From: "Ludovic Courtès" <ludo@gnu.org>
To: Mark H Weaver <mhw@netris.org>
Cc: Brendan Tildesley <btild@mailbox.org>, 36508@debbugs.gnu.org
Subject: bug#36508: GDM files have incorrect owner after temporarily removing service
Date: Fri, 16 Apr 2021 17:14:11 +0200 [thread overview]
Message-ID: <871rba5kjg.fsf@gnu.org> (raw)
In-Reply-To: <87wnt3gndy.fsf@netris.org> (Mark H. Weaver's message of "Thu, 15 Apr 2021 19:04:30 -0400")
Hi Mark,
Mark H Weaver <mhw@netris.org> skribis:
> This particular issue is easily addressed. It's easy enough to find a
> function from 31-hash values to 32-bit IDs that's injective and avoids
> any chosen subset of special IDs, as long as there are fewer than 2^31
> special IDs.
>
> Simply adding 65536 (or even 2^31) to the hash value would be one easy
> option.
>
> What do you think?
Yes, but these special IDs are just examples of things that could go
wrong. I don’t know, maybe I’m just overly cautious; we have to try to
get a better understanding of how things will go!
Thanks,
Ludo’.
next prev parent reply other threads:[~2021-04-16 15:16 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-05 8:36 bug#36508: GDM files have incorrect owner after temporarily replacing with SDDM ison
2021-04-13 13:24 ` bug#36508: GDM files have incorrect owner after temporarily removing service Brendan Tildesley via Bug reports for GNU Guix
2021-04-13 20:51 ` Mark H Weaver
2021-04-14 4:31 ` Brendan Tildesley via Bug reports for GNU Guix
2021-04-15 18:09 ` Mark H Weaver
2021-04-14 10:32 ` Ludovic Courtès
2021-04-14 12:21 ` Brendan Tildesley via Bug reports for GNU Guix
2021-04-15 14:24 ` Ludovic Courtès
2021-04-15 18:30 ` Mark H Weaver
2021-04-15 20:05 ` Ludovic Courtès
2021-04-15 22:22 ` Mark H Weaver
2021-04-16 15:18 ` Ludovic Courtès
2021-04-17 16:16 ` Mark H Weaver
2021-04-15 23:04 ` Mark H Weaver
2021-04-16 15:14 ` Ludovic Courtès [this message]
2021-04-15 18:35 ` Mark H Weaver
2021-04-15 18:58 ` Mark H Weaver
2021-04-16 10:42 ` Maxime Devos
2021-04-17 16:28 ` Mark H Weaver
2022-09-18 12:22 ` bug#36508: [DRAFT PATCH] Stable allocation of uids, by keeping a historical mapping Maxime Devos
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