# git gc
# git rev-parse -q --verify ba31f97d43be41ca99ab72a6131d7c226306865f^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
# git rev-parse -q --verify ba31f97d43be41ca99ab72a6131d7c226306865f^{commit}
ba31f97d43be41ca99ab72a6131d7c226306865f
# git checkout -q -f -B kisskb ba31f97d43be41ca99ab72a6131d7c226306865f
# git clean -qxdf
# < git log -1
# commit ba31f97d43be41ca99ab72a6131d7c226306865f
# Merge: a7a4f1c0c845 88ca2521bd5b
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sat Aug 14 06:31:22 2021 -1000
# 
#     Merge tag 'for-linus-5.14-rc6-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
#     
#     Pull xen fixes from Juergen Gross:
#      "A small cleanup patch and a fix of a rare race in the Xen evtchn
#       driver"
#     
#     * tag 'for-linus-5.14-rc6-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
#       xen/events: Fix race in set_evtchn_to_irq
#       xen/events: remove redundant initialization of variable irq
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-ld --version
# < git log --format=%s --max-count=1 ba31f97d43be41ca99ab72a6131d7c226306865f
# < make -s -j 120 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  randconfig
# Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y
# < make -s -j 120 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  help
# make -s -j 120 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  olddefconfig
# make -s -j 120 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  
/kisskb/src/kernel/trace/trace_osnoise.c: In function 'start_kthread':
/kisskb/src/kernel/trace/trace_osnoise.c:1461:8: warning: 'main' is usually a function [-Wmain]
  void *main = osnoise_main;
        ^~~~
/kisskb/src/fs/ntfs/aops.c: In function 'ntfs_write_mst_block':
/kisskb/src/fs/ntfs/aops.c:1311:1: warning: the frame size of 2240 bytes is larger than 2048 bytes [-Wframe-larger-than=]
 }
 ^
Completed OK
# rm -rf /kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8
# Build took: 0:07:14.445452