# git rev-parse -q --verify dc0337999d87a5e749ef1ac0bcc1a06d2a3f9ec0^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
# git rev-parse -q --verify dc0337999d87a5e749ef1ac0bcc1a06d2a3f9ec0^{commit}
dc0337999d87a5e749ef1ac0bcc1a06d2a3f9ec0
# git checkout -q -f -B kisskb dc0337999d87a5e749ef1ac0bcc1a06d2a3f9ec0
# git clean -qxdf
# < git log -1
# commit dc0337999d87a5e749ef1ac0bcc1a06d2a3f9ec0
# Merge: c73891c922f5 4ab4fcfce5b5
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Thu Mar 18 12:37:05 2021 -0700
# 
#     Merge tag 'vfio-v5.12-rc4' of git://github.com/awilliam/linux-vfio
#     
#     Pull VFIO fixes from Alex Williamson:
#     
#      - Fix 32-bit issue with new unmap-all flag (Steve Sistare)
#     
#      - Various Kconfig changes for better coverage (Jason Gunthorpe)
#     
#      - Fix to batch pinning support (Daniel Jordan)
#     
#     * tag 'vfio-v5.12-rc4' of git://github.com/awilliam/linux-vfio:
#       vfio/type1: fix vaddr_get_pfns() return in vfio_pin_page_external()
#       vfio: Depend on MMU
#       ARM: amba: Allow some ARM_AMBA users to compile with COMPILE_TEST
#       vfio-platform: Add COMPILE_TEST to VFIO_PLATFORM
#       vfio: IOMMU_API should be selected
#       vfio/type1: fix unmap all on ILP32
# < /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 dc0337999d87a5e749ef1ac0bcc1a06d2a3f9ec0
# < make -s -j 24 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
KCONFIG_SEED=0x8F2A3714
# Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y
# < make -s -j 24 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 24 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 24 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-  
Completed OK
# rm -rf /kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8
# Build took: 0:06:51.141852