1 files changed, 0 insertions, 35 deletions

diff --git a/hw/vfio/migration.c b/hw/vfio/migration.c
index eafb778947..384576cfc0 100644
--- a/hw/vfio/migration.c
+++ b/hw/vfio/migration.c
@@ -395,40 +395,10 @@ static int vfio_load_device_config_state(QEMUFile *f, void *opaque)
     return qemu_file_get_error(f);
 }
 
-static int vfio_set_dirty_page_tracking(VFIODevice *vbasedev, bool start)
-{
-    int ret;
-    VFIOMigration *migration = vbasedev->migration;
-    VFIOContainer *container = vbasedev->group->container;
-    struct vfio_iommu_type1_dirty_bitmap dirty = {
-        .argsz = sizeof(dirty),
-    };
-
-    if (start) {
-        if (migration->device_state & VFIO_DEVICE_STATE_SAVING) {
-            dirty.flags = VFIO_IOMMU_DIRTY_PAGES_FLAG_START;
-        } else {
-            return -EINVAL;
-        }
-    } else {
-            dirty.flags = VFIO_IOMMU_DIRTY_PAGES_FLAG_STOP;
-    }
-
-    ret = ioctl(container->fd, VFIO_IOMMU_DIRTY_PAGES, &dirty);
-    if (ret) {
-        error_report("Failed to set dirty tracking flag 0x%x errno: %d",
-                     dirty.flags, errno);
-        return -errno;
-    }
-    return ret;
-}
-
 static void vfio_migration_cleanup(VFIODevice *vbasedev)
 {
     VFIOMigration *migration = vbasedev->migration;
 
-    vfio_set_dirty_page_tracking(vbasedev, false);
-
     if (migration->region.mmaps) {
         vfio_region_unmap(&migration->region);
     }
@@ -469,11 +439,6 @@ static int vfio_save_setup(QEMUFile *f, void *opaque)
         return ret;
     }
 
-    ret = vfio_set_dirty_page_tracking(vbasedev, true);
-    if (ret) {
-        return ret;
-    }
-
     qemu_put_be64(f, VFIO_MIG_FLAG_END_OF_STATE);
 
     ret = qemu_file_get_error(f);