# git rev-parse -q --verify 45e885c439e825c19f3a51e46ef8210984bc0a9c^{commit}
45e885c439e825c19f3a51e46ef8210984bc0a9c
already have revision, skipping fetch
# git checkout -q -f -B kisskb 45e885c439e825c19f3a51e46ef8210984bc0a9c
# git clean -qxdf
# < git log -1
# commit 45e885c439e825c19f3a51e46ef8210984bc0a9c
# Merge: ca579827c9a7 d1889589a4f5
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sat Nov 28 10:42:30 2020 -0800
# 
#     Merge tag 'kbuild-fixes-v5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
#     
#     Pull Kbuild fixes from Masahiro Yamada:
#     
#      - Remove unused OBJSIZE variable.
#     
#      - Fix rootless deb-pkg build in a setgid directory.
#     
#     * tag 'kbuild-fixes-v5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
#       builddeb: Fix rootless build in setuid/setgid directory
#       kbuild: remove unused OBJSIZE
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux-ld --version
# < git log --format=%s --max-count=1 45e885c439e825c19f3a51e46ef8210984bc0a9c
# < make -s -j 120 ARCH=s390 O=/kisskb/build/linus_s390-defconfig_s390x-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux-  defconfig
# make -s -j 120 ARCH=s390 O=/kisskb/build/linus_s390-defconfig_s390x-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/s390-linux/bin/s390-linux-  
/kisskb/src/fs/btrfs/tree-checker.c: In function 'check_root_item':
/kisskb/src/fs/btrfs/tree-checker.c:1056:9: warning: missing braces around initializer [-Wmissing-braces]
  struct btrfs_root_item ri = { 0 };
         ^
/kisskb/src/fs/btrfs/tree-checker.c:1056:9: warning: (near initialization for 'ri.inode') [-Wmissing-braces]
Completed OK
# rm -rf /kisskb/build/linus_s390-defconfig_s390x-gcc4.9
# Build took: 0:02:19.102621