# git rev-parse -q --verify 880584176ed7875117a5ba76cf316cb60f7ad30b^{commit}
880584176ed7875117a5ba76cf316cb60f7ad30b
already have revision, skipping fetch
# git checkout -q -f -B kisskb 880584176ed7875117a5ba76cf316cb60f7ad30b
# git clean -qxdf
# < git log -1
# commit 880584176ed7875117a5ba76cf316cb60f7ad30b
# Merge: c734b42583bc 1c9b357ced0b
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sat Dec 1 11:36:32 2018 -0800
# 
#     Merge tag 'for-linus-20181201' of git://git.kernel.dk/linux-block
#     
#     Pull block layer fixes from Jens Axboe:
#     
#      - Single range elevator discard merge fix, that caused crashes (Ming)
#     
#      - Fix for a regression in O_DIRECT, where we could potentially lose the
#        error value (Maximilian Heyne)
#     
#      - NVMe pull request from Christoph, with little fixes all over the map
#        for NVMe.
#     
#     * tag 'for-linus-20181201' of git://git.kernel.dk/linux-block:
#       block: fix single range discard merge
#       nvme-rdma: fix double freeing of async event data
#       nvme: flush namespace scanning work just before removing namespaces
#       nvme: warn when finding multi-port subsystems without multipathing enabled
#       fs: fix lost error code in dio_complete
#       nvme-pci: fix surprise removal
#       nvme-fc: initialize nvme_req(rq)->ctrl after calling __nvme_fc_init_request()
#       nvme: Free ctrl device name on init failure
# < /opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux-gcc --version
# < git log --format=%s --max-count=1 880584176ed7875117a5ba76cf316cb60f7ad30b
# < make -s -j 80 ARCH=sparc64 O=/kisskb/build/linus_sparc64-defconfig_sparc64 CROSS_COMPILE=/opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux-  defconfig
# make -s -j 80 ARCH=sparc64 O=/kisskb/build/linus_sparc64-defconfig_sparc64 CROSS_COMPILE=/opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux-  
<stdin>:1335:2: warning: #warning syscall rseq not implemented [-Wcpp]
WARNING: EXPORT symbol "_mcount" [vmlinux] version generation failed, symbol will not be versioned.
WARNING: EXPORT symbol "_mcount" [vmlinux] version generation failed, symbol will not be versioned.
  kernel: arch/sparc/boot/image is ready
  kernel: arch/sparc/boot/zImage is ready
Completed OK
# rm -rf /kisskb/build/linus_sparc64-defconfig_sparc64
# Build took: 0:01:11.740624