# git rev-parse -q --verify 7fd2bf83d59a2d32e0d596c5d3e623b9a0e7e2d5^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
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 7fd2bf83d59a2d32e0d596c5d3e623b9a0e7e2d5^{commit}
7fd2bf83d59a2d32e0d596c5d3e623b9a0e7e2d5
# git checkout -q -f -B kisskb 7fd2bf83d59a2d32e0d596c5d3e623b9a0e7e2d5
# git clean -qxdf
# < git log -1
# commit 7fd2bf83d59a2d32e0d596c5d3e623b9a0e7e2d5
# Merge: 0950fcbf992f fa1049135c15
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sat Oct 9 15:03:48 2021 -0700
# 
#     Merge branch 'i2c/for-current-fixed' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
#     
#     Pull i2c fixes from Wolfram Sang:
#      "Three driver bugfixes and one leak fix for the core"
#     
#     * 'i2c/for-current-fixed' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
#       i2c: mlxcpld: Modify register setting for 400KHz frequency
#       i2c: mlxcpld: Fix criteria for frequency setting
#       i2c: mediatek: Add OFFSET_EXT_CONF setting back
#       i2c: acpi: fix resource leak in reconfiguration device addition
# < /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 7fd2bf83d59a2d32e0d596c5d3e623b9a0e7e2d5
# < make -s -j 32 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  randconfig
# Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y
# < make -s -j 32 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  help
# make -s -j 32 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  olddefconfig
# make -s -j 32 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  
warning: ld does not support --fix-cortex-a53-843419; kernel may be susceptible to erratum
warning: LSE atomics not supported by binutils
libbpf.c:47:20: fatal error: libelf.h: No such file or directory
compilation terminated.
make[6]: *** [/kisskb/src/tools/build/Makefile.build:97: /kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4/kernel/bpf/preload/staticobjs/libbpf.o] Error 1
make[5]: *** [Makefile:158: /kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4/kernel/bpf/preload/staticobjs/libbpf-in.o] Error 2
make[4]: *** [/kisskb/src/kernel/bpf/preload/Makefile:11: kernel/bpf/preload/libbpf.a] Error 2
make[3]: *** [/kisskb/src/scripts/Makefile.build:540: kernel/bpf/preload] Error 2
make[2]: *** [/kisskb/src/scripts/Makefile.build:540: kernel/bpf] Error 2
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [/kisskb/src/Makefile:1868: kernel] Error 2
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:219: __sub-make] Error 2
Command 'make -s -j 32 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4
# Build took: 0:01:21.856069