# git rev-parse -q --verify 81361b837a3450f0a44255fddfd7a4c72502b667^{commit}
81361b837a3450f0a44255fddfd7a4c72502b667
already have revision, skipping fetch
# git checkout -q -f -B kisskb 81361b837a3450f0a44255fddfd7a4c72502b667
# git clean -qxdf
# < git log -1
# commit 81361b837a3450f0a44255fddfd7a4c72502b667
# Merge: e98e03d07553 27932b6a2088
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sat Jul 10 11:01:38 2021 -0700
# 
#     Merge tag 'kbuild-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
#     
#     Pull Kbuild updates from Masahiro Yamada:
#     
#      - Increase the -falign-functions alignment for the debug option.
#     
#      - Remove ugly libelf checks from the top Makefile.
#     
#      - Make the silent build (-s) more silent.
#     
#      - Re-compile the kernel if KBUILD_BUILD_TIMESTAMP is specified.
#     
#      - Various script cleanups
#     
#     * tag 'kbuild-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: (27 commits)
#       scripts: add generic syscallnr.sh
#       scripts: check duplicated syscall number in syscall table
#       sparc: syscalls: use pattern rules to generate syscall headers
#       parisc: syscalls: use pattern rules to generate syscall headers
#       nds32: add arch/nds32/boot/.gitignore
#       kbuild: mkcompile_h: consider timestamp if KBUILD_BUILD_TIMESTAMP is set
#       kbuild: modpost: Explicitly warn about unprototyped symbols
#       kbuild: remove trailing slashes from $(KBUILD_EXTMOD)
#       kconfig.h: explain IS_MODULE(), IS_ENABLED()
#       kconfig: constify long_opts
#       scripts/setlocalversion: simplify the short version part
#       scripts/setlocalversion: factor out 12-chars hash construction
#       scripts/setlocalversion: add more comments to -dirty flag detection
#       scripts/setlocalversion: remove workaround for old make-kpkg
#       scripts/setlocalversion: remove mercurial, svn and git-svn supports
#       kbuild: clean up ${quiet} checks in shell scripts
#       kbuild: sink stdout from cmd for silent build
#       init: use $(call cmd,) for generating include/generated/compile.h
#       kbuild: merge scripts/mkmakefile to top Makefile
#       sh: move core-y in arch/sh/Makefile to arch/sh/Kbuild
#       ...
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-ld --version
# < git log --format=%s --max-count=1 81361b837a3450f0a44255fddfd7a4c72502b667
# < make -s -j 24 ARCH=arm64 O=/kisskb/build/linus_arm64-allnoconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  allnoconfig
# < make -s -j 24 ARCH=arm64 O=/kisskb/build/linus_arm64-allnoconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  help
# make -s -j 24 ARCH=arm64 O=/kisskb/build/linus_arm64-allnoconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  olddefconfig
# make -s -j 24 ARCH=arm64 O=/kisskb/build/linus_arm64-allnoconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  
Completed OK
# rm -rf /kisskb/build/linus_arm64-allnoconfig_arm64-gcc8
# Build took: 0:00:42.218124