2 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/aio.h b/include/linux/aio.h
index 3372ec6bf53a..a30ef13c9e62 100644
--- a/include/linux/aio.h
+++ b/include/linux/aio.h
@@ -105,6 +105,7 @@ struct kiocb {
         wait_queue_t            ki_wait;
         loff_t                  ki_pos;
 
+        atomic_t                ki_bio_count;   /* num bio used for this iocb */
         void                    *private;
         /* State that we remember to be able to restart/retry  */
         unsigned short          ki_opcode;
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 092dbd0e7658..08daf3272c02 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -309,6 +309,7 @@ extern struct bio *bio_map_kern(struct request_queue *, void *, unsigned int,
                                 gfp_t);
 extern void bio_set_pages_dirty(struct bio *bio);
 extern void bio_check_pages_dirty(struct bio *bio);
+extern void bio_release_pages(struct bio *bio);
 extern struct bio *bio_copy_user(struct request_queue *, unsigned long, unsigned int, int);
 extern int bio_uncopy_user(struct bio *);
 void zero_fill_bio(struct bio *bio);