# git rev-parse -q --verify c31496dbacc2b6352750937afc20a8dbe22b27a4^{commit}
c31496dbacc2b6352750937afc20a8dbe22b27a4
already have revision, skipping fetch
# git checkout -q -f -B kisskb c31496dbacc2b6352750937afc20a8dbe22b27a4
# git clean -qxdf
# < git log -1
# commit c31496dbacc2b6352750937afc20a8dbe22b27a4
# Merge: 2da8c42 0ce0bba
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sat Jul 14 12:30:13 2018 -0700
# 
#     Merge tag 'for-linus-4.18-rc5-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
#     
#     Pull xen fixes from Juergen Gross:
#      "Two related fixes for a boot failure of Xen PV guests"
#     
#     * tag 'for-linus-4.18-rc5-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
#       xen: setup pv irq ops vector earlier
#       xen: remove global bit from __default_kernel_pte_mask for pv guests
# < /opt/cross/kisskb/br-xtensa-full-2016.08-613-ge98b4dd/bin/xtensa-linux-gcc --version
# < git log --format=%s --max-count=1 c31496dbacc2b6352750937afc20a8dbe22b27a4
# < make -s -j 48 ARCH=xtensa O=/kisskb/build/linus_xtensa-defconfig_xtensa CROSS_COMPILE=/opt/cross/kisskb/br-xtensa-full-2016.08-613-ge98b4dd/bin/xtensa-linux-  defconfig
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-defconfig_xtensa CROSS_COMPILE=/opt/cross/kisskb/br-xtensa-full-2016.08-613-ge98b4dd/bin/xtensa-linux-  
drivers/staging/mt7621-dts/Kconfig:4:warning: 'BUILTIN_DTB' has wrong type. 'select' only accept arguments of bool and tristate type
<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-defconfig_xtensa
# Build took: 0:00:25.122456