# git rev-parse -q --verify ef1b4a7372962f99d9cb06458bef3372bca58feb^{commit}
ef1b4a7372962f99d9cb06458bef3372bca58feb
already have revision, skipping fetch
# git checkout -q -f -B kisskb ef1b4a7372962f99d9cb06458bef3372bca58feb
# git clean -qxdf
# < git log -1
# commit ef1b4a7372962f99d9cb06458bef3372bca58feb
# Merge: 72203d8 c042f7e
# Author: Ingo Molnar <mingo@kernel.org>
# Date:   Sat Apr 21 09:41:03 2018 +0200
# 
#     Merge branch 'perf/urgent'
# < /opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-gcc --version
# < git log --format=%s --max-count=1 ef1b4a7372962f99d9cb06458bef3372bca58feb
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/tip_powernv_defconfig_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-  powernv_defconfig
# make -s -j 48 ARCH=powerpc O=/kisskb/build/tip_powernv_defconfig_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-  
WARNING: modpost: Found 2 section mismatch(es).
To see full details build your kernel with:
'make CONFIG_DEBUG_SECTION_MISMATCH=y'
Completed OK
# rm -rf /kisskb/build/tip_powernv_defconfig_ppc64le
# Build took: 0:02:24.465626