man-pages release 4.15, 2018-02-02 the given list of mountflags that can be changed with MS_REMOUNT is:MS_LAZYTIME, MS_MANDLOCK, MS_NOATIME, MS_NODEV, MS_NODIRATIME, MS_NOEXEC, MS_NOSUID, MS_RELATIME, MS_RDONLY, and MS_SYNCHRONOUS.
but then in the note about 3.17 behaviour change for atimes also MS_STRICTATIME is mentioned. It has to be added to the previous list or not? Regards Simone