Index: src/fs/aufs/store_dir_aufs.c
===================================================================
RCS file: /cvsroot/squid/squid/src/fs/aufs/store_dir_aufs.c,v
retrieving revision 1.69
diff -u -p -r1.69 store_dir_aufs.c
--- src/fs/aufs/store_dir_aufs.c	1 Mar 2007 07:21:37 -0000	1.69
+++ src/fs/aufs/store_dir_aufs.c	8 Oct 2007 16:00:20 -0000
@@ -1551,6 +1551,8 @@ storeAufsDirMaintain(SwapDir * SD)
 	    break;		/* no more objects */
 	removed++;
 	storeRelease(e);
+	if (aioQueueSize() > MAGIC2)
+	    break;
     }
     walker->Done(walker);
     debug(47, (removed ? 2 : 3)) ("storeAufsDirMaintain: %s removed %d/%d f=%.03f max_scan=%d\n",