From 4c44125d372a8731a57cacbe4e386474cdde76ea Mon Sep 17 00:00:00 2001
From: Jason Volk <jason@zemos.net>
Date: Thu, 6 Oct 2022 22:28:23 +0000
Subject: [PATCH] ircd::gpt::samp: Split dispatch branch into memfun.

---
 include/ircd/gpt/samp.h |  1 +
 ircd/gpt.cc             | 40 ++++++++++++++++++++++++++++------------
 2 files changed, 29 insertions(+), 12 deletions(-)

diff --git a/include/ircd/gpt/samp.h b/include/ircd/gpt/samp.h
index a0c3a6e68..5a168a10d 100644
--- a/include/ircd/gpt/samp.h
+++ b/include/ircd/gpt/samp.h
@@ -38,6 +38,7 @@ struct ircd::gpt::samp
 	void profile_accumulate(const pipe::prof &);
 	bool retire(pipe::cycle &, const gpt::ctrl &);
 	bool evaluate(pipe::cycle &);
+	bool dispatche();
 	uint tokenize();
 
   public:
diff --git a/ircd/gpt.cc b/ircd/gpt.cc
index 1123f548b..476c00754 100644
--- a/ircd/gpt.cc
+++ b/ircd/gpt.cc
@@ -820,19 +820,8 @@ ircd::gpt::samp::operator()()
 {
 	ctx::interruption_point();
 
-	if(dispatch > 0)
-	{
-		if(!cycle)
-			ctrl.prof.released = prof::cycles();
-
-		queue.emplace_back(*this);
-		desc.cached = tokens;
-		tokens += count >= tokens;
-		++cycle;
-		++count;
-		--dispatch;
+	if(dispatche())
 		return false;
-	}
 
 	while(!queue.empty())
 	{
@@ -944,6 +933,33 @@ ircd::gpt::samp::tokenize()
 	return count;
 }
 
+bool
+ircd::gpt::samp::dispatche()
+{
+	if(!dispatch)
+		return false;
+
+	assert(accept < 0);
+	assert(count > 0);
+	assert(tokens >= count);
+	assert(cycle < count);
+	assert(dispatch > 0);
+
+	if(cycle == 0)
+	{
+		ctrl.prof.acquired = 0;
+		ctrl.prof.released = prof::cycles();
+	}
+
+	queue.emplace_back(*this);
+	desc.cached = tokens;
+	tokens += count >= tokens;
+	count += 1;
+	cycle += 1;
+	dispatch -= 1;
+	return true;
+}
+
 bool
 ircd::gpt::samp::evaluate(pipe::cycle &cycle)
 {