[PATCH V2 vfio 14/14] vfio/mlx5: Enable MIGRATION_PRE_COPY flag

Yishai Hadas
2022-12-01T15:31:28Z

From: Shay Drory <shayd@nvidia.com>

Now that everything has been set up for MIGRATION_PRE_COPY, enable it.

Signed-off-by: Shay Drory <shayd@nvidia.com>
Signed-off-by: Yishai Hadas <yishaih@nvidia.com>
---
drivers/vfio/pci/mlx5/cmd.c | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/drivers/vfio/pci/mlx5/cmd.c b/drivers/vfio/pci/mlx5/cmd.c
index 01ef695e9441..64e68d13cb98 100644
--- a/drivers/vfio/pci/mlx5/cmd.c
+++ b/drivers/vfio/pci/mlx5/cmd.c
@@ -222,6 +222,11 @@ void mlx5vf_cmd_set_migratable(struct mlx5vf_pci_core_device *mvdev,
if (MLX5_CAP_GEN(mvdev->mdev, adv_virtualization))
mvdev->core_device.vdev.log_ops = log_ops;

+ if (MLX5_CAP_GEN_2(mvdev->mdev, migration_multi_load) &&
+ MLX5_CAP_GEN_2(mvdev->mdev, migration_tracking_state))
+ mvdev->core_device.vdev.migration_flags |=
+ VFIO_MIGRATION_PRE_COPY;
+
end:
mlx5_vf_put_core_dev(mvdev->mdev);
}
--
2.18.1