# git gc
# git rev-parse -q --verify 9cb1fd0efd195590b828b9b865421ad345a4a145^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
# git rev-parse -q --verify 9cb1fd0efd195590b828b9b865421ad345a4a145^{commit}
9cb1fd0efd195590b828b9b865421ad345a4a145
# git checkout -q -f -B kisskb 9cb1fd0efd195590b828b9b865421ad345a4a145
# git clean -qxdf
# < git log -1
# commit 9cb1fd0efd195590b828b9b865421ad345a4a145
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun May 24 15:32:54 2020 -0700
# 
#     Linux 5.7-rc7
# < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-gcc --version
# < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-ld --version
# < git log --format=%s --max-count=1 9cb1fd0efd195590b828b9b865421ad345a4a145
# < make -s -j 8 ARCH=um O=/kisskb/build/linus_um-allyesconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 allyesconfig
# Added to kconfig CONFIG_STANDALONE=y
# Added to kconfig CONFIG_KCOV=n
# Added to kconfig CONFIG_GCC_PLUGINS=n
# Added to kconfig CONFIG_GCC_PLUGIN_CYC_COMPLEXITY=n
# Added to kconfig CONFIG_GCC_PLUGIN_SANCOV=n
# Added to kconfig CONFIG_GCC_PLUGIN_LATENT_ENTROPY=n
# Added to kconfig CONFIG_GCC_PLUGIN_STRUCTLEAK=n
# Added to kconfig CONFIG_GCC_PLUGIN_RANDSTRUCT=n
# Added to kconfig CONFIG_UML_NET=n
# Added to kconfig CONFIG_UML_NET_ETHERTAP=n
# Added to kconfig CONFIG_UML_NET_TUNTAP=n
# Added to kconfig CONFIG_UML_NET_SLIP=n
# Added to kconfig CONFIG_UML_NET_DAEMON=n
# Added to kconfig CONFIG_UML_NET_VDE=n
# Added to kconfig CONFIG_UML_NET_MCAST=n
# Added to kconfig CONFIG_UML_NET_PCAP=n
# Added to kconfig CONFIG_UML_NET_SLIRP=n
# Added to kconfig CONFIG_GCOV_KERNEL=n
# Added to kconfig CONFIG_DEBUG_INFO_BTF=n
# < make -s -j 8 ARCH=um O=/kisskb/build/linus_um-allyesconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 help
# make -s -j 8 ARCH=um O=/kisskb/build/linus_um-allyesconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 olddefconfig
.config:4243:warning: override: reassigning to symbol UML_NET_ETHERTAP
.config:4245:warning: override: reassigning to symbol UML_NET_SLIP
.config:4248:warning: override: reassigning to symbol UML_NET_MCAST
.config:4250:warning: override: reassigning to symbol UML_NET_SLIRP
# make -s -j 8 ARCH=um O=/kisskb/build/linus_um-allyesconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 
/kisskb/src/arch/um/os-Linux/signal.c: In function 'sig_handler_common':
/kisskb/src/arch/um/os-Linux/signal.c:51:1: warning: the frame size of 2976 bytes is larger than 2048 bytes [-Wframe-larger-than=]
 }
 ^
/kisskb/src/arch/um/os-Linux/signal.c: In function 'timer_real_alarm_handler':
/kisskb/src/arch/um/os-Linux/signal.c:95:1: warning: the frame size of 2960 bytes is larger than 2048 bytes [-Wframe-larger-than=]
 }
 ^
/kisskb/src/lib/lz4/lz4hc_compress.c: In function 'LZ4HC_compress_generic':
/kisskb/src/lib/lz4/lz4hc_compress.c:579:1: warning: the frame size of 2144 bytes is larger than 2048 bytes [-Wframe-larger-than=]
 }
 ^
drivers/net/ethernet/xilinx/ll_temac_main.o: In function `temac_probe':
/kisskb/src/drivers/net/ethernet/xilinx/ll_temac_main.c:1411: undefined reference to `devm_ioremap'
/kisskb/src/drivers/net/ethernet/xilinx/ll_temac_main.c:1479: undefined reference to `devm_of_iomap'
drivers/net/ethernet/xilinx/xilinx_axienet_main.o: In function `axienet_probe':
/kisskb/src/drivers/net/ethernet/xilinx/xilinx_axienet_main.c:1810: undefined reference to `devm_ioremap_resource'
drivers/ptp/ptp_ines.o: In function `ines_ptp_ctrl_probe':
/kisskb/src/drivers/ptp/ptp_ines.c:795: undefined reference to `devm_ioremap_resource'
collect2: error: ld returned 1 exit status
make[1]: *** [/kisskb/src/Makefile:1113: vmlinux] Error 1
make: *** [Makefile:180: sub-make] Error 2
Command 'make -s -j 8 ARCH=um O=/kisskb/build/linus_um-allyesconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 ' returned non-zero exit status 2
# rm -rf /kisskb/build/linus_um-allyesconfig_um-x86_64
# Build took: 0:20:29.739840