# git rev-parse -q --verify f4b3974602a5b527b22c3a0dc61ba71190ea2aa5^{commit}
f4b3974602a5b527b22c3a0dc61ba71190ea2aa5
already have revision, skipping fetch
# git checkout -q -f -B kisskb f4b3974602a5b527b22c3a0dc61ba71190ea2aa5
# git clean -qxdf
# < git log -1
# commit f4b3974602a5b527b22c3a0dc61ba71190ea2aa5
# Merge: 1413c361328c 2a1f40adfb54
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Fri Dec 27 11:30:26 2019 -0800
# 
#     Merge tag 'linux-kselftest-5.5-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest
#     
#     Pull Kselftest fixes from Shuah Khan:
#     
#      - rseq build failures fixes related to glibc 2.30 compatibility from
#        Mathieu Desnoyers
#     
#      - Kunit fixes and cleanups from SeongJae Park
#     
#      - Fixes to filesystems/epoll, firmware, and livepatch build failures
#        and skip handling.
#     
#     * tag 'linux-kselftest-5.5-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest:
#       rseq/selftests: Clarify rseq_prepare_unload() helper requirements
#       rseq/selftests: Fix: Namespace gettid() for compatibility with glibc 2.30
#       rseq/selftests: Turn off timeout setting
#       kunit/kunit_tool_test: Test '--build_dir' option run
#       kunit: Rename 'kunitconfig' to '.kunitconfig'
#       kunit: Place 'test.log' under the 'build_dir'
#       kunit: Create default config in '--build_dir'
#       kunit: Remove duplicated defconfig creation
#       docs/kunit/start: Use in-tree 'kunit_defconfig'
#       selftests: livepatch: Fix it to do root uid check and skip
#       selftests: firmware: Fix it to do root uid check and skip
#       selftests: filesystems/epoll: fix build error
# < /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 f4b3974602a5b527b22c3a0dc61ba71190ea2aa5
# < make -s -j 80 ARCH=powerpc O=/kisskb/build/linus_44x_fsp2_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  44x/fsp2_defconfig
# make -s -j 80 ARCH=powerpc O=/kisskb/build/linus_44x_fsp2_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
INFO: Uncompressed kernel (size 0x961444) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0xa00000)
Image Name:   Linux-5.5.0-rc3-gf4b3974602a5
Created:      Sat Dec 28 08:01:09 2019
Image Type:   PowerPC Linux Kernel Image (gzip compressed)
Data Size:    4230346 Bytes = 4131.20 KiB = 4.03 MiB
Load Address: 00000000
Entry Point:  00000000
Completed OK
# rm -rf /kisskb/build/linus_44x_fsp2_defconfig_powerpc-gcc5
# Build took: 0:01:13.339669