device compatibility interface for live migration with assigned devices
Cornelia Huck
cohuck at redhat.com
Fri Aug 28 13:47:41 UTC 2020
On Wed, 26 Aug 2020 14:41:17 +0800
Yan Zhao <yan.y.zhao at intel.com> wrote:
> previously, we want to regard the two mdevs created with dsa-1dwq x 30 and
> dsa-2dwq x 15 as compatible, because the two mdevs consist equal resources.
>
> But, as it's a burden to upper layer, we agree that if this condition
> happens, we still treat the two as incompatible.
>
> To fix it, either the driver should expose dsa-1dwq only, or the target
> dsa-2dwq needs to be destroyed and reallocated via dsa-1dwq x 30.
AFAIU, these are mdev types, aren't they? So, basically, any management
software needs to take care to use the matching mdev type on the target
system for device creation?
More information about the openstack-discuss
mailing list