# git rev-parse -q --verify da2968ff879b9e74688cdc658f646971991d2c56^{commit}
da2968ff879b9e74688cdc658f646971991d2c56
already have revision, skipping fetch
# git checkout -q -f -B kisskb da2968ff879b9e74688cdc658f646971991d2c56
# git clean -qxdf
# < git log -1
# commit da2968ff879b9e74688cdc658f646971991d2c56
# Merge: d271b51c60eb 7c2308f79fc8
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Thu Aug 20 14:17:03 2020 -0700
# 
#     Merge tag 'pci-v5.9-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci
#     
#     Pull PCI fix from Bjorn Helgaas:
#      "Fix P2PDMA build issue (Christoph Hellwig)"
#     
#     * tag 'pci-v5.9-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci:
#       PCI/P2PDMA: Fix build without DMA ops
# < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-gcc --version
# < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-ld --version
# < git log --format=%s --max-count=1 da2968ff879b9e74688cdc658f646971991d2c56
# < make -s -j 8 ARCH=arm64 O=/kisskb/build/linus_arm64-allnoconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  allnoconfig
# < make -s -j 8 ARCH=arm64 O=/kisskb/build/linus_arm64-allnoconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  help
# make -s -j 8 ARCH=arm64 O=/kisskb/build/linus_arm64-allnoconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  olddefconfig
# make -s -j 8 ARCH=arm64 O=/kisskb/build/linus_arm64-allnoconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  
Completed OK
# rm -rf /kisskb/build/linus_arm64-allnoconfig_arm64-gcc5.4
# Build took: 0:00:30.439180