Horton

Re: fix comment for MAX_SIMUL_LWLOCKS

Andres Freund <andres@anarazel.de>

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From: Andres Freund <andres@anarazel.de>
To: Nathan Bossart <nathandbossart@gmail.com>
Cc: pgsql-hackers@postgresql.org
Date: 2025-08-19T21:40:23Z
Lists: pgsql-hackers 
Hi,

On 2025-08-19 16:34:56 -0500, Nathan Bossart wrote:
> From 68b81e3bf70d5da0a0e2d0a0087218df7fde1101 Mon Sep 17 00:00:00 2001
> From: Nathan Bossart <nathan@postgresql.org>
> Date: Tue, 19 Aug 2025 16:27:33 -0500
> Subject: [PATCH v1 1/1] Fix comment for MAX_SIMUL_LWLOCKS.
> 
> This comment mentions that pg_buffercache locks all buffer
> partitions simultaneously, but it hasn't done so since v10.
> 
> Oversight in commit 6e654546fb.

LGTM

Commits

  1. Fix comment for MAX_SIMUL_LWLOCKS.

  2. Don't bother to lock bufmgr partitions in pg_buffercache.