diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index e2bb66c34406d7cc6dc61b0557e0017166575dc8..82d7ee98c675da31aec4161512711f2ec5b9e5b3 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -242,10 +242,8 @@ static void nfs_end_page_writeback(struct page *page)
 	struct nfs_server *nfss = NFS_SERVER(inode);
 
 	end_page_writeback(page);
-	if (atomic_long_dec_return(&nfss->writeback) < NFS_CONGESTION_OFF_THRESH) {
+	if (atomic_long_dec_return(&nfss->writeback) < NFS_CONGESTION_OFF_THRESH)
 		clear_bdi_congested(&nfss->backing_dev_info, WRITE);
-		congestion_end(WRITE);
-	}
 }
 
 /*
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h
index 7011d6255593dda940f859ab02e89e505d1a57ae..210933c336f54300ed69ab02a99d027fb83664f7 100644
--- a/include/linux/backing-dev.h
+++ b/include/linux/backing-dev.h
@@ -93,7 +93,6 @@ static inline int bdi_rw_congested(struct backing_dev_info *bdi)
 void clear_bdi_congested(struct backing_dev_info *bdi, int rw);
 void set_bdi_congested(struct backing_dev_info *bdi, int rw);
 long congestion_wait(int rw, long timeout);
-void congestion_end(int rw);
 
 #define bdi_cap_writeback_dirty(bdi) \
 	(!((bdi)->capabilities & BDI_CAP_NO_WRITEBACK))
diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index f50a2811f9dc86b876d24e75333558583c075f1d..841901a955955a8be07b88a5e75658743c0af5ef 100644
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -54,16 +54,3 @@ long congestion_wait(int rw, long timeout)
 	return ret;
 }
 EXPORT_SYMBOL(congestion_wait);
-
-/**
- * congestion_end - wake up sleepers on a congested backing_dev_info
- * @rw: READ or WRITE
- */
-void congestion_end(int rw)
-{
-	wait_queue_head_t *wqh = &congestion_wqh[rw];
-
-	if (waitqueue_active(wqh))
-		wake_up(wqh);
-}
-EXPORT_SYMBOL(congestion_end);