From e9c0f4567dae2ca6c3a9cc377d8f65b25ced74e9 Mon Sep 17 00:00:00 2001
From: Andreas Kling <awesomekling@gmail.com>
Date: Mon, 15 Apr 2019 19:43:12 +0200
Subject: Kernel+ProcessManager: Expose the number of kmalloc/kfree calls.

This will be very helpful in tracking down unwanted kmalloc traffic. :^)
---
 Kernel/FileSystem/ProcFS.cpp | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'Kernel/FileSystem')

diff --git a/Kernel/FileSystem/ProcFS.cpp b/Kernel/FileSystem/ProcFS.cpp
index d9c28162bd..1aaf655101 100644
--- a/Kernel/FileSystem/ProcFS.cpp
+++ b/Kernel/FileSystem/ProcFS.cpp
@@ -8,6 +8,7 @@
 #include "Console.h"
 #include "Scheduler.h"
 #include <Kernel/PCI.h>
+#include <Kernel/kmalloc.h>
 #include <AK/StringBuilder.h>
 #include <LibC/errno_numbers.h>
 
@@ -558,14 +559,16 @@ ByteBuffer procfs$memstat(InodeIdentifier)
 {
     InterruptDisabler disabler;
     StringBuilder builder;
-    builder.appendf("%u,%u,%u,%u,%u,%u,%u\n",
+    builder.appendf("%u,%u,%u,%u,%u,%u,%u,%u,%u\n",
         kmalloc_sum_eternal,
         sum_alloc,
         sum_free,
         MM.user_physical_pages_in_existence() - MM.m_free_physical_pages.size(),
         MM.m_free_physical_pages.size(),
         MM.super_physical_pages_in_existence() - MM.m_free_supervisor_physical_pages.size(),
-        MM.m_free_supervisor_physical_pages.size()
+        MM.m_free_supervisor_physical_pages.size(),
+        g_kmalloc_call_count,
+        g_kfree_call_count
     );
     return builder.to_byte_buffer();
 }
-- 
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