# git rev-parse -q --verify f335af10482a41ad5d28b4a2b0bee3ea35f771ce^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
# git rev-parse -q --verify f335af10482a41ad5d28b4a2b0bee3ea35f771ce^{commit}
f335af10482a41ad5d28b4a2b0bee3ea35f771ce
# git checkout -q -f -B kisskb f335af10482a41ad5d28b4a2b0bee3ea35f771ce
# git clean -qxdf
# < git log -1
# commit f335af10482a41ad5d28b4a2b0bee3ea35f771ce
# Merge: d017a3167bcb 2bbac98d0930
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Fri Apr 8 18:29:02 2022 -1000
# 
#     Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma
#     
#     Pull rdma fixes from Jason Gunthorpe:
#      "Several bug fixes for old bugs:
#     
#        - Welcome Leon as co-maintainer for RDMA so we are back to having two
#          people
#     
#        - Some corner cases are fixed in mlx5's MR code
#     
#        - Long standing CM bug where a DREQ at the wrong time can result in a
#          long timeout
#     
#        - Missing locking and refcounting in hf1"
#     
#     * tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma:
#       RDMA/hfi1: Fix use-after-free bug for mm struct
#       IB/rdmavt: add lock to call to rvt_error_qp to prevent a race condition
#       IB/cm: Cancel mad on the DREQ event when the state is MRA_REP_RCVD
#       RDMA/mlx5: Add a missing update of cache->last_add
#       RDMA/mlx5: Don't remove cache MRs when a delay is needed
#       MAINTAINERS: Update qib and hfi1 related drivers
#       MAINTAINERS: Add Leon Romanovsky to RDMA maintainers
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-ld --version
# < git log --format=%s --max-count=1 f335af10482a41ad5d28b4a2b0bee3ea35f771ce
# < make -s -j 48 ARCH=x86 O=/kisskb/build/linus_x86_64_defconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  x86_64_defconfig
# < make -s -j 48 ARCH=x86 O=/kisskb/build/linus_x86_64_defconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  help
# make -s -j 48 ARCH=x86 O=/kisskb/build/linus_x86_64_defconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  olddefconfig
# make -s -j 48 ARCH=x86 O=/kisskb/build/linus_x86_64_defconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  
Completed OK
# rm -rf /kisskb/build/linus_x86_64_defconfig_x86_64-gcc8
# Build took: 0:02:35.415385