a few notes

BUGS

@@ -37,10 +37,17 @@ proc.c:
 
 	sched ->  switch2scheduler?  or just switch?
 
+	factor out switching and scheduling code from process code
+
 trap.c
 	if spin locks are ever held without cli,
 	trap should call yield() only if nlock == 0
 
 main.c, proc.c, trap.c:
 	use a constant for 3 (USER).
 
+ide.c: synchronous disk write -> polling disk write.  search for
+       (a)synchronous; xv6 doesn't have asynchronous writes.
+
+fs.c: split all name operations off in name.c?  (starting with namei but move 
+      wdir keep in fs.c)