[tfaber] 74378: [NTOS:MM] - Never use special pool for prototype PTEs. Avoids "(PointerPte >= (PMMPTE)MmPagedPoolStart) && (PointerPte <= (PMMPTE)MmPagedPoolEnd)" assertion failure in MiDecrementSh...

Author: tfaber
Date: Wed Apr 19 14:40:53 2017
New Revision: 74378

URL: http://svn.reactos.org/svn/reactos?rev=74378&view=rev
Log:
[NTOS:MM]
- Never use special pool for prototype PTEs. Avoids "(PointerPte >=
(PMMPTE)MmPagedPoolStart) && (PointerPte <= (PMMPTE)MmPagedPoolEnd)"
assertion failure in MiDecrementShareCount.
CORE-11474

Modified:
    trunk/reactos/ntoskrnl/mm/ARM3/special.c

Modified: trunk/reactos/ntoskrnl/mm/ARM3/special.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/mm/ARM3/special.c…
==============================================================================
--- trunk/reactos/ntoskrnl/mm/ARM3/special.c	[iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/mm/ARM3/special.c	[iso-8859-1] Wed Apr 19 14:40:53 2017
@@ -275,6 +275,13 @@
                      0x30);
     }
 
+    /* Some allocations from Mm must never use special pool */
+    if (Tag == 'tSmM')
+    {
+        /* Reject and let normal pool handle it */
+        return NULL;
+    }
+
     /* TODO: Take into account various limitations */
 
     /* Heed the maximum limit of nonpaged pages */