From 0ff5bd7b47377a6b5939d6fbbb67c8d42f9170dc Mon Sep 17 00:00:00 2001
From: Robert Haas <rhaas@postgresql.org>
Date: Wed, 31 Jan 2018 15:12:33 -0500
Subject: [PATCH] pg_prewarm: Add missing LWLockRegisterTranche call.

Commit 79ccd7cbd5ca44bee0191d12e9e65abf702899e7, which added automatic
prewarming, neglected this.

Kyotaro Horiguchi, reviewed by me.

Discussion: http://postgr.es/m/20171215.173219.38055760.horiguchi.kyotaro@lab.ntt.co.jp
---
 contrib/pg_prewarm/autoprewarm.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/contrib/pg_prewarm/autoprewarm.c b/contrib/pg_prewarm/autoprewarm.c
index 3a4cc5b172..f99f9c07af 100644
--- a/contrib/pg_prewarm/autoprewarm.c
+++ b/contrib/pg_prewarm/autoprewarm.c
@@ -767,6 +767,8 @@ apw_init_shmem(void)
 	}
 	LWLockRelease(AddinShmemInitLock);
 
+	LWLockRegisterTranche(apw_state->lock.tranche, "autoprewarm");
+
 	return found;
 }