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-rw-r--r--include/linux/ceph/messenger.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/ceph/messenger.h b/include/linux/ceph/messenger.h
index b832c0ce899..cdeebae03e0 100644
--- a/include/linux/ceph/messenger.h
+++ b/include/linux/ceph/messenger.h
@@ -271,8 +271,10 @@ extern void ceph_msg_data_set_pages(struct ceph_msg *msg, struct page **pages,
size_t length, size_t alignment);
extern void ceph_msg_data_set_pagelist(struct ceph_msg *msg,
struct ceph_pagelist *pagelist);
+#ifdef CONFIG_BLOCK
extern void ceph_msg_data_set_bio(struct ceph_msg *msg, struct bio *bio,
size_t length);
+#endif /* CONFIG_BLOCK */
extern struct ceph_msg *ceph_msg_new(int type, int front_len, gfp_t flags,
bool can_fail);