--- zzzz-none-000/linux-3.10.107/include/linux/dcache.h	2017-06-27 09:49:32.000000000 +0000
+++ vr9-7490-729/linux-3.10.107/include/linux/dcache.h	2021-11-10 11:53:56.000000000 +0000
@@ -201,6 +201,7 @@
 #define DCACHE_COOKIE		0x2000	/* For use by dcookie subsystem */
 #define DCACHE_FSNOTIFY_PARENT_WATCHED 0x4000
      /* Parent inode is watched by some fsnotify listener */
+#define DCACHE_FSNOTIFY_PARENT_WATCHED_RECURSIVLY	0x10000000
 
 #define DCACHE_MOUNTED		0x10000	/* is a mountpoint */
 #define DCACHE_NEED_AUTOMOUNT	0x20000	/* handle automount on this dir */