# git rev-parse -q --verify b72f711a4efadfaa8a16f9cb708bfe1ce6125906^{commit}
b72f711a4efadfaa8a16f9cb708bfe1ce6125906
already have revision, skipping fetch
# git checkout -q -f -B kisskb b72f711a4efadfaa8a16f9cb708bfe1ce6125906
# git clean -qxdf
# < git log -1
# commit b72f711a4efadfaa8a16f9cb708bfe1ce6125906
# Merge: 7e40b56c776f 3a4d0c2172bc
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Thu Dec 6 16:45:36 2018 -0800
# 
#     Merge branch 'spectre' of git://git.armlinux.org.uk/~rmk/linux-arm
#     
#     Pull ARM spectre fix from Russell King:
#      "Exynos folk noticed that CPU hotplug wasn't working with their kernel
#       configuration, and have tested this as fixing the problem"
#     
#     * 'spectre' of git://git.armlinux.org.uk/~rmk/linux-arm:
#       ARM: ensure that processor vtables is not lost after boot
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-gcc --version
# < git log --format=%s --max-count=1 b72f711a4efadfaa8a16f9cb708bfe1ce6125906
# < make -s -j 8 ARCH=s390 O=/kisskb/build/linus_s390-allnoconfig_s390x CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-  allnoconfig
# make -s -j 8 ARCH=s390 O=/kisskb/build/linus_s390-allnoconfig_s390x CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-  
/kisskb/src/arch/s390/mm/pgtable.c:413:15: warning: 'pmd_alloc_map' defined but not used [-Wunused-function]
/kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl':
/kisskb/src/kernel/printk/printk.c:186:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/arch/s390/kernel/machine_kexec.c:145:22: warning: 'do_start_kdump' defined but not used [-Wunused-function]
Completed OK
# rm -rf /kisskb/build/linus_s390-allnoconfig_s390x
# Build took: 0:00:20.742719