# git rev-parse -q --verify 18a3c5f7abfdf97f88536d35338ebbee119c355c^{commit}
18a3c5f7abfdf97f88536d35338ebbee119c355c
already have revision, skipping fetch
# git checkout -q -f -B kisskb 18a3c5f7abfdf97f88536d35338ebbee119c355c
# git clean -qxdf
# < git log -1
# commit 18a3c5f7abfdf97f88536d35338ebbee119c355c
# Merge: 90c911ad7445 be286f84e33d
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Thu Apr 22 16:28:18 2021 -0700
# 
#     Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost
#     
#     Pull virtio fixes from Michael Tsirkin:
#      "Very late in the cycle but both risky if left unfixed and more or less
#       obvious.."
#     
#     * tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost:
#       vdpa/mlx5: Set err = -ENOMEM in case dma_map_sg_attrs fails
#       vhost-vdpa: protect concurrent access to vhost device iotlb
# < /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 18a3c5f7abfdf97f88536d35338ebbee119c355c
# < make -s -j 8 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 8 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 8 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 8 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 
  LINK linux
Completed OK
# rm -rf /kisskb/build/linus_um-defconfig_um-x86_64
# Build took: 0:01:09.999949