# git rev-parse -q --verify ac72544d72ab0891bfc79645483c80d1e64cd212^{commit}
ac72544d72ab0891bfc79645483c80d1e64cd212
already have revision, skipping fetch
# git checkout -q -f -B kisskb ac72544d72ab0891bfc79645483c80d1e64cd212
# git clean -qxdf
# < git log -1
# commit ac72544d72ab0891bfc79645483c80d1e64cd212
# Merge: c7ddd5d a07771a
# Author: Ingo Molnar <mingo@kernel.org>
# Date:   Thu Jun 7 09:57:28 2018 +0200
# 
#     Merge branch 'x86/urgent'
# < /opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-gcc --version
# < git log --format=%s --max-count=1 ac72544d72ab0891bfc79645483c80d1e64cd212
# < make -s -j 20 ARCH=powerpc O=/kisskb/build/tip_ppc64le_defconfig_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-  ppc64le_defconfig
# make -s -j 20 ARCH=powerpc O=/kisskb/build/tip_ppc64le_defconfig_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-  
<stdin>:1332:2: warning: #warning syscall io_pgetevents not implemented [-Wcpp]
WARNING: modpost: Found 3 section mismatch(es).
To see full details build your kernel with:
'make CONFIG_DEBUG_SECTION_MISMATCH=y'
Completed OK
# rm -rf /kisskb/build/tip_ppc64le_defconfig_ppc64le
# Build took: 0:03:24.172909