On Mon, Mar 06, 2023 at 12:39:12PM +0100, Peter Krempa wrote:
The script references a very specific line in the kernel source code and a very specific struct. Further changes to the kernel are likely going to break it. Set the expectations by adding a warning to the reader.
Signed-off-by: Peter Krempa <pkrempa@redhat.com> --- examples/systemtap/amd-sev-es-vmsa.stp | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/examples/systemtap/amd-sev-es-vmsa.stp b/examples/systemtap/amd-sev-es-vmsa.stp index 551ed739b7..7bd079be71 100644 --- a/examples/systemtap/amd-sev-es-vmsa.stp +++ b/examples/systemtap/amd-sev-es-vmsa.stp @@ -19,6 +19,10 @@ # A script that captures the VMSA blob for the boot vCPU and # first additional vCPU, when a KVM guest is booted with SEV-ES # +# NOTE: This directly references specific structures and places in the +# kernel source code. It is expected that this example will need to be +# editted to match the kernel you intend to run it against. +# # The captured VMSA will be printed to the console in hex format, # and can be converted to the required binary format by feeding # it through
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> With regards, Daniel -- |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| |: https://libvirt.org -o- https://fstop138.berrange.com :| |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|