# git rev-parse -q --verify 94d7dbf108813ea45a91e27e9a8bd231d5a23fa7^{commit}
94d7dbf108813ea45a91e27e9a8bd231d5a23fa7
already have revision, skipping fetch
# git checkout -q -f -B kisskb 94d7dbf108813ea45a91e27e9a8bd231d5a23fa7
# git clean -qxdf
# < git log -1
# commit 94d7dbf108813ea45a91e27e9a8bd231d5a23fa7
# Merge: 008464a 28700a3
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Thu May 10 11:42:01 2018 -0700
# 
#     Merge tag 'for-4.17/dm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm
#     
#     Pull device mapper fixes from Mike Snitzer:
#     
#      - a stable fix for DM integrity to use kvfree
#     
#      - fix for a 4.17-rc1 change to dm-bufio's buffer alignment
#     
#      - fixes for a few sparse warnings
#     
#      - remove VLA usage in DM mirror target
#     
#      - improve DM thinp Documentation for the "read_only" feature
#     
#     * tag 'for-4.17/dm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm:
#       dm thin: update Documentation to clarify when "read_only" is valid
#       dm mirror: remove VLA usage
#       dm: fix some sparse warnings and whitespace in dax methods
#       dm cache background tracker: fix sparse warning
#       dm bufio: fix buffer alignment
#       dm integrity: use kvfree for kvmalloc'd memory
# < /opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-gcc --version
# < git log --format=%s --max-count=1 94d7dbf108813ea45a91e27e9a8bd231d5a23fa7
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/linus_ppc64le_defconfig_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-  ppc64le_defconfig
# make -s -j 48 ARCH=powerpc O=/kisskb/build/linus_ppc64le_defconfig_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-  
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/linus_ppc64le_defconfig_ppc64le
# Build took: 0:02:24.934907