On Mon 29-10-18 23:55:12, Dan Williams wrote:
On Mon, Oct 29, 2018 at 11:29 PM Michal Hocko
> On Mon 29-10-18 12:59:11, Alexander Duyck wrote:
> > On Mon, 2018-10-29 at 19:18 +0100, Michal Hocko wrote:
> > The patches Andrew pushed addressed the immediate issue so that now
> > systems with nvdimm/DAX memory can at least initialize quick enough
> > that systemd doesn't refuse to mount the root file system due to a
> > timeout.
> This is about the first time you actually mention that. I have re-read
> the cover letter and all changelogs of patches in this serious. Unless I
> have missed something there is nothing about real users hitting issues
> out there. nvdimm is still considered a toy because there is no real HW
> users can play with.
Yes, you have missed something, because that's incorrect. There's been
public articles about these parts sampling since May.
That testing identified this initialization performance problem and
thankfully got it addressed in time for the current merge window.
And I still cannot see a word about that in changelogs.