From a2694db7517287a6e69e0ada669f97893c701e8b Mon Sep 17 00:00:00 2001
From: Augustin Cavalier <waddlesplash@gmail.com>
Date: Mon, 4 Nov 2024 16:07:39 -0500
Subject: [PATCH] kernel/slab: Check both pressure and min_object_reserve
 before returning slabs.

Otherwise, if the pressure is low, then we won't properly respect
the min_object_reserve.
---
 src/system/kernel/slab/ObjectCache.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/system/kernel/slab/ObjectCache.cpp b/src/system/kernel/slab/ObjectCache.cpp
index 1b60e9c2a0..0ff1195bd4 100644
--- a/src/system/kernel/slab/ObjectCache.cpp
+++ b/src/system/kernel/slab/ObjectCache.cpp
@@ -232,8 +232,8 @@ ObjectCache::ReturnObjectToSlab(slab* source, void* object, uint32 flags)
 		partial.Remove(source);
 
 		if (empty_count < pressure
-			&& total_objects - used_count - source->size
-				>= min_object_reserve) {
+				|| (total_objects - (used_count + source->size))
+					< min_object_reserve) {
 			empty_count++;
 			empty.Add(source);
 		} else {