Olaf Hering writes: > The zImage is a 32bit binary, but a native powerpc64-linux gcc will > produce 64bit objects in arch/ppc64/boot. > This patch fixes it. ... and breaks the compile on older toolchains that don't understand -m32. We need to make the -m32 conditional on HAS_BIARCH as defined in arch/ppc64/Makefile. Paul.