On Wed, 23 Nov 2022 11:32:32 +0000 Shameer Kolothum <shameerali.kolothum.thodi@xxxxxxxxxx> 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@xxxxxxxxxx/ > 2.https://lore.kernel.org/kvm/20220302172903.1995-8-shameerali.kolothum.thodi@xxxxxxxxxx/ > > 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
