From e6f44577f469e891ed8dab1492a4c53224e0b765 Mon Sep 17 00:00:00 2001
From: Stefan Boberg <stefan.boberg@epicgames.com>
Date: Mon, 2 Dec 2024 12:21:53 +0100
Subject: added support for dynamic LLM tags (#245)

* added FLLMTag which can be used to register memory tags outside of core
* changed `UE_MEMSCOPE` -> `ZEN_MEMSCOPE` for consistency
* instrumented some subsystems with dynamic tags
---
 src/zenutil/openprocesscache.cpp | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'src/zenutil/openprocesscache.cpp')

diff --git a/src/zenutil/openprocesscache.cpp b/src/zenutil/openprocesscache.cpp
index 256d5fb4a..88bbce8a6 100644
--- a/src/zenutil/openprocesscache.cpp
+++ b/src/zenutil/openprocesscache.cpp
@@ -3,6 +3,7 @@
 #include "zenutil/openprocesscache.h"
 #include <zencore/fmtutils.h>
 #include <zencore/logging.h>
+#include <zencore/memory/llm.h>
 
 #if ZEN_PLATFORM_WINDOWS
 #	include <zencore/windows.h>
@@ -14,6 +15,14 @@
 
 namespace zen {
 
+const FLLMTag&
+GetProcCacheTag()
+{
+	static FLLMTag CacheHttpTag("proccache");
+
+	return CacheHttpTag;
+}
+
 OpenProcessCache::OpenProcessCache()
 #if ZEN_PLATFORM_WINDOWS
 : m_GcThread(&OpenProcessCache::GcWorker, this)
@@ -60,6 +69,9 @@ OpenProcessCache::GetProcessHandle(Oid SessionId, int ProcessPid)
 	{
 		return nullptr;
 	}
+
+	ZEN_MEMSCOPE(GetProcCacheTag());
+
 #if ZEN_PLATFORM_WINDOWS
 	ZEN_ASSERT(ProcessPid != 0);
 	{
@@ -171,6 +183,8 @@ OpenProcessCache::GCHandles()
 void
 OpenProcessCache::GcWorker()
 {
+	ZEN_MEMSCOPE(GetProcCacheTag());
+
 	SetCurrentThreadName("ProcessCache_GC");
 
 	while (!m_GcExitEvent.Wait(500))
-- 
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