MS_I_VERSION     1638 include/linux/fs.h #define IS_I_VERSION(inode)	__IS_FLG(inode, MS_I_VERSION)
MS_I_VERSION      103 include/uapi/linux/fs.h #define MS_RMT_MASK	(MS_RDONLY|MS_SYNCHRONOUS|MS_MANDLOCK|MS_I_VERSION)