pgsql: Use HASH_BLOBS for xidhash.

From: Noah Misch <noah(at)leadboat(dot)com>
To: pgsql-committers(at)lists(dot)postgresql(dot)org
Subject: pgsql: Use HASH_BLOBS for xidhash.
Date: 2020-12-13 05:42:24
Message-ID: E1koK9I-0007R6-EN@gemulon.postgresql.org
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Use HASH_BLOBS for xidhash.

This caused BufFile errors on buildfarm member sungazer, and SIGSEGV was
possible. Conditions for reaching those symptoms were more frequent on
big-endian systems.

Discussion: https://postgr.es/m/20201129214441.GA691200@rfd.leadboat.com

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/a1b8aa1e4eec520ed8f11c3d134a7a866358d39a

Modified Files
--------------
src/backend/replication/logical/worker.c | 2 +-
src/test/perl/PostgresNode.pm | 87 ++++++++++++++++++++++++++++++++
src/test/subscription/t/015_stream.pl | 26 +++++++++-
3 files changed, 112 insertions(+), 3 deletions(-)

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