See this line in file drivers/iommu/intel-iommu.c , function" static int domain_context_mapping_one( )": context_set_present(context);
It is used to set the present bit of the context entry. comment this line, you will get the error.
See this line in file drivers/ iommu/intel- iommu.c , function" static int domain_ context_ mapping_ one( )": set_present( context) ;
context_
It is used to set the present bit of the context entry. comment this line, you will get the error.