1 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index d44a99650af3..8cbc46b8e3db 100644
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -57,6 +57,7 @@ typedef int (*dm_endio_fn) (struct dm_target *ti,
 
 typedef void (*dm_presuspend_fn) (struct dm_target *ti);
 typedef void (*dm_postsuspend_fn) (struct dm_target *ti);
+typedef int (*dm_preresume_fn) (struct dm_target *ti);
 typedef void (*dm_resume_fn) (struct dm_target *ti);
 
 typedef int (*dm_status_fn) (struct dm_target *ti, status_type_t status_type,
@@ -92,6 +93,7 @@ struct target_type {
         dm_endio_fn end_io;
         dm_presuspend_fn presuspend;
         dm_postsuspend_fn postsuspend;
+        dm_preresume_fn preresume;
         dm_resume_fn resume;
         dm_status_fn status;
         dm_message_fn message;