# git rev-parse -q --verify fd7a6d2b8f1d67df76d0e863f003162b931074a1^{commit}
fd7a6d2b8f1d67df76d0e863f003162b931074a1
already have revision, skipping fetch
# git checkout -q -f -B kisskb fd7a6d2b8f1d67df76d0e863f003162b931074a1
# git clean -qxdf
# < git log -1
# commit fd7a6d2b8f1d67df76d0e863f003162b931074a1
# Merge: c4ff10efe8e4 6cf82d559e1a
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sat Dec 21 10:52:10 2019 -0800
# 
#     Merge branch 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
#     
#     Pull scheduler fixes from Ingo Molnar:
#      "Misc fixes: a (rare) PSI crash fix, a CPU affinity related balancing
#       fix, and a toning down of active migration attempts"
#     
#     * 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
#       sched/cfs: fix spurious active migration
#       sched/fair: Fix find_idlest_group() to handle CPU affinity
#       psi: Fix a division error in psi poll()
#       sched/psi: Fix sampling error and rare div0 crashes with cgroups and high uptime
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-gcc --version
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-ld --version
# < git log --format=%s --max-count=1 fd7a6d2b8f1d67df76d0e863f003162b931074a1
# < make -s -j 24 ARCH=s390 O=/kisskb/build/linus_s390-allnoconfig_s390x CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-  allnoconfig
# make -s -j 24 ARCH=s390 O=/kisskb/build/linus_s390-allnoconfig_s390x CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-  
/kisskb/src/arch/s390/kernel/unwind_bc.c: In function '__unwind_start':
/kisskb/src/arch/s390/kernel/unwind_bc.c:161:12: warning: 'ip' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl':
/kisskb/src/kernel/printk/printk.c:204:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
Completed OK
# rm -rf /kisskb/build/linus_s390-allnoconfig_s390x
# Build took: 0:00:17.488311