--- zzzz-none-000/linux-3.10.107/Documentation/Intel-IOMMU.txt	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/Documentation/Intel-IOMMU.txt	2021-02-04 17:41:59.000000000 +0000
@@ -10,7 +10,7 @@
 Some Keywords
 
 DMAR - DMA remapping
-DRHD - DMA Engine Reporting Structure
+DRHD - DMA Remapping Hardware Unit Definition
 RMRR - Reserved memory Region Reporting Structure
 ZLR  - Zero length reads from PCI devices
 IOVA - IO Virtual address.