On 06/12/2018 23:11, Paolo Bonzini wrote: > On 06/12/18 07:04, Maran Wilson wrote: >> +config PVH >> + bool "Support for running PVH guests" >> + ---help--- >> + This option enables the PVH entry point for guest virtual machines >> + as specified in the x86/HVM direct boot ABI. >> + > > IIUC this breaks "normal" bzImage boot, so we should have something like > > The resulting kernel will not boot with most x86 boot loaders > such as GRUB or SYSLINUX. Unless you plan to start the kernel > using QEMU or Xen, you probably want to say N here. The resulting kernel should be able to be booted either in PVH mode via the PVH entry point or the "normal" way via the still existing old entry point(s). It is an _additional_ way to boot the kernel, not an exclusive alternative. Juergen