can pre-configure the vcpu pinning info before
hotplugging the cpu. This means that the pinning is a configuration
value even if the vCPU is offline thus the existing behaviour is
desired.

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