# git rev-parse -q --verify b3a99fd385fab59d0b8b4fdfb449c1e979accab8^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/stable linux-4.19.y
# git rev-parse -q --verify b3a99fd385fab59d0b8b4fdfb449c1e979accab8^{commit}
b3a99fd385fab59d0b8b4fdfb449c1e979accab8
# git checkout -q -f -B kisskb b3a99fd385fab59d0b8b4fdfb449c1e979accab8
# git clean -qxdf
# < git log -1
# commit b3a99fd385fab59d0b8b4fdfb449c1e979accab8
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Mon Jun 22 09:05:30 2020 +0200
# 
#     Linux 4.19.129
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version
# < git log --format=%s --max-count=1 b3a99fd385fab59d0b8b4fdfb449c1e979accab8
# < make -s -j 80 ARCH=powerpc O=/kisskb/build/stable-4.19_pmac32_defconfig+SMP_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  pmac32_defconfig
# Added to kconfig CONFIG_SMP=y
# < make -s -j 80 ARCH=powerpc O=/kisskb/build/stable-4.19_pmac32_defconfig+SMP_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 80 ARCH=powerpc O=/kisskb/build/stable-4.19_pmac32_defconfig+SMP_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
.config:3746:warning: override: reassigning to symbol SMP
# make -s -j 80 ARCH=powerpc O=/kisskb/build/stable-4.19_pmac32_defconfig+SMP_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
INFO: Uncompressed kernel (size 0x9389c8) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0xa00000)
Completed OK
# rm -rf /kisskb/build/stable-4.19_pmac32_defconfig+SMP_powerpc-gcc5
# Build took: 0:02:48.560814