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Diffstat (limited to 'drivers/block/loop.h')
-rw-r--r--drivers/block/loop.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/block/loop.h b/drivers/block/loop.h
index 43d20d37b79a..b0ba4a5951c4 100644
--- a/drivers/block/loop.h
+++ b/drivers/block/loop.h
@@ -68,7 +68,10 @@ struct loop_cmd {
struct kthread_work work;
struct request *rq;
struct list_head list;
- bool use_aio; /* use AIO interface to handle I/O */
+ union {
+ bool use_aio; /* use AIO interface to handle I/O */
+ atomic_t ref; /* only for aio */
+ };
long ret;
struct kiocb iocb;
struct bio_vec *bvec;