X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=ghc%2Fincludes%2FClosures.h;h=df3bca32f79743d9ae88abda21f3760578d2f6e4;hb=c5cd2343c5a86c8cb5349823a9699b30a269f3e8;hp=f9bfeb4dc1ff0361dfb890c911cf24997da7f2b0;hpb=6c17d627e08e03f2b107bb9ab5d9259c7739c0d6;p=ghc-hetmet.git

diff --git a/ghc/includes/Closures.h b/ghc/includes/Closures.h
index f9bfeb4..df3bca3 100644
--- a/ghc/includes/Closures.h
+++ b/ghc/includes/Closures.h
@@ -339,6 +339,11 @@ typedef struct {
  *   - In StgTRecHeader, it might be worthwhile having separate chunks
  *     of read-only and read-write locations.  This would save a
  *     new_value field in the read-only locations.
+ *
+ *   - In StgAtomicallyFrame, we could combine the waiting bit into
+ *     the header (maybe a different info tbl for a waiting transaction).
+ *     This means we can specialise the code for the atomically frame
+ *     (it immediately switches on frame->waiting anyway).
  */
 
 typedef struct StgTVarWaitQueue_ {