--- Drivers/Dta/Source/Linux/DtaIal.c	2023-06-06 13:44:08.233215971 +0100
+++ Drivers/Dta/Source/Linux/DtaIal.c	2023-06-06 13:47:26.153399824 +0100
@@ -786,7 +786,7 @@
     pDvcData->m_pUserMapping = pUserMapping;
 
     // Be sure the memory is mapped non-cacheable
-    pVma->vm_flags |= VM_IO;
+    vm_flags_set(pVma, VM_IO);
     pVma->vm_page_prot = pgprot_noncached(pVma->vm_page_prot);
     
     RegionStart = pDvcData->m_DtaRegs.m_PciAddr.QuadPart;