On Fri, Apr 03 2020, Jan Kara wrote:
>
> So I don't think we can just remove lines from procfs files like this. That
> has a high potential of breaking some userspace app that is not careful
> enough when parsing the file. So I think that we need to leave there the
> format string and just replace K(node_page_state(pgdat, NR_UNSTABLE_NFS))
> with 0.

OK.  I assume changing the static trace points isn't a problem though?

Thanks,
NeilBrown