# git rev-parse -q --verify 6e764bcd1cf72a2846c0e53d3975a09b242c04c9^{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 6e764bcd1cf72a2846c0e53d3975a09b242c04c9^{commit}
6e764bcd1cf72a2846c0e53d3975a09b242c04c9
# git checkout -q -f -B kisskb 6e764bcd1cf72a2846c0e53d3975a09b242c04c9
# git clean -qxdf
# < git log -1
# commit 6e764bcd1cf72a2846c0e53d3975a09b242c04c9
# Merge: d5ae8d7f85b7 cc4f596cf85e
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Tue Aug 24 09:55:50 2021 -0700
# 
#     Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma
#     
#     Pull rdma fixes from Jason Gunthorpe:
#      "Several small fixes, the first three are significant:
#     
#        - mlx5 crash unloading drivers with a rare HW config
#     
#        - missing userspace reporting for the new dmabuf objects
#     
#        - random rxe failure due to missing memory zeroing
#     
#        - static checker/etc reports: missing spin lock init, null pointer
#          deref on error, extra unlock on error path, memory allocation under
#          spinlock, missing IRQ vector cleanup
#     
#        - kconfig typo in the new irdma driver"
#     
#     * tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma:
#       RDMA/rxe: Zero out index member of struct rxe_queue
#       RDMA/efa: Free IRQ vectors on error flow
#       RDMA/rxe: Fix memory allocation while in a spin lock
#       RDMA/bnxt_re: Remove unpaired rtnl unlock in bnxt_re_dev_init()
#       IB/hfi1: Fix possible null-pointer dereference in _extend_sdma_tx_descs()
#       RDMA/irdma: Use correct kconfig symbol for AUXILIARY_BUS
#       RDMA/bnxt_re: Add missing spin lock initialization
#       RDMA/uverbs: Track dmabuf memory regions
#       RDMA/mlx5: Fix crash when unbind multiport slave
# < /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 6e764bcd1cf72a2846c0e53d3975a09b242c04c9
# < make -s -j 48 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 48 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 48 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 48 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:1515:8: warning: 'main' is usually a function [-Wmain]
  void *main = osnoise_main;
        ^~~~
Completed OK
# rm -rf /kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8
# Build took: 0:04:38.555664