pgsql: Reject huge_pages=on if shared_memory_type=sysv.

From: Thomas Munro <tmunro(at)postgresql(dot)org>
To: pgsql-committers(at)lists(dot)postgresql(dot)org
Subject: pgsql: Reject huge_pages=on if shared_memory_type=sysv.
Date: 2021-10-26 00:15:23
Message-ID: E1mfA7f-0003ZB-Dh@gemulon.postgresql.org
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Reject huge_pages=on if shared_memory_type=sysv.

It doesn't work (it could, but hasn't been implemented).
Back-patch to 12, where shared_memory_type arrived.

Reported-by: Alexander Lakhin <exclusion(at)gmail(dot)com>
Reviewed-by: Alexander Lakhin <exclusion(at)gmail(dot)com>
Discussion: https://postgr.es/m/163271880203.22789.1125998876173795966@wrigleys.postgresql.org

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/8781b0ce25e702ba4a4f032d00da7acdef8dbfe1

Modified Files
--------------
doc/src/sgml/config.sgml | 4 +++-
src/backend/port/sysv_shmem.c | 6 ++++++
2 files changed, 9 insertions(+), 1 deletion(-)

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