From ff7e81ed81e608d864d81d5dabebe8136a3c4ebc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9D=8E=E9=80=9A=E6=B4=B2?= <zhangsongcui3371@sina.com>
Date: Wed, 11 Feb 2026 21:17:36 +0800
Subject: [PATCH] Memory (Windows): adds comments [ci skip]

---
 src/detection/memory/memory_windows.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/detection/memory/memory_windows.c b/src/detection/memory/memory_windows.c
index 666d79727..38362fd40 100644
--- a/src/detection/memory/memory_windows.c
+++ b/src/detection/memory/memory_windows.c
@@ -7,6 +7,9 @@ const char* ffDetectMemory(FFMemoryResult* ram)
     MEMORYSTATUSEX statex = {
         .dwLength = sizeof(statex),
     };
+    // GlobalMemoryStatusEx() internally uses
+    // NtQuerySystemInformation(SystemBasicPerformanceInformation) in Win 7, and
+    // NtQuerySystemInformation(SystemMemoryUsageInformation) in Win 10
     if (!GlobalMemoryStatusEx(&statex))
         return "GlobalMemoryStatusEx() failed";