# git rev-parse -q --verify a42a7bb6f5362c77f38cdc5e2d05e9fe0c2ade2c^{commit}
a42a7bb6f5362c77f38cdc5e2d05e9fe0c2ade2c
already have revision, skipping fetch
# git checkout -q -f -B kisskb a42a7bb6f5362c77f38cdc5e2d05e9fe0c2ade2c
# git clean -qxdf
# < git log -1
# commit a42a7bb6f5362c77f38cdc5e2d05e9fe0c2ade2c
# Merge: 34d5a4b336e7 92c227554c8e
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Mar 15 13:15:16 2020 -0700
# 
#     Merge tag 'irq-urgent-2020-03-15' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
#     
#     Pull irq fix from Thomas Gleixner:
#      "A single commit to handle an erratum in Cavium ThunderX to prevent
#       access to GIC registers which are broken in the implementation"
#     
#     * tag 'irq-urgent-2020-03-15' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
#       irqchip/gic-v3: Workaround Cavium erratum 38539 when reading GICD_TYPER2
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-ld --version
# < git log --format=%s --max-count=1 a42a7bb6f5362c77f38cdc5e2d05e9fe0c2ade2c
# < make -s -j 48 ARCH=x86 O=/kisskb/build/linus_x86_64_defconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  x86_64_defconfig
# < make -s -j 48 ARCH=x86 O=/kisskb/build/linus_x86_64_defconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  help
# make -s -j 48 ARCH=x86 O=/kisskb/build/linus_x86_64_defconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  olddefconfig
# make -s -j 48 ARCH=x86 O=/kisskb/build/linus_x86_64_defconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  
Completed OK
# rm -rf /kisskb/build/linus_x86_64_defconfig_x86_64-gcc8
# Build took: 0:02:18.377269