# git rev-parse -q --verify 1d51b4b1d3f2db0d6d144175e31a84e472fbd99a^{commit}
1d51b4b1d3f2db0d6d144175e31a84e472fbd99a
already have revision, skipping fetch
# git checkout -q -f -B kisskb 1d51b4b1d3f2db0d6d144175e31a84e472fbd99a
# git clean -qxdf
# < git log -1
# commit 1d51b4b1d3f2db0d6d144175e31a84e472fbd99a
# Merge: c0f3ece4657f bed1369f5190
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Thu Dec 20 07:35:16 2018 -0800
# 
#     Merge tag 'm68k-for-v4.20-tag2' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k
#     
#     Pull m68k fix from Geert Uytterhoeven:
#      "Fix memblock-related crashes"
#     
#     * tag 'm68k-for-v4.20-tag2' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k:
#       m68k: Fix memblock-related crashes
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-gcc --version
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-ld --version
# < git log --format=%s --max-count=1 1d51b4b1d3f2db0d6d144175e31a84e472fbd99a
# < make -s -j 120 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 120 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: 0:00:09.956446