> > For example, ufs_inactive does VOP_UPDATE().  This means the time
> > recorded on disk becomes the time when upper vnode is reclaimed.  How
> > do you fix this?
> 
> We don't. It's not a problem. :-) The time that gets stored is in the
> ctime field. The atime and mtime were set to when the last read & write
> happened, when the last read & write happened.

I just did quick test and ufs_inactive is really called with IN_ACCESS
or IN_UPDATE set, even for regular files.  I don't check stack trace
yet though.

enami.