crush: note that tree bucket size is tree size, not item count

Signed-off-by: Sage Weil <sage@newdream.net>

diff --git a/src/crush/crush.h b/src/crush/crush.h
index 884b9289dbd89a36c55dd20b03348e04304055c4..9403696aadd651b0af001e5c4570466968643ea9 100644 (file)
--- a/src/crush/crush.h
+++ b/src/crush/crush.h
@@ -135,7 +135,8 @@ struct crush_bucket_list {
 };
 
 struct crush_bucket_tree {
-       struct crush_bucket h;
+       struct crush_bucket h;  /* note: h.size is _tree_ size, not number of
+                                  actual items */
        __u8 num_nodes;
        __u32 *node_weights;
 };