vfs: make dentry_needs_remove_privs() internal

Only used by the vfs.

Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
diff --git a/fs/internal.h b/fs/internal.h
index f57ced5..30b568f 100644
--- a/fs/internal.h
+++ b/fs/internal.h
@@ -114,6 +114,7 @@
  */
 extern long prune_icache_sb(struct super_block *sb, struct shrink_control *sc);
 extern void inode_add_lru(struct inode *inode);
+extern int dentry_needs_remove_privs(struct dentry *dentry);
 
 /*
  * fs-writeback.c