From f273bfd0837b955941462535d66a0c4076948ee9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20G=C3=B6ttsche?= <cgzones@googlemail.com>
Date: Tue, 9 Feb 2021 15:57:22 +0100
Subject: [PATCH] Linux: restore memory calculation regarding HugePages

Subtract the total amount of huge page memory from total and used memory.

Restores behavior from #450 (see also #447)

Follow-up of 3d497a37
---
 linux/Platform.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/linux/Platform.c b/linux/Platform.c
index 83c62d32..da2ae606 100644
--- a/linux/Platform.c
+++ b/linux/Platform.c
@@ -283,8 +283,8 @@ void Platform_setMemoryValues(Meter* this) {
    const ProcessList* pl = this->pl;
    const LinuxProcessList* lpl = (const LinuxProcessList*) pl;
 
-   this->total     = pl->totalMem;
-   this->values[0] = pl->usedMem;
+   this->total     = pl->totalMem > lpl->totalHugePageMem ? pl->totalMem - lpl->totalHugePageMem : pl->totalMem;
+   this->values[0] = pl->usedMem > lpl->totalHugePageMem ? pl->usedMem - lpl->totalHugePageMem : pl->usedMem;
    this->values[1] = pl->buffersMem;
    this->values[2] = pl->cachedMem;
    this->values[3] = pl->availableMem;