From ff37949679753711fef15feca66ea92aab7eec87 Mon Sep 17 00:00:00 2001
From: Cameron Gutman <aicommander@gmail.com>
Date: Tue, 29 Nov 2011 18:32:23 +0000
Subject: [PATCH] [NTOSKRNL] - Always trim at least MiMinimumPagesPerRun for
 each call to MiTrimMemoryConsumer to reduce cache thrashing

svn path=/trunk/; revision=54540
---
 reactos/ntoskrnl/mm/balance.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/reactos/ntoskrnl/mm/balance.c b/reactos/ntoskrnl/mm/balance.c
index c90d447547b..9a65e26eab8 100644
--- a/reactos/ntoskrnl/mm/balance.c
+++ b/reactos/ntoskrnl/mm/balance.c
@@ -146,12 +146,9 @@ MiTrimMemoryConsumer(ULONG Consumer)
    LONG Target;
    ULONG NrFreedPages;
 
-   Target = MiMemoryConsumers[Consumer].PagesUsed -
-            MiMemoryConsumers[Consumer].PagesTarget;
-   if (Target < 1)
-   {
-      Target = 1;
-   }
+   Target = max(MiMinimumPagesPerRun,
+                MiMemoryConsumers[Consumer].PagesUsed -
+                MiMemoryConsumers[Consumer].PagesTarget);
 
    if (MiMemoryConsumers[Consumer].Trim != NULL)
    {
-- 
2.17.1