1 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/vfio.h b/include/linux/vfio.h
index d3204115f15d..2d67b8998fd8 100644
--- a/include/linux/vfio.h
+++ b/include/linux/vfio.h
@@ -26,6 +26,7 @@
  * @ioctl: Perform ioctl(2) on device file descriptor, supporting VFIO_DEVICE_*
  *         operations documented below
  * @mmap: Perform mmap(2) on a region of the device file descriptor
+ * @request: Request for the bus driver to release the device
  */
 struct vfio_device_ops {
         char    *name;
@@ -38,6 +39,7 @@ struct vfio_device_ops {
         long    (*ioctl)(void *device_data, unsigned int cmd,
                          unsigned long arg);
         int     (*mmap)(void *device_data, struct vm_area_struct *vma);
+        void    (*request)(void *device_data, unsigned int count);
 };
 
 extern int vfio_add_group_dev(struct device *dev,