# git rev-parse -q --verify 7c698440524117dca7534592db0e7f465ae4d0bb^{commit}
7c698440524117dca7534592db0e7f465ae4d0bb
already have revision, skipping fetch
# git checkout -q -f -B kisskb 7c698440524117dca7534592db0e7f465ae4d0bb
# git clean -qxdf
# < git log -1
# commit 7c698440524117dca7534592db0e7f465ae4d0bb
# Merge: 4f43ade45dc5 142e821f68cf
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sat Jan 14 10:48:15 2023 -0600
# 
#     Merge tag 'iommu-fixes-v6.2-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu
#     
#     Pull iommu fixes from Joerg Roedel:
#     
#      - Core: Fix an iommu-group refcount leak
#     
#      - Fix overflow issue in IOVA alloc path
#     
#      - ARM-SMMU fixes from Will:
#         - Fix VFIO regression on NXP SoCs by reporting IOMMU_CAP_CACHE_COHERENCY
#         - Fix SMMU shutdown paths to avoid device unregistration race
#     
#      - Error handling fix for Mediatek IOMMU driver
#     
#     * tag 'iommu-fixes-v6.2-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu:
#       iommu/mediatek-v1: Fix an error handling path in mtk_iommu_v1_probe()
#       iommu/iova: Fix alloc iova overflows issue
#       iommu: Fix refcount leak in iommu_device_claim_dma_owner
#       iommu/arm-smmu-v3: Don't unregister on shutdown
#       iommu/arm-smmu: Don't unregister on shutdown
#       iommu/arm-smmu: Report IOMMU_CAP_CACHE_COHERENCY even betterer
# < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-gcc --version
# < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-ld --version
# < git log --format=%s --max-count=1 7c698440524117dca7534592db0e7f465ae4d0bb
# < make -s -j 24 ARCH=um O=/kisskb/build/linus_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 defconfig
# < make -s -j 24 ARCH=um O=/kisskb/build/linus_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 help
# make -s -j 24 ARCH=um O=/kisskb/build/linus_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 olddefconfig
# make -s -j 24 ARCH=um O=/kisskb/build/linus_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 
/kisskb/src/arch/um/os-Linux/util.c:17:24: fatal error: sys/random.h: No such file or directory
compilation terminated.
make[3]: *** [/kisskb/src/scripts/Makefile.build:252: arch/um/os-Linux/util.o] Error 1
make[3]: *** Waiting for unfinished jobs....
make[2]: *** [/kisskb/src/scripts/Makefile.build:504: arch/um/os-Linux] Error 2
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [/kisskb/src/Makefile:2008: .] Error 2
make: *** [Makefile:242: __sub-make] Error 2
Command 'make -s -j 24 ARCH=um O=/kisskb/build/linus_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 ' returned non-zero exit status 2
# rm -rf /kisskb/build/linus_um-defconfig_um-x86_64
# Build took: 0:01:00.380116