Re: LISTEN/NOTIFY bug: VACUUM sets frozenxid past a xid in async queue

From: Álvaro Herrera <alvherre(at)kurilemu(dot)de>
To: Arseniy Mukhin <arseniy(dot)mukhin(dot)dev(at)gmail(dot)com>
Cc: Matheus Alcantara <matheusssilv97(at)gmail(dot)com>, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>, Rishu Bagga <rishu(dot)postgres(at)gmail(dot)com>, Yura Sokolov <y(dot)sokolov(at)postgrespro(dot)ru>, Daniil Davydov <3danissimo(at)gmail(dot)com>, Alexandra Wang <alexandra(dot)wang(dot)oss(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Joel Jacobson <joel(at)compiler(dot)org>
Subject: Re: LISTEN/NOTIFY bug: VACUUM sets frozenxid past a xid in async queue
Date: 2025-10-17 13:51:01
Message-ID: 202510171347.twmkbitfsgfh@alvherre.pgsql
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I have the impression that this thread has lost focus on the idea of
producing a backpatchable bugfix. The last proposed patch has a lot of
new mechanism that doesn't seem suitable for backpatch. I could be
wrong of course.

--
Álvaro Herrera PostgreSQL Developer — https://www.EnterpriseDB.com/
"[PostgreSQL] is a great group; in my opinion it is THE best open source
development communities in existence anywhere." (Lamar Owen)

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