From 8281f4baa6f8422a0c5cb08cbaf059fea07ea016 Mon Sep 17 00:00:00 2001
From: Pierre Schweitzer <pierre@reactos.org>
Date: Thu, 16 Aug 2018 18:49:55 +0200
Subject: [PATCH] [NTOSKRNL] Add a check commented out for now.

It's to be enabled once page file handling is moved to ARM3
---
 ntoskrnl/mm/pagefile.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/ntoskrnl/mm/pagefile.c b/ntoskrnl/mm/pagefile.c
index 9019beef90a..14c558e9f91 100644
--- a/ntoskrnl/mm/pagefile.c
+++ b/ntoskrnl/mm/pagefile.c
@@ -690,6 +690,17 @@ NtCreatePagingFile(IN PUNICODE_STRING FileName,
     /* DACL is no longer needed, free it */
     ExFreePoolWithTag(Dacl, 'lcaD');
 
+    /* FIXME: To enable once page file managment is moved to ARM3 */
+#if 0
+    /* Check we won't overflow commit limit with the page file */
+    if (MmTotalCommitLimitMaximum + (SafeMaximumSize.QuadPart >> PAGE_SHIFT) <= MmTotalCommitLimitMaximum)
+    {
+        ZwClose(FileHandle);
+        ExFreePoolWithTag(Buffer, TAG_MM);
+        return STATUS_INVALID_PARAMETER_3;
+    }
+#endif
+
     /* Set its end of file to minimal size */
     Status = ZwSetInformationFile(FileHandle,
                                   &IoStatus,