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Hash twice

From: Simon Riggs <simon(at)2ndQuadrant(dot)com>
To: PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Hash twice
Date: 2013-01-12 16:39:15
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-hackers
Lock code says it calculates "hash value once and then pass around as needed".

But it actually calculates it twice for new locks.

Trivial patch attached to make it follow the comments in
LockTagHashCode and save a few cycles.

 Simon Riggs         
 PostgreSQL Development, 24x7 Support, Training & Services

Attachment: hash_once.v1.patch
Description: application/octet-stream (1.2 KB)


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