Make sure dma_constraint is listed in uvm_md_constraints[] when it does not span the whole physical address space, for the pmemrange magic to operate correctly.
Make sure dma_constraint is listed in uvm_md_constraints[] when it does not
span the whole physical address space, for the pmemrange magic to operate
correctly.

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars