# git rev-parse -q --verify d6dd6431591b2af8580cd2b57f501352222edb4f^{commit}
d6dd6431591b2af8580cd2b57f501352222edb4f
already have revision, skipping fetch
# git checkout -q -f -B kisskb d6dd6431591b2af8580cd2b57f501352222edb4f
# git clean -qxdf
# < git log -1
# commit d6dd6431591b2af8580cd2b57f501352222edb4f
# Merge: ec0c967 4c0d7cd
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Aug 12 11:21:17 2018 -0700
# 
#     Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
#     
#     Pull vfs fixes from Al Viro:
#      "A bunch of race fixes, mostly around lazy pathwalk.
#     
#       All of it is -stable fodder, a large part going back to 2013"
#     
#     * 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
#       make sure that __dentry_kill() always invalidates d_seq, unhashed or not
#       fix __legitimize_mnt()/mntput() race
#       fix mntput/mntput race
#       root dentries need RCU-delayed freeing
# < /opt/cross/kisskb/br-xtensa-full-2016.08-613-ge98b4dd/bin/xtensa-linux-gcc --version
# < git log --format=%s --max-count=1 d6dd6431591b2af8580cd2b57f501352222edb4f
# < make -s -j 80 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 80 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: 0:00:30.571322