# git rev-parse -q --verify ab6e1f378f546b0caa616ac0fcc730725cc2d222^{commit}
ab6e1f378f546b0caa616ac0fcc730725cc2d222
already have revision, skipping fetch
# git checkout -q -f -B kisskb ab6e1f378f546b0caa616ac0fcc730725cc2d222
# git clean -qxdf
# < git log -1
# commit ab6e1f378f546b0caa616ac0fcc730725cc2d222
# Merge: 35c55685fc80 3941552aec1e
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sat Nov 10 08:58:48 2018 -0600
# 
#     Merge tag 'for-linus-4.20a-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
#     
#     Pull xen fixes from Juergen Gross:
#      "Several fixes, mostly for rather recent regressions when running under
#       Xen"
#     
#     * tag 'for-linus-4.20a-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
#       xen: remove size limit of privcmd-buf mapping interface
#       xen: fix xen_qlock_wait()
#       x86/xen: fix pv boot
#       xen-blkfront: fix kernel panic with negotiate_mq error path
#       xen/grant-table: Fix incorrect gnttab_dma_free_pages() pr_debug message
#       CONFIG_XEN_PV breaks xen_create_contiguous_region on ARM
# < /opt/cross/kisskb/br-xtensa-full-2016.08-613-ge98b4dd/bin/xtensa-linux-gcc --version
# < git log --format=%s --max-count=1 ab6e1f378f546b0caa616ac0fcc730725cc2d222
# < 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-  
<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: 0:00:24.708736