includes/rts/storage/GC.h: generation_: n_words: Improve comment.

diff --git a/includes/rts/storage/GC.h b/includes/rts/storage/GC.h
index 15c22ab..5f2165f 100644 (file)
--- a/includes/rts/storage/GC.h
+++ b/includes/rts/storage/GC.h
@@ -63,7 +63,7 @@ typedef struct generation_ {
 
     bdescr *       blocks;             // blocks in this gen
     unsigned int   n_blocks;           // number of blocks
-    unsigned int   n_words;             // number of words
+    unsigned int   n_words;             // number of used words
 
     bdescr *       large_objects;      // large objects (doubly linked)
     unsigned int   n_large_blocks;      // no. of blocks used by large objs