# git rev-parse -q --verify 51eb95e2da41802454f48b9afeb4d96a77295035^{commit}
# git fetch -q -n -f git://gitlab.ozlabs.ibm.com/mirror/linux-kbuild.git for-next
warning: The last gc run reported the following. Please correct the root cause
and remove .git/gc.log.
Automatic cleanup will not be performed until the file is removed.

warning: There are too many unreachable loose objects; run 'git prune' to remove them.

# git rev-parse -q --verify 51eb95e2da41802454f48b9afeb4d96a77295035^{commit}
51eb95e2da41802454f48b9afeb4d96a77295035
# git checkout -q -f -B kisskb 51eb95e2da41802454f48b9afeb4d96a77295035
# git clean -qxdf
# < git log -1
# commit 51eb95e2da41802454f48b9afeb4d96a77295035
# Author: Andi Kleen <ak@linux.intel.com>
# Date:   Tue May 4 20:35:27 2021 -0700
# 
#     kbuild: Don't remove link-vmlinux temporary files on exit/signal
#     
#     Keep them around until they are cleaned up by make clean. This
#     uses a bit more disk space, but makes it easier to debug any
#     problems with the kernel link process.
#     
#     Suggested-by: Masahiro Yamada <masahiroy@kernel.org>
#     Signed-off-by: Andi Kleen <ak@linux.intel.com>
#     Signed-off-by: Masahiro Yamada <masahiroy@kernel.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 51eb95e2da41802454f48b9afeb4d96a77295035
# < make -s -j 120 ARCH=powerpc O=/kisskb/build/kbuild_44x_fsp2_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  44x/fsp2_defconfig
# < make -s -j 120 ARCH=powerpc O=/kisskb/build/kbuild_44x_fsp2_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 120 ARCH=powerpc O=/kisskb/build/kbuild_44x_fsp2_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
# make -s -j 120 ARCH=powerpc O=/kisskb/build/kbuild_44x_fsp2_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
INFO: Uncompressed kernel (size 0xa9450c) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0xb00000)
Image Name:   Linux-5.12.0-g51eb95e2da41
Created:      Thu May  6 04:20:47 2021
Image Type:   PowerPC Linux Kernel Image (gzip compressed)
Data Size:    4648178 Bytes = 4539.24 KiB = 4.43 MiB
Load Address: 00000000
Entry Point:  00000000
Completed OK
# rm -rf /kisskb/build/kbuild_44x_fsp2_defconfig_powerpc-gcc5
# Build took: 0:00:50.986914