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-rw-r--r--drivers/md/dm-core.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/dm-core.h b/drivers/md/dm-core.h
index 8cc03c0c262e..8d3d11887343 100644
--- a/drivers/md/dm-core.h
+++ b/drivers/md/dm-core.h
@@ -237,6 +237,7 @@ struct dm_io {
unsigned long start_time;
void *data;
struct hlist_node node;
+ struct task_struct *map_task;
spinlock_t endio_lock;
struct dm_stats_aux stats_aux;
/* last member of dm_target_io is 'struct bio' */