On Thu, Jun 07, Jan Beulich wrote: > >>> On 07.06.18 at 16:49, <o...@aepfle.de> wrote: > > Am Thu, 07 Jun 2018 08:44:41 -0600 > > schrieb "Jan Beulich" <jbeul...@suse.com>: > >> The re-use of the field is acceptable only if all existing senders reliably > >> fill zero in there. > > How do we know all senders? I just know about write_tsc_info from xen-4.6+. > I don't think we care about senders other than ones using libxc, so > by knowing whether all libxc versions conform to the requirement, > we could declare we're fine.
Yes, I think we are fine. And if migration from pre-4.6 is supported anyway is another question. Most likely the answer is no. Olaf
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