# git rev-parse -q --verify 6afa873170a612b2b9e392c19c523ed8aae6fbc9^{commit}
6afa873170a612b2b9e392c19c523ed8aae6fbc9
already have revision, skipping fetch
# git checkout -q -f -B kisskb 6afa873170a612b2b9e392c19c523ed8aae6fbc9
# git clean -qxdf
# < git log -1
# commit 6afa873170a612b2b9e392c19c523ed8aae6fbc9
# Merge: 4c80ba392bf6 4eac734486fd
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Mon Dec 16 10:06:04 2019 -0800
# 
#     Merge tag 'linux-kselftest-5.5-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest
#     
#     Pull kselftest fixes from Shuah Khan:
#     
#      - ftrace and safesetid test fixes from Masami Hiramatsu
#     
#      - Kunit fixes from Brendan Higgins, Iurii Zaikin, and Heidi Fahim
#     
#      - Kselftest framework fixes from SeongJae Park and Michael Ellerman
#     
#     * tag 'linux-kselftest-5.5-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest:
#       kselftest: Support old perl versions
#       kselftest/runner: Print new line in print of timeout log
#       selftests: Fix dangling documentation references to kselftest_module.sh
#       Documentation: kunit: add documentation for kunit_tool
#       Documentation: kunit: fix typos and gramatical errors
#       kunit: testing kunit: Bug fix in test_run_timeout function
#       fs/ext4/inode-test: Fix inode test on 32 bit platforms.
#       selftests: safesetid: Fix Makefile to set correct test program
#       selftests: safesetid: Check the return value of setuid/setgid
#       selftests: safesetid: Move link library to LDLIBS
#       selftests/ftrace: Fix multiple kprobe testcase
#       selftests/ftrace: Do not to use absolute debugfs path
#       selftests/ftrace: Fix ftrace test cases to check unsupported
#       selftests/ftrace: Fix to check the existence of set_ftrace_filter
# < /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 6afa873170a612b2b9e392c19c523ed8aae6fbc9
# < make -s -j 8 ARCH=powerpc O=/kisskb/build/linus_ppc64le_defconfig+NO_KVM_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  ppc64le_defconfig
# Added to kconfig CONFIG_KVM_BOOK3S_64=n
# Added to kconfig CONFIG_KVM=n
# yes \n | make -s -j 8 ARCH=powerpc O=/kisskb/build/linus_ppc64le_defconfig+NO_KVM_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  oldconfig
yes: standard output: Broken pipe
# make -s -j 8 ARCH=powerpc O=/kisskb/build/linus_ppc64le_defconfig+NO_KVM_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
WARNING: vmlinux.o(.text+0x31d4): 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+0x33c8): 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.

WARNING: 2 bad relocations
c000000001616f50 R_PPC64_ADDR64    _binary__btf_vmlinux_bin_start
c000000001616f58 R_PPC64_ADDR64    _binary__btf_vmlinux_bin_end
Completed OK
# rm -rf /kisskb/build/linus_ppc64le_defconfig+NO_KVM_ppc64le-gcc5
# Build took: 0:04:24.454624