On Thu, Jun 06, 2019 at 02:36:09PM -0300, Claudio Carvalho wrote: > From: Ram Pai <linuxram@xxxxxxxxxx> > > Add the ucall() function, which can be used to make ultravisor calls > with varied number of in and out arguments. Ultravisor calls can be made > from the host or guests. > > This copies the implementation of plpar_hcall(). Again, we will want all of this on every powernv-capable kernel, since they will all need to do UV_WRITE_PATE, even if they have no other support for the ultravisor. Paul.
