--- /sys/src/cmd/ip/ftpfs/ftpfs.c	Sat Dec 31 23:31:22 2016
+++ ftpfs.c	Wed Feb 14 16:25:52 2018
@@ -85,6 +85,7 @@
 
 char *nosuchfile = "file does not exist";
 char *keyspec = "";
+int docache = 0;
 
 void
 usage(void)
@@ -149,6 +150,9 @@
 	case 'q':
 		quiet = 1;
 		break;
+	case 'c':
+		docache = 1;
+		break;
 	} ARGEND
 	if(argc != 1)
 		usage();
@@ -582,6 +586,8 @@
 		f->node->opens--;
 	}
 	f->busy = 0;
+	if(!docache && ISCACHED(f->node))
+		uncache(f->node);
 	return 0;
 }