libceph: move init_bio_*() functions up

Move init_bio_iter() and iter_bio_next() up in their source file so
the'll be defined before they're needed.

Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Sage Weil <sage@inktank.com>

1 files changed, 25 insertions, 25 deletions

diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index 5354d59ba8b9..7b5ff4545bf3 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -565,6 +565,31 @@ static void con_out_kvec_add(struct ceph_connection *con,
         con->out_kvec_bytes += size;
 }
 
+#ifdef CONFIG_BLOCK
+static void init_bio_iter(struct bio *bio, struct bio **iter, int *seg)
+{
+        if (!bio) {
+                *iter = NULL;
+                *seg = 0;
+                return;
+        }
+        *iter = bio;
+        *seg = bio->bi_idx;
+}
+
+static void iter_bio_next(struct bio **bio_iter, int *seg)
+{
+        if (*bio_iter == NULL)
+                return;
+
+        BUG_ON(*seg >= (*bio_iter)->bi_vcnt);
+
+        (*seg)++;
+        if (*seg == (*bio_iter)->bi_vcnt)
+                init_bio_iter((*bio_iter)->bi_next, bio_iter, seg);
+}
+#endif
+
 static void prepare_write_message_data(struct ceph_connection *con)
 {
         struct ceph_msg *msg = con->out_msg;
@@ -868,31 +893,6 @@ out:
         return ret;  /* done! */
 }
 
-#ifdef CONFIG_BLOCK
-static void init_bio_iter(struct bio *bio, struct bio **iter, int *seg)
-{
-        if (!bio) {
-                *iter = NULL;
-                *seg = 0;
-                return;
-        }
-        *iter = bio;
-        *seg = bio->bi_idx;
-}
-
-static void iter_bio_next(struct bio **bio_iter, int *seg)
-{
-        if (*bio_iter == NULL)
-                return;
-
-        BUG_ON(*seg >= (*bio_iter)->bi_vcnt);
-
-        (*seg)++;
-        if (*seg == (*bio_iter)->bi_vcnt)
-                init_bio_iter((*bio_iter)->bi_next, bio_iter, seg);
-}
-#endif
-
 static void out_msg_pos_next(struct ceph_connection *con, struct page *page,
                         size_t len, size_t sent, bool in_trail)
 {