# git rev-parse -q --verify a790195efdddfc013e1ec4a95452863dab4a8fc9^{commit}
a790195efdddfc013e1ec4a95452863dab4a8fc9
already have revision, skipping fetch
# git checkout -q -f -B kisskb a790195efdddfc013e1ec4a95452863dab4a8fc9
# git clean -qxdf
# < git log -1
# commit a790195efdddfc013e1ec4a95452863dab4a8fc9
# Author: Stephen Rothwell <sfr@canb.auug.org.au>
# Date:   Mon Jan 21 16:23:34 2019 +1100
# 
#     Add linux-next specific files for 20190121
#     
#     Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
# < /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 a790195efdddfc013e1ec4a95452863dab4a8fc9
# < make -s -j 10 ARCH=powerpc O=/kisskb/build/linux-next_pseries_le_defconfig_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  pseries_le_defconfig
# make -s -j 10 ARCH=powerpc O=/kisskb/build/linux-next_pseries_le_defconfig_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
<stdin>:1379:2: warning: #warning syscall pidfd_send_signal 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/linux-next_pseries_le_defconfig_ppc64le-gcc5
# Build took: 0:02:59.570232