# git rev-parse -q --verify 3939f2c8665721eef8315f42d4c57fb1272aacd6^{commit}
3939f2c8665721eef8315f42d4c57fb1272aacd6
already have revision, skipping fetch
# git checkout -q -f -B kisskb 3939f2c8665721eef8315f42d4c57fb1272aacd6
# git clean -qxdf
# < git log -1
# commit 3939f2c8665721eef8315f42d4c57fb1272aacd6
# Merge: a7c88728da3b aa638cfe3e73
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Fri Dec 20 13:36:49 2019 -0800
# 
#     Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
#     
#     Pull arm64 fixes from Catalin Marinas:
#     
#      - Leftover put_cpu() in the perf/smmuv3 error path.
#     
#      - Add Hisilicon TSV110 to spectre-v2 safe list
#     
#     * tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
#       arm64: cpu_errata: Add Hisilicon TSV110 to spectre-v2 safe list
#       perf/smmuv3: Remove the leftover put_cpu() in error path
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-ld --version
# < git log --format=%s --max-count=1 3939f2c8665721eef8315f42d4c57fb1272aacd6
# < make -s -j 48 ARCH=arm64 O=/kisskb/build/linus_arm64-allmodconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  allmodconfig
# make -s -j 48 ARCH=arm64 O=/kisskb/build/linus_arm64-allmodconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  
Completed OK
# rm -rf /kisskb/build/linus_arm64-allmodconfig_arm64-gcc8
# Build took: 0:23:21.548706