# git rev-parse -q --verify c4ff839de17f38b0ae0f8983b5c5186f8a389238^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/stable linux-4.19.y
# git rev-parse -q --verify c4ff839de17f38b0ae0f8983b5c5186f8a389238^{commit}
c4ff839de17f38b0ae0f8983b5c5186f8a389238
# git checkout -q -f -B kisskb c4ff839de17f38b0ae0f8983b5c5186f8a389238
# git clean -qxdf
# < git log -1
# commit c4ff839de17f38b0ae0f8983b5c5186f8a389238
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Wed Jan 27 11:05:44 2021 +0100
# 
#     Linux 4.19.171
#     
#     Tested-by: Pavel Machek (CIP) <pavel@denx.de>
#     Tested-by: Linux Kernel Functional Testing <lkft@linaro.org>
#     Tested-by: Guenter Roeck <linux@roeck-us.net>
#     Link: https://lore.kernel.org/r/faca5e02-cc43-0a14-51dc-2bcb25dafdc0@linuxfoundation.org
#     Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# < /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 c4ff839de17f38b0ae0f8983b5c5186f8a389238
# < make -s -j 48 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 48 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 48 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:3747:warning: override: reassigning to symbol SMP
# make -s -j 48 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 0x940a94) 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: 0:02:25.368532