Michael Paquier 072c842135 Fix use of proc number in pgstat_create_backend()
This routine's internals directly used MyProcNumber to choose which
object ID to assign for the hash key of a backend's stats entry, while
the value to use is given as input argument of the function.

The original intention was to pass MyProcNumber as an argument of
pgstat_create_backend() when called in pgstat_bestart_final(),
pgstat_beinit() ensuring that MyProcNumber has been set, not use it
directly in the function.  This commit addresses this inconsistency by
using the procnum given by the caller of pgstat_create_backend(), not
MyProcNumber.

This issue is not a cause of bugs currently.  However, let's keep the
code in sync across all the branches where this code exists, as it could
matter in a future backpatch.

Oversight in 4feba03d8b92.

Reported-by: Ryo Matsumura <matsumura.ryo@fujitsu.com>
Discussion: https://postgr.es/m/TYCPR01MB11316AD8150C8F470319ACCAEE866A@TYCPR01MB11316.jpnprd01.prod.outlook.com
Backpatch-through: 18
2026-02-06 19:57:22 +09:00
2025-08-14 12:09:34 -04:00
2022-12-04 15:23:00 -05:00
2024-11-05 13:56:02 +01:00
2026-01-01 13:24:10 -05:00
2020-02-10 20:47:50 +01:00
2024-02-28 15:17:23 +04:00
2026-01-01 13:24:10 -05:00

PostgreSQL Database Management System

This directory contains the source code distribution of the PostgreSQL database management system.

PostgreSQL is an advanced object-relational database management system that supports an extended subset of the SQL standard, including transactions, foreign keys, subqueries, triggers, user-defined types and functions. This distribution also contains C language bindings.

Copyright and license information can be found in the file COPYRIGHT.

General documentation about this version of PostgreSQL can be found at https://www.postgresql.org/docs/devel/. In particular, information about building PostgreSQL from the source code can be found at https://www.postgresql.org/docs/devel/installation.html.

The latest version of this software, and related software, may be obtained at https://www.postgresql.org/download/. For more information look at our web site located at https://www.postgresql.org/.

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