# git rev-parse -q --verify b226c9e1f4cb23bf6fa6c74af361e5136cb5804c^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
warning: 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 b226c9e1f4cb23bf6fa6c74af361e5136cb5804c^{commit}
b226c9e1f4cb23bf6fa6c74af361e5136cb5804c
# git checkout -q -f -B kisskb b226c9e1f4cb23bf6fa6c74af361e5136cb5804c
# git clean -qxdf
# < git log -1
# commit b226c9e1f4cb23bf6fa6c74af361e5136cb5804c
# Merge: 875fef493f21 dcb77e4b274b
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Fri Nov 15 13:02:34 2019 -0800
# 
#     Merge tag 'for-linus-20191115' of git://git.kernel.dk/linux-block
#     
#     Pull block fixes from Jens Axboe:
#      "A few fixes that should make it into this release. This contains:
#     
#        - io_uring:
#             - The timeout command assumes sequence == 0 means that we want
#               one completion, but this kind of overloading is unfortunate as
#               it prevents users from doing a pure time based wait. Since
#               this operation was introduced in this cycle, let's correct it
#               now, while we can. (me)
#             - One-liner to fix an issue with dependent links and fixed
#               buffer reads. The actual IO completed fine, but the link got
#               severed since we stored the wrong expected value. (me)
#             - Add TIMEOUT to list of opcodes that don't need a file. (Pavel)
#     
#        - rsxx missing workqueue destry calls. Old bug. (Chuhong)
#     
#        - Fix blk-iocost active list check (Jiufei)
#     
#        - Fix impossible-to-hit overflow merge condition, that still hit some
#          folks very rarely (Junichi)
#     
#        - Fix bfq hang issue from 5.3. This didn't get marked for stable, but
#          will go into stable post this merge (Paolo)"
#     
#     * tag 'for-linus-20191115' of git://git.kernel.dk/linux-block:
#       rsxx: add missed destroy_workqueue calls in remove
#       iocost: check active_list of all the ancestors in iocg_activate()
#       block, bfq: deschedule empty bfq_queues not referred by any process
#       io_uring: ensure registered buffer import returns the IO length
#       io_uring: Fix getting file for timeout
#       block: check bi_size overflow before merge
#       io_uring: make timeout sequence == 0 mean no sequence
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version
# < git log --format=%s --max-count=1 b226c9e1f4cb23bf6fa6c74af361e5136cb5804c
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  randconfig
KCONFIG_SEED=0x73F5ECF9
# Added to kconfig CONFIG_STANDALONE=y
# Added to kconfig CONFIG_BUILD_DOCSRC=n
# Added to kconfig CONFIG_MODULE_SIG=n
# Added to kconfig CONFIG_CPU_BIG_ENDIAN=y
# Added to kconfig CONFIG_PPC64=y
# Added to kconfig CONFIG_PPC_DISABLE_WERROR=y
# Added to kconfig CONFIG_SECTION_MISMATCH_WARN_ONLY=y
# Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y
# Added to kconfig CONFIG_CC_STACKPROTECTOR_STRONG=n
# Added to kconfig CONFIG_GCC_PLUGINS=n
# Added to kconfig CONFIG_LD_HEAD_STUB_CATCH=y
# Added to kconfig CONFIG_TRIM_UNUSED_KSYMS=n
# Added to kconfig CONFIG_UBSAN=n
# yes \n | make -s -j 48 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  oldconfig
yes: standard output: Broken pipe
# make -s -j 48 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld: warning: orphan section `.gnu.hash' from `linker stubs' being placed in section `.gnu.hash'.
arch/powerpc/platforms/pseries/lpar.o:(.toc+0x0): undefined reference to `mmu_pid_bits'
make[1]: *** [/kisskb/src/Makefile:1077: vmlinux] Error 1
make: *** [Makefile:179: sub-make] Error 2
Command 'make -s -j 48 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc8
# Build took: 0:05:11.239140