# git rev-parse -q --verify 4dd8bb0de56ee0a11cd64fa4e62cc17a71758609^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/stable linux-4.9.y
# git rev-parse -q --verify 4dd8bb0de56ee0a11cd64fa4e62cc17a71758609^{commit}
4dd8bb0de56ee0a11cd64fa4e62cc17a71758609
# git checkout -q -f -B kisskb 4dd8bb0de56ee0a11cd64fa4e62cc17a71758609
# git clean -qxdf
# < git log -1
# commit 4dd8bb0de56ee0a11cd64fa4e62cc17a71758609
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Wed Sep 23 08:46:17 2020 +0200
# 
#     Linux 4.9.237
#     
#     Link: https://lore.kernel.org/lkml/20200921162035.136047591@linuxfoundation.org/
#     Tested-by: Jon Hunter <jonathanh@nvidia.com>
#     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-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 4dd8bb0de56ee0a11cd64fa4e62cc17a71758609
# < make -s -j 10 ARCH=powerpc O=/kisskb/build/stable-4.9_ppc64le_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  ppc64le_defconfig
# < make -s -j 10 ARCH=powerpc O=/kisskb/build/stable-4.9_ppc64le_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 10 ARCH=powerpc O=/kisskb/build/stable-4.9_ppc64le_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
# make -s -j 10 ARCH=powerpc O=/kisskb/build/stable-4.9_ppc64le_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
WARNING: modpost: Found 3 section mismatch(es).
To see full details build your kernel with:
'make CONFIG_DEBUG_SECTION_MISMATCH=y'
/kisskb/src/arch/powerpc/boot/mpsc.c: In function 'mpsc_get_virtreg_of_phandle':
/kisskb/src/arch/powerpc/boot/mpsc.c:113:35: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
  devp = find_node_by_linuxphandle((u32)v);
                                   ^
/kisskb/src/arch/powerpc/boot/mpsc.c: In function 'mpsc_console_init':
/kisskb/src/arch/powerpc/boot/mpsc.c:147:12: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
  reg_set = (int)v;
            ^
Completed OK
# rm -rf /kisskb/build/stable-4.9_ppc64le_defconfig_powerpc-gcc5
# Build took: 0:07:09.369342