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-rw-r--r--include/linux/backing-dev-defs.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/backing-dev-defs.h b/include/linux/backing-dev-defs.h
index 06fb8e13f6bc..33207004cfde 100644
--- a/include/linux/backing-dev-defs.h
+++ b/include/linux/backing-dev-defs.h
@@ -143,6 +143,7 @@ struct bdi_writeback {
spinlock_t work_lock; /* protects work_list & dwork scheduling */
struct list_head work_list;
struct delayed_work dwork; /* work item used for writeback */
+ struct delayed_work bw_dwork; /* work item used for bandwidth estimate */
unsigned long dirty_sleep; /* last wait */