# git rev-parse -q --verify 5bdd9ad875b6edf213f54ec3986ed9e8640c5cf9^{commit}
5bdd9ad875b6edf213f54ec3986ed9e8640c5cf9
already have revision, skipping fetch
# git checkout -q -f -B kisskb 5bdd9ad875b6edf213f54ec3986ed9e8640c5cf9
# git clean -qxdf
# < git log -1
# commit 5bdd9ad875b6edf213f54ec3986ed9e8640c5cf9
# Merge: f49aa1de9836 4a33d4f17a19
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Mon May 20 17:22:17 2019 -0700
# 
#     Merge tag 'kbuild-fixes-v5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
#     
#     Pull Kbuild fixes from Masahiro Yamada:
#     
#      - remove unused cc-ldoption
#     
#      - do not check the name uniquness of builtin modules to avoid false
#        positives
#     
#     * tag 'kbuild-fixes-v5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
#       kbuild: do not check name uniqueness of builtin modules
#       kbuild: drop support for cc-ldoption
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/s390-linux/bin/s390-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/s390-linux/bin/s390-linux-ld --version
# < git log --format=%s --max-count=1 5bdd9ad875b6edf213f54ec3986ed9e8640c5cf9
# < make -s -j 24 ARCH=s390 O=/kisskb/build/linus_s390-allnoconfig_s390x-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/s390-linux/bin/s390-linux-  allnoconfig
# make -s -j 24 ARCH=s390 O=/kisskb/build/linus_s390-allnoconfig_s390x-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/s390-linux/bin/s390-linux-  
/kisskb/src/arch/s390/kernel/machine_kexec.c:146:22: warning: 'do_start_kdump' defined but not used [-Wunused-function]
 static unsigned long do_start_kdump(unsigned long addr)
                      ^~~~~~~~~~~~~~
Completed OK
# rm -rf /kisskb/build/linus_s390-allnoconfig_s390x-gcc8
# Build took: 0:00:19.226378