# git rev-parse -q --verify 2f9dbf67b29af294856db3d9d8c490e892d8635a^{commit}
2f9dbf67b29af294856db3d9d8c490e892d8635a
already have revision, skipping fetch
# git checkout -q -f -B kisskb 2f9dbf67b29af294856db3d9d8c490e892d8635a
# git clean -qxdf
# < git log -1
# commit 2f9dbf67b29af294856db3d9d8c490e892d8635a
# Author: Masahiro Yamada <masahiroy@kernel.org>
# Date:   Mon Feb 22 01:53:56 2021 +0900
# 
#     kbuild: remove deprecated 'always' and 'hostprogs-y/m'
#     
#     These have no more user in the upstream code. The use of them has been
#     warned for a while for external modules. The migration is finished.
#     
#     Signed-off-by: Masahiro Yamada <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 2f9dbf67b29af294856db3d9d8c490e892d8635a
# < make -s -j 10 ARCH=arm64 O=/kisskb/build/kbuild_arm64-defconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  defconfig
# < make -s -j 10 ARCH=arm64 O=/kisskb/build/kbuild_arm64-defconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  help
# make -s -j 10 ARCH=arm64 O=/kisskb/build/kbuild_arm64-defconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  olddefconfig
# make -s -j 10 ARCH=arm64 O=/kisskb/build/kbuild_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
Completed OK
# rm -rf /kisskb/build/kbuild_arm64-defconfig_arm64-gcc5.4
# Build took: 0:08:04.193537