Hello, this is backport of commit 0d519cadf751 ("arm64: kexec_file: use more system keyrings to verify kernel image signature") to table 5.15 tree including the preparatory patches. Some patches needed minor adjustment for context. Thanks Michal Coiby Xu (3): kexec: clean up arch_kexec_kernel_verify_sig kexec, KEYS: make the code in bzImage64_verify_sig generic arm64: kexec_file: use more system keyrings to verify kernel image signature Naveen N. Rao (2): kexec_file: drop weak attribute from functions kexec: drop weak attribute from functions Sven Schnelle (1): s390/kexec_file: move kernel image size check arch/arm64/include/asm/kexec.h | 20 ++++++- arch/arm64/kernel/kexec_image.c | 11 +--- arch/powerpc/include/asm/kexec.h | 14 +++++ arch/s390/boot/head.S | 2 - arch/s390/include/asm/kexec.h | 14 +++++ arch/s390/include/asm/setup.h | 1 - arch/s390/kernel/machine_kexec_file.c | 17 +----- arch/x86/include/asm/kexec.h | 12 ++++ arch/x86/kernel/kexec-bzimage64.c | 20 +------ include/linux/kexec.h | 82 ++++++++++++++++++++++---- kernel/kexec_core.c | 27 --------- kernel/kexec_file.c | 83 ++++++++++----------------- 12 files changed, 163 insertions(+), 140 deletions(-) -- 2.35.3