At Fri, 3 Mar 2017 12:53:04 +0900, Michael Paquier <michael(dot)paquier(at)gmail(dot)com> wrote in <CAB7nPqSQaLozFNg+5Tf9s1TZs2pcE-GHhnMG31qnsusV9vMUOw(at)mail(dot)gmail(dot)com>
> On Thu, Mar 2, 2017 at 2:20 PM, Kyotaro HORIGUCHI
> <horiguchi(dot)kyotaro(at)lab(dot)ntt(dot)co(dot)jp> wrote:
> > 5) Just remove plain map files and all related code. Addition to
> > that, Makefile stores hash digest of authority files in
> > Unicode/authoriy_hashes.txt or something that is managed by
> > git.
> That may be an idea to check for differences across upstream versions.
> But that sounds like a separate discussion to me.
Fine with me either.
> > This digest may differ among platforms (typically from cr/nl
> > difference) but we can assume *nix for the usage.
> > I will send the next version after this discussion is settled.
> Sure. There is not much point to move on without Heikki's opinion at
> least, or anybody else like Ishii-san or Tom who are familiar with
> this code. I would think that Heikki would be the committer to pick up
> this change though.
So, this is the latest version of this patch in the shape of the
| need some extra opinions is what to do with the old maps:
| 1) Just remove them, replacing the old maps by the new radix tree maps.
| 2) Keep them around in the backend code, even if they are useless.
| 3) Use a GUC to be able to switch from one to the other, giving a
| fallback method in case of emergency.
| 4) Use an extension module to store the old maps with as well the
| previous build code, so as sanity checks can still be performed on the
| new maps.
NTT Open Source Software Center
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