2009-11-10  Michael Snyder  <msnyder@vmware.com>

	* dcache.c (dcache_invalidate_line): Remove block from used list
	when adding it to freed list.

Index: dcache.c
===================================================================
RCS file: /cvs/src/src/gdb/dcache.c,v
retrieving revision 1.37
diff -u -p -r1.37 dcache.c
--- dcache.c	10 Nov 2009 18:36:50 -0000	1.37
+++ dcache.c	10 Nov 2009 21:31:03 -0000
@@ -167,10 +167,18 @@ dcache_invalidate_line (DCACHE *dcache, 
 
   if (db)
     {
+      struct dcache_block *db2;
       splay_tree_remove (dcache->tree, (splay_tree_key) db->addr);
       db->newer = dcache->freelist;
       dcache->freelist = db;
       --dcache->size;
+      /* Remove db from dcache in-use chain.  */
+      for (db2 = dcache->oldest; db2; db2 = db2->newer)
+	if (db2->newer == db)
+	  {
+	    dcache->newest = db2;
+	    db2->newer = NULL;
+	  }
     }
 }