[NTOSKRNL]

[reactos.git] / reactos / ntoskrnl / mm / section.c

diff --git a/reactos/ntoskrnl/mm/section.c b/reactos/ntoskrnl/mm/section.c
index 8c3aea9..596be8a 100644 (file)
--- a/reactos/ntoskrnl/mm/section.c
+++ b/reactos/ntoskrnl/mm/section.c
@@ -2106,6 +2106,18 @@ MmPageOutSectionView(PMMSUPPORT AddressSpace,
    Page = MmGetPfnForProcess(Process, Address);
    SwapEntry = MmGetSavedSwapEntryPage(Page);
 
    Page = MmGetPfnForProcess(Process, Address);
    SwapEntry = MmGetSavedSwapEntryPage(Page);
 

+   /*
+    * Check the reference count to ensure this page can be paged out
+    */
+   if (MmGetReferenceCountPage(Page) != 1)
+   {
+       DPRINT1("Cannot page out locked section page: 0x%p (RefCount: %d)\n",
+               Page, MmGetReferenceCountPage(Page));
+       PageOp->Status = STATUS_UNSUCCESSFUL;
+       MmspCompleteAndReleasePageOp(PageOp);
+       return STATUS_UNSUCCESSFUL;
+   }
+

    /*
     * Prepare the context structure for the rmap delete call.
     */
    /*
     * Prepare the context structure for the rmap delete call.
     */