From: Coiby Xu on gitlab.com https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1442#note_7194584...
Could you explain how it impacts x86? For CONFIG_KEXEC_SIG, I simply enable it for both aarch64 RHEL and it has already been enabled for x86 and aarch64 Fedora. For CONFIG_KEXEC_IMAGE_VERIFY_SIG, it's only used by aarch64.