On Tue, 2022-08-23 at 21:38 +1000, NeilBrown wrote: > On Tue, 23 Aug 2022, Jeff Layton wrote: > > So, we can refer to that and simply say: > > > > "If the function updates the mtime or ctime on the inode, then the > > i_version should be incremented. If only the atime is being updated, > > then the i_version should not be incremented. The exception to this rule > > is explicit atime updates via utimes() or similar mechanism, which > > should result in the i_version being incremented." > > Is that exception needed? utimes() updates ctime. > > https://man7.org/linux/man-pages/man2/utimes.2.html > > doesn't say that, but > > https://pubs.opengroup.org/onlinepubs/007904875/functions/utimes.html > > does, as does the code. > Oh, good point! I think we can leave that out. Even better! -- Jeff Layton <jlayton@xxxxxxxxxx>