# git gc
# git rev-parse -q --verify 7eac66d0456fe12a462e5c14c68e97c7460989da^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
# git rev-parse -q --verify 7eac66d0456fe12a462e5c14c68e97c7460989da^{commit}
7eac66d0456fe12a462e5c14c68e97c7460989da
# git checkout -q -f -B kisskb 7eac66d0456fe12a462e5c14c68e97c7460989da
# git clean -qxdf
# < git log -1
# commit 7eac66d0456fe12a462e5c14c68e97c7460989da
# Merge: 33d0f96ffd73 aae7a75a821a
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Wed Aug 19 21:04:35 2020 -0700
# 
#     Merge tag 'vfio-v5.9-rc2' of git://github.com/awilliam/linux-vfio
#     
#     Pull VFIO fixes from Alex Williamson:
#     
#      - Fix lockdep issue reported for recursive read-lock (Alex Williamson)
#     
#      - Fix missing unwind in type1 replay function (Alex Williamson)
#     
#     * tag 'vfio-v5.9-rc2' of git://github.com/awilliam/linux-vfio:
#       vfio/type1: Add proper error unwind for vfio_iommu_replay()
#       vfio-pci: Avoid recursive read-lock usage
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-ld --version
# < git log --format=%s --max-count=1 7eac66d0456fe12a462e5c14c68e97c7460989da
# < make -s -j 24 ARCH=arm O=/kisskb/build/linus_lpd270_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  lpd270_defconfig
# < make -s -j 24 ARCH=arm O=/kisskb/build/linus_lpd270_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  help
# make -s -j 24 ARCH=arm O=/kisskb/build/linus_lpd270_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  olddefconfig
# make -s -j 24 ARCH=arm O=/kisskb/build/linus_lpd270_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  
Completed OK
# rm -rf /kisskb/build/linus_lpd270_defconfig_arm-gcc4.9
# Build took: 0:05:28.125603