# git rev-parse -q --verify 89a3a5a52bc58d04109f03011e8164ce24e94b01^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/stable linux-4.9.y
# git rev-parse -q --verify 89a3a5a52bc58d04109f03011e8164ce24e94b01^{commit}
89a3a5a52bc58d04109f03011e8164ce24e94b01
# git checkout -q -f -B kisskb 89a3a5a52bc58d04109f03011e8164ce24e94b01
# git clean -qxdf
# < git log -1
# commit 89a3a5a52bc58d04109f03011e8164ce24e94b01
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Sun Aug 15 13:01:05 2021 +0200
# 
#     Linux 4.9.280
#     
#     Link: https://lore.kernel.org/r/20210813150522.445553924@linuxfoundation.org
#     Tested-by: Shuah Khan <skhan@linuxfoundation.org>
#     Tested-by: Linux Kernel Functional Testing <lkft@linaro.org>
#     Tested-by: Guenter Roeck <linux@roeck-us.net>
#     Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version
# < git log --format=%s --max-count=1 89a3a5a52bc58d04109f03011e8164ce24e94b01
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-4.9_corenet64_smp_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  corenet64_smp_defconfig
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-4.9_corenet64_smp_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-4.9_corenet64_smp_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
# make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-4.9_corenet64_smp_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  
INFO: Uncompressed kernel (size 0xcd4d40) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0xd00000)
Image Name:   Linux-4.9.280-g89a3a5a52bc5
Created:      Sun Aug 15 21:53:19 2021
Image Type:   PowerPC Linux Kernel Image (gzip compressed)
Data Size:    5691072 Bytes = 5557.69 KiB = 5.43 MiB
Load Address: 00000000
Entry Point:  00000000
Completed OK
# rm -rf /kisskb/build/stable-4.9_corenet64_smp_defconfig_powerpc-gcc4.9
# Build took: 0:02:40.667184