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-rw-r--r--drivers/md/md.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/md.h b/drivers/md/md.h
index 612814d07d35..c26fa8bd41e7 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -481,6 +481,7 @@ struct mddev {
struct bio_set sync_set; /* for sync operations like
* metadata and bitmap writes
*/
+ mempool_t md_io_pool;
/* Generic flush handling.
* The last to finish preflush schedules a worker to submit