# git rev-parse -q --verify c719d28628a5c74f07b8250f8e6f092e9015ba82^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/mpe/kisskb quick
# git rev-parse -q --verify c719d28628a5c74f07b8250f8e6f092e9015ba82^{commit}
c719d28628a5c74f07b8250f8e6f092e9015ba82
# git checkout -q -f -B kisskb c719d28628a5c74f07b8250f8e6f092e9015ba82
# git clean -qxdf
# < git log -1
# commit c719d28628a5c74f07b8250f8e6f092e9015ba82
# Author: Michael Ellerman <mpe@ellerman.id.au>
# Date:   Thu Nov 1 21:34:19 2018 +1100
# 
#     powerpc: Add -Wimplicit-fallthrough to arch CFLAGS
#     
#     Warn whenever a switch statement has a fallthrough without a comment
#     annotating it.
#     
#     Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
# < /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 c719d28628a5c74f07b8250f8e6f092e9015ba82
# < make -s -j 32 ARCH=powerpc O=/kisskb/build/mpe-quick_mpc512x_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  mpc512x_defconfig
# < make -s -j 32 ARCH=powerpc O=/kisskb/build/mpe-quick_mpc512x_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 32 ARCH=powerpc O=/kisskb/build/mpe-quick_mpc512x_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
# make -s -j 32 ARCH=powerpc O=/kisskb/build/mpe-quick_mpc512x_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  
/kisskb/src/drivers/mtd/nand/raw/mpc5121_nfc.c: In function 'ads5121_select_chip':
/kisskb/src/drivers/mtd/nand/raw/mpc5121_nfc.c:306:19: warning: unused variable 'mtd' [-Wunused-variable]
  struct mtd_info *mtd = nand_to_mtd(nand);
                   ^
INFO: Uncompressed kernel (size 0x5e75f0) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0x600000)
Image Name:   Linux-4.19.0-gc719d28628a5
Created:      Wed May 13 19:12:28 2020
Image Type:   PowerPC Linux Kernel Image (gzip compressed)
Data Size:    3049197 Bytes = 2977.73 KiB = 2.91 MiB
Load Address: 00000000
Entry Point:  00000000
Completed OK
# rm -rf /kisskb/build/mpe-quick_mpc512x_defconfig_powerpc-gcc4.9
# Build took: 0:05:56.206814