# git rev-parse -q --verify 66f0a9e058fad50e569ad752be72e52701991fd5^{commit}
# git fetch -q -n -f git://gitlab.ozlabs.ibm.com/linuxppc/linux.git fixes-test
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 66f0a9e058fad50e569ad752be72e52701991fd5^{commit}
66f0a9e058fad50e569ad752be72e52701991fd5
# git checkout -q -f -B kisskb 66f0a9e058fad50e569ad752be72e52701991fd5
# git clean -qxdf
# < git log -1
# commit 66f0a9e058fad50e569ad752be72e52701991fd5
# Author: Masahiro Yamada <masahiroy@kernel.org>
# Date:   Thu Dec 24 02:11:42 2020 +0900
# 
#     powerpc/vdso64: remove meaningless vgettimeofday.o build rule
#     
#     VDSO64 is only built for the 64-bit kernel, hence vgettimeofday.o is
#     built by the generic rule in scripts/Makefile.build.
#     
#     This line does not provide anything useful.
#     
#     Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
#     Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
#     Link: https://lore.kernel.org/r/20201223171142.707053-2-masahiroy@kernel.org
# < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-gcc --version
# < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-ld --version
# < git log --format=%s --max-count=1 66f0a9e058fad50e569ad752be72e52701991fd5
# < make -s -j 48 ARCH=arm64 O=/kisskb/build/powerpc-fixes_arm64-defconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  defconfig
# < make -s -j 48 ARCH=arm64 O=/kisskb/build/powerpc-fixes_arm64-defconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  help
# make -s -j 48 ARCH=arm64 O=/kisskb/build/powerpc-fixes_arm64-defconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  olddefconfig
# make -s -j 48 ARCH=arm64 O=/kisskb/build/powerpc-fixes_arm64-defconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  
arch/arm64/Makefile:25: ld does not support --fix-cortex-a53-843419; kernel may be susceptible to erratum
arch/arm64/Makefile:33: LSE atomics not supported by binutils
/kisskb/src/arch/arm64/kernel/smp.c: In function 'arch_show_interrupts':
/kisskb/src/arch/arm64/kernel/smp.c:810:16: warning: unused variable 'irq' [-Wunused-variable]
   unsigned int irq = irq_desc_get_irq(ipi_desc[i]);
                ^
Completed OK
# rm -rf /kisskb/build/powerpc-fixes_arm64-defconfig_arm64-gcc5.4
# Build took: 0:06:00.112303