Hi On Fri, Apr 11, 2014 at 11:36 PM, Andy Lutomirski <luto at amacapital.net> wrote: > A quick grep of the kernel tree finds exactly zero code paths > incrementing i_mmap_writable outside of mmap and fork. > > Or do you mean a different kind of write ref? What am I missing here? Sorry, I meant i_writecount. Thanks David