# git rev-parse -q --verify a83f87c1d2a93a8fd2413ce8f410b69848db0fd5^{commit}
a83f87c1d2a93a8fd2413ce8f410b69848db0fd5
already have revision, skipping fetch
# git checkout -q -f -B kisskb a83f87c1d2a93a8fd2413ce8f410b69848db0fd5
# git clean -qxdf
# < git log -1
# commit a83f87c1d2a93a8fd2413ce8f410b69848db0fd5
# Merge: 328c6333ba3d b57e99b4b8b0
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Sun Sep 23 08:33:28 2018 +0200
# 
#     Merge tag 'for-linus-20180922' of git://git.kernel.dk/linux-block
#     
#     Jens writes:
#       "Just a single fix in this pull request, fixing a regression in
#       /proc/diskstats caused by the unification of timestamps."
#     
#     * tag 'for-linus-20180922' of git://git.kernel.dk/linux-block:
#       block: use nanosecond resolution for iostat
# < /opt/cross/kisskb/br-xtensa-full-2016.08-613-ge98b4dd/bin/xtensa-linux-gcc --version
# < git log --format=%s --max-count=1 a83f87c1d2a93a8fd2413ce8f410b69848db0fd5
# < make -s -j 40 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 40 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: 0:00:14.587855