MS_SYNCHRONOUS   1632 include/linux/fs.h #define IS_SYNC(inode)		(__IS_FLG(inode, MS_SYNCHRONOUS) || \
MS_SYNCHRONOUS   1634 include/linux/fs.h #define IS_DIRSYNC(inode)	(__IS_FLG(inode, MS_SYNCHRONOUS|MS_DIRSYNC) || \
MS_SYNCHRONOUS    103 include/uapi/linux/fs.h #define MS_RMT_MASK	(MS_RDONLY|MS_SYNCHRONOUS|MS_MANDLOCK|MS_I_VERSION)