# git rev-parse -q --verify 6daa755f813e6aa0bcc97e352666e072b1baac25^{commit}
6daa755f813e6aa0bcc97e352666e072b1baac25
already have revision, skipping fetch
# git checkout -q -f -B kisskb 6daa755f813e6aa0bcc97e352666e072b1baac25
# git clean -qxdf
# < git log -1
# commit 6daa755f813e6aa0bcc97e352666e072b1baac25
# Merge: c6536676c7fe 6f3353c2d2b3
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Tue Apr 27 17:54:15 2021 -0700
# 
#     Merge tag 's390-5.13-1' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
#     
#     Pull s390 updates from Heiko Carstens:
#     
#      - fix buffer size for in-kernel disassembler for ebpf programs.
#     
#      - fix two memory leaks in zcrypt driver.
#     
#      - expose PCI device UID as index, including an indicator if the uid is
#        unique.
#     
#      - remove some oprofile leftovers.
#     
#      - improve stack unwinder tests.
#     
#      - don't use gcc atomic builtins anymore, just like all other
#        architectures. Even though I'm sure the current code is ok, I totally
#        dislike that s390 is the only architecture being special here;
#        especially considering that there was a lengthly discussion about
#        this topic and the outcome was not to use the builtins. Therefore
#        open-code atomic ops again with inline assembly and switch to gcc
#        builtins as soon as other architectures are doing.
#     
#      - couple of other changes to atomic and cmpxchg, and use
#        atomic-instrumented.h for KASAN.
#     
#      - separate zbus creation, registration, and scanning in our PCI code
#        which allows for cleaner and easier handling.
#     
#      - a rather large change to the vfio-ap code to fix circular locking
#        dependencies when updating crypto masks.
#     
#      - move QAOB handling from qdio layer down to drivers.
#     
#      - add CRW inject facility to common I/O layer. This adds debugs files
#        which allow to generate artificial events from user space for testing
#        purposes.
#     
#      - increase SCLP console line length from 80 to 320 characters to avoid
#        odd wrapped lines.
#     
#      - add protected virtualization guest and host indication files, which
#        indicate either that a guest is running in pv mode or if the
#        hypervisor is capable of starting pv guests.
#     
#      - various other small fixes and improvements all over the place.
#     
#     * tag 's390-5.13-1' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: (53 commits)
#       s390/disassembler: increase ebpf disasm buffer size
#       s390/archrandom: add parameter check for s390_arch_random_generate
#       s390/zcrypt: fix zcard and zqueue hot-unplug memleak
#       s390/pci: expose a PCI device's UID as its index
#       s390/atomic,cmpxchg: always inline __xchg/__cmpxchg
#       s390/smp: fix do_restart() prototype
#       s390: get rid of oprofile leftovers
#       s390/atomic,cmpxchg: make constraints work with old compilers
#       s390/test_unwind: print test suite start/end info
#       s390/cmpxchg: use unsigned long values instead of void pointers
#       s390/test_unwind: add WARN if tests failed
#       s390/test_unwind: unify error handling paths
#       s390: update defconfigs
#       s390/spinlock: use R constraint in inline assembly
#       s390/atomic,cmpxchg: switch to use atomic-instrumented.h
#       s390/cmpxchg: get rid of gcc atomic builtins
#       s390/atomic: get rid of gcc atomic builtins
#       s390/atomic: use proper constraints
#       s390/atomic: move remaining inline assemblies to atomic_ops.h
#       s390/bitops: make bitops only work on longs
#       ...
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-ld --version
# < git log --format=%s --max-count=1 6daa755f813e6aa0bcc97e352666e072b1baac25
# < make -s -j 8 ARCH=arm O=/kisskb/build/linus_cerfcube_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  cerfcube_defconfig
# < make -s -j 8 ARCH=arm O=/kisskb/build/linus_cerfcube_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  help
# make -s -j 8 ARCH=arm O=/kisskb/build/linus_cerfcube_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  olddefconfig
# make -s -j 8 ARCH=arm O=/kisskb/build/linus_cerfcube_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  
Completed OK
# rm -rf /kisskb/build/linus_cerfcube_defconfig_arm-gcc4.9
# Build took: 0:01:12.871491