# 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/br-xtensa-full-2016.08-613-ge98b4dd/bin/xtensa-linux-gcc --version
# < /opt/cross/kisskb/br-xtensa-full-2016.08-613-ge98b4dd/bin/xtensa-linux-ld --version
# < git log --format=%s --max-count=1 1d51b4b1d3f2db0d6d144175e31a84e472fbd99a
# < make -s -j 48 ARCH=xtensa O=/kisskb/build/linus_xtensa-allnoconfig_xtensa CROSS_COMPILE=/opt/cross/kisskb/br-xtensa-full-2016.08-613-ge98b4dd/bin/xtensa-linux-  allnoconfig
drivers/staging/mt7621-dts/Kconfig:4:warning: 'BUILTIN_DTB' has wrong type. 'select' only accept arguments of bool and tristate type
# make -s -j 48 ARCH=xtensa O=/kisskb/build/linus_xtensa-allnoconfig_xtensa CROSS_COMPILE=/opt/cross/kisskb/br-xtensa-full-2016.08-613-ge98b4dd/bin/xtensa-linux-  
<stdin>:1332:2: warning: #warning syscall io_pgetevents not implemented [-Wcpp]
<stdin>:1335:2: warning: #warning syscall rseq not implemented [-Wcpp]
Completed OK
# rm -rf /kisskb/build/linus_xtensa-allnoconfig_xtensa
# Build took: 0:00:13.081479