# git rev-parse -q --verify a38523185b40fd85d2afe5b5fbfb0952f7153e96^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
error: The last gc run reported the following. Please correct the root cause
and remove .git/gc.log.
Automatic cleanup will not be performed until the file is removed.

warning: There are too many unreachable loose objects; run 'git prune' to remove them.

# git rev-parse -q --verify a38523185b40fd85d2afe5b5fbfb0952f7153e96^{commit}
a38523185b40fd85d2afe5b5fbfb0952f7153e96
# git checkout -q -f -B kisskb a38523185b40fd85d2afe5b5fbfb0952f7153e96
# git clean -qxdf
# < git log -1
# commit a38523185b40fd85d2afe5b5fbfb0952f7153e96
# Merge: 846e8dd47c26 41c9b1be335b
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Tue Sep 25 21:37:41 2018 +0200
# 
#     erge tag 'libnvdimm-fixes-4.19-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm
#     
#     Dan writes:
#       "libnvdimm/dax for 4.19-rc6
#     
#       * (2) fixes for the dax error handling updates that were merged for
#       v4.19-rc1. My mails to Al have been bouncing recently, so I do not have
#       his ack but the uaccess change is of the trivial / obviously correct
#       variety. The address_space_operations fixes a regression.
#     
#       * A filesystem-dax fix to correct the zero page lookup to be compatible
#        with non-x86 (mips and s390) architectures."
#     
#     * tag 'libnvdimm-fixes-4.19-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm:
#       device-dax: Add missing address_space_operations
#       uaccess: Fix is_source param for check_copy_size() in copy_to_iter_mcsafe()
#       filesystem-dax: Fix use of zero page
# < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-gcc --version
# < git log --format=%s --max-count=1 a38523185b40fd85d2afe5b5fbfb0952f7153e96
# < make -s -j 10 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  randconfig
KCONFIG_SEED=0x75BB04C6
# Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y
# yes \n | make -s -j 10 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  oldconfig
yes: standard output: Broken pipe
# make -s -j 10 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  
arch/arm64/Makefile:27: ld does not support --fix-cortex-a53-843419; kernel may be susceptible to erratum
arch/arm64/Makefile:40: LSE atomics not supported by binutils
arch/arm64/Makefile:27: ld does not support --fix-cortex-a53-843419; kernel may be susceptible to erratum
arch/arm64/Makefile:40: LSE atomics not supported by binutils
/kisskb/src/scripts/unifdef.c: In function 'Mpass':
/kisskb/src/scripts/unifdef.c:453:28: warning: 'strncpy' output truncated before terminating nul copying 4 bytes from a string of the same length [-Wstringop-truncation]
 static void Mpass (void) { strncpy(keyword, "if  ", 4); Pelif(); }
                            ^~~~~~~~~~~~~~~~~~~~~~~~~~~
Completed OK
# rm -rf /kisskb/build/linus-rand_arm64-randconfig_arm64
# Build took: 0:03:00.954537