GNU bug report logs - #76660
Downgrade prevention triggers erroneously with 'guix pull'

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Message #60 received at 76660 <at> debbugs.gnu.org (full text, mbox):

From: Simon Tournier <zimon.toutoune <at> gmail.com>
To: Ludovic Courtès <ludo <at> gnu.org>
Cc: Tomas Volf <~@wolfsden.cz>, Jack Hill <jackhill <at> jackhill.us>,
 76660 <at> debbugs.gnu.org, Leo Famulari <leo <at> famulari.name>
Subject: Re: bug#76660: current guix pull doesn't authenticate
Date: Mon, 24 Mar 2025 13:48:56 +0100

Hi Ludo,

On Mon, 10 Mar 2025 at 22:57, Ludovic Courtès <ludo <at> gnu.org> wrote:
> Simon Tournier <zimon.toutoune <at> gmail.com> skribis:
>
>> Last cherry on the top, from [1], the implementation relying on “git
>> merge-base --is-ancestor” is 35x faster.
>
> Uh, interesting!  I would still like to avoid shelling out to Git for
> common operations, but this comparison shows there’s a lot of room to
> improve the performance of the current implementation.

You mean the current implementation of ligbit2, right?  Because, from my
poor understanding, it’s part of the performance barrier.

Cheers,
simon

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