From 89e3838c4fab82add25616a4c403707a5e03da20 Mon Sep 17 00:00:00 2001
From: Jason Volk <jason@zemos.net>
Date: Thu, 4 Jul 2019 01:50:23 -0700
Subject: [PATCH] ircd::m::room: Optimize the state::count(void) to elide key
 parse, value query.

---
 ircd/m_room.cc | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/ircd/m_room.cc b/ircd/m_room.cc
index a0c19d4c5..b6a41aa5b 100644
--- a/ircd/m_room.cc
+++ b/ircd/m_room.cc
@@ -2129,7 +2129,20 @@ size_t
 ircd::m::room::state::count()
 const
 {
-	return count(string_view{});
+	if(!present())
+		return count(string_view{});
+
+	const db::gopts &opts
+	{
+		this->fopts? this->fopts->gopts : db::gopts{}
+	};
+
+	size_t ret(0);
+	auto &column{dbs::room_state};
+	for(auto it{column.begin(room_id, opts)}; bool(it); ++it)
+		++ret;
+
+	return ret;
 }
 
 size_t