# git rev-parse -q --verify c76e02c59e13ae6c22cc091786d16c01bee23a14^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
# git rev-parse -q --verify c76e02c59e13ae6c22cc091786d16c01bee23a14^{commit}
c76e02c59e13ae6c22cc091786d16c01bee23a14
# git checkout -q -f -B kisskb c76e02c59e13ae6c22cc091786d16c01bee23a14
# git clean -qxdf
# < git log -1
# commit c76e02c59e13ae6c22cc091786d16c01bee23a14
# Merge: 91afe604c154 01341fbd0d8d
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Mon Dec 28 11:23:02 2020 -0800
# 
#     Merge branch 'for-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq
#     
#     Pull workqueue update from Tejun Heo:
#      "The same as the cgroup tree - one commit which was scheduled for the
#       5.11 merge window.
#     
#       All the commit does is avoding spurious worker wakeups from workqueue
#       allocation / config change path to help cpuisol use cases"
#     
#     * 'for-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq:
#       workqueue: Kick a worker based on the actual activation of delayed works
# < /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 c76e02c59e13ae6c22cc091786d16c01bee23a14
# < make -s -j 8 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 8 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-  help
# make -s -j 8 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-  olddefconfig
# make -s -j 8 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:1064:9: warning: missing braces around initializer [-Wmissing-braces]
  struct btrfs_root_item ri = { 0 };
         ^
/kisskb/src/fs/btrfs/tree-checker.c:1064:9: warning: (near initialization for 'ri.inode') [-Wmissing-braces]
Completed OK
# rm -rf /kisskb/build/linus_s390-defconfig_s390x-gcc4.9
# Build took: 0:06:22.377316