# git rev-parse -q --verify 7cdb85df6061d001fffd09c6adfbcf20356615e2^{commit}
7cdb85df6061d001fffd09c6adfbcf20356615e2
already have revision, skipping fetch
# git checkout -q -f -B kisskb 7cdb85df6061d001fffd09c6adfbcf20356615e2
# git clean -qxdf
# < git log -1
# commit 7cdb85df6061d001fffd09c6adfbcf20356615e2
# Merge: 43b815c6a8e7 2cf2aa6a69db
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Oct 6 11:10:15 2019 -0700
# 
#     Merge tag 'dma-mapping-5.4-1' of git://git.infradead.org/users/hch/dma-mapping
#     
#     Pull dma-mapping regression fix from Christoph Hellwig:
#      "Revert an incorret hunk from a patch that caused problems on various
#       arm boards (Andrey Smirnov)"
#     
#     * tag 'dma-mapping-5.4-1' of git://git.infradead.org/users/hch/dma-mapping:
#       dma-mapping: fix false positive warnings in dma_common_free_remap()
# < /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 7cdb85df6061d001fffd09c6adfbcf20356615e2
# < make -s -j 24 ARCH=s390 O=/kisskb/build/linus_s390-defconfig_s390x CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-  defconfig
# make -s -j 24 ARCH=s390 O=/kisskb/build/linus_s390-defconfig_s390x CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-  
cc1: error: unrecognized command line option '-mtune=zEC12'
cc1: error: unrecognized command line option '-mtune=zEC12'
make[2]: *** [/kisskb/src/scripts/Makefile.build:99: scripts/mod/devicetable-offsets.s] Error 1
make[2]: *** Waiting for unfinished jobs....
make[2]: *** [/kisskb/src/scripts/Makefile.build:266: scripts/mod/empty.o] Error 1
make[1]: *** [/kisskb/src/Makefile:1108: prepare0] Error 2
make: *** [Makefile:179: sub-make] Error 2
Command 'make -s -j 24 ARCH=s390 O=/kisskb/build/linus_s390-defconfig_s390x CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/linus_s390-defconfig_s390x
# Build took: 0:00:03.810623