On Wed, 23 Nov 2022 11:32:32 +0000
Shameer Kolothum <shameerali.kolothum.thodi@huawei.com> wrote:
> Hi,
>
> The optional PRE_COPY state support for migration feature is introduced
> by this series here[1](Thanks for that!). This is something HiSilicon
> ACC driver can make use for early dev compatibility checks and have
> made an attempt in the past here[2].
>
> Adding this will speed up reporting the compatibility error early in
> the migration process without the need to wait for complete data
> transfer. This is sanity tested on a HiSilicon Platform.
>
> Please take a look.
>
> Regards,
> Shameer
>
> 1.https://lore.kernel.org/all/20221106174630.25909-1-yishaih@nvidia.com/
> 2.https://lore.kernel.org/kvm/20220302172903.1995-8-shameerali.kolothum.thodi@huawei.com/
>
> Shameer Kolothum (4):
> hisi_acc_vfio_pci: Add support for precopy IOCTL
> hisi_acc_vfio_pci: Introduce support for PRE_COPY state transitions
> hisi_acc_vfio_pci: Move the dev compatibility tests for early check
> hisi_acc_vfio_pci: Enable PRE_COPY flag
>
> .../vfio/pci/hisilicon/hisi_acc_vfio_pci.c | 147 ++++++++++++++++--
> .../vfio/pci/hisilicon/hisi_acc_vfio_pci.h | 2 +
> 2 files changed, 133 insertions(+), 16 deletions(-)
Applied to vfio next branch for v6.2. Thanks,
Alex