Hi, On Tuesday, 03.04.2018 at 14:02, Ajay Garg wrote: > Hi All. > > Looking at mini-os. it has code for both PV and HVM mode (controlled via > CONFIG_PARAVIRT). > > However, in rumprun codebase, there is no CONFIG_PARAVIRT. Also, all (x86) > code is the one corresponding to CONFIG_PARAVIRT code for x86 in mini-os.
That's because HVM support got added into upstream Xen Mini-OS after we forked the copy used in rumprun. > Does this mean that arm (when supported) can also have only PV mode? Is PV > mode a necessity to run rumprun-based unikernels? There is no PV mode in Xen on ARM, so you'll have to do the work to get HVM working in any case. -mato