# git rev-parse -q --verify ad4d1216f2c55439e9703de1515812c018984dca^{commit}
# git fetch -q -n -f git://gitlab.ozlabs.ibm.com/mirror/linux-kbuild.git for-next
error: 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 ad4d1216f2c55439e9703de1515812c018984dca^{commit}
ad4d1216f2c55439e9703de1515812c018984dca
# git checkout -q -f -B kisskb ad4d1216f2c55439e9703de1515812c018984dca
# git clean -qxdf
# < git log -1
# commit ad4d1216f2c55439e9703de1515812c018984dca
# Author: Masahiro Yamada <yamada.masahiro@socionext.com>
# Date:   Sat Mar 30 21:04:18 2019 +0900
# 
#     memory: squash drivers/memory/Makefile.asm-offsets
#     
#     drivers/memory/Makefile.asm-offsets is small enough, and included
#     from a single place.
#     
#     Squash it into drivers/memory/Makefile.
#     
#     Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
# < /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 ad4d1216f2c55439e9703de1515812c018984dca
# < make -s -j 10 ARCH=powerpc O=/kisskb/build/kbuild_pseries_le_defconfig_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  pseries_le_defconfig
# make -s -j 10 ARCH=powerpc O=/kisskb/build/kbuild_pseries_le_defconfig_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
<stdin>:1478:2: warning: #warning syscall pidfd_send_signal not implemented [-Wcpp]
<stdin>:1481:2: warning: #warning syscall io_uring_setup not implemented [-Wcpp]
<stdin>:1484:2: warning: #warning syscall io_uring_enter not implemented [-Wcpp]
<stdin>:1487:2: warning: #warning syscall io_uring_register not implemented [-Wcpp]
/kisskb/src/net/netfilter/nf_nat_masquerade.c:15:21: warning: 'masq_refcnt6' defined but not used [-Wunused-variable]
 static unsigned int masq_refcnt6 __read_mostly;
                     ^
WARNING: vmlinux.o(.text+0x2fac): Section mismatch in reference from the variable __boot_from_prom to the function .init.text:prom_init()
The function __boot_from_prom() references
the function __init prom_init().
This is often because __boot_from_prom lacks a __init 
annotation or the annotation of prom_init is wrong.

WARNING: vmlinux.o(.text+0x3228): Section mismatch in reference from the variable start_here_multiplatform to the function .init.text:early_setup()
The function start_here_multiplatform() references
the function __init early_setup().
This is often because start_here_multiplatform lacks a __init 
annotation or the annotation of early_setup is wrong.

WARNING: vmlinux.o(.text+0x325c): Section mismatch in reference from the variable start_here_common to the function .init.text:start_kernel()
The function start_here_common() references
the function __init start_kernel().
This is often because start_here_common lacks a __init 
annotation or the annotation of start_kernel is wrong.

Completed OK
# rm -rf /kisskb/build/kbuild_pseries_le_defconfig_ppc64le-gcc5
# Build took: 0:05:04.851912