Add jump-label implementation based on the ARM64 version
and add CONFIG_JUMP_LABEL=y to the defconfigs.
Signed-off-by: NEmil Renner Berthing <kernel@esmil.dk>
Reviewed-by: NBjörn Töpel <bjorn.topel@gmail.com>
Tested-by: NBjörn Töpel <bjorn.topel@gmail.com>
Signed-off-by: NPalmer Dabbelt <palmerdabbelt@google.com>