Gentle ping. On Thu, Jun 03, 2021 at 03:22:31PM +0200, Joerg Roedel wrote: > From: Joerg Roedel <jroedel@xxxxxxx> > > Changes v1->v2: > > - Rebased to v5.13-rc4 > - Add the check also to the kexec_file_load system call > > Original cover letter: > > Hi, > > two small patches to disable kexec on x86 when running as an SEV-ES > guest. Trying to kexec a new kernel would fail anyway because there is > no mechanism yet to hand over the APs from the old to the new kernel. > Supporting this needs changes in the Hypervisor and the guest kernel > as well. > > This code is currently being work on, but disable kexec in SEV-ES > guests until it is ready. > > Please review. > > Regards, > > Joerg > > Joerg Roedel (2): > kexec: Allow architecture code to opt-out at runtime > x86/kexec/64: Forbid kexec when running as an SEV-ES guest > > arch/x86/kernel/machine_kexec_64.c | 8 ++++++++ > include/linux/kexec.h | 1 + > kernel/kexec.c | 14 ++++++++++++++ > kernel/kexec_file.c | 9 +++++++++ > 4 files changed, 32 insertions(+) > > -- > 2.31.1
