# git rev-parse -q --verify d4fce2e20ffed59eb5db7780fcbbb0a21decef74^{commit}
d4fce2e20ffed59eb5db7780fcbbb0a21decef74
already have revision, skipping fetch
# git checkout -q -f -B kisskb d4fce2e20ffed59eb5db7780fcbbb0a21decef74
# git clean -qxdf
# < git log -1
# commit d4fce2e20ffed59eb5db7780fcbbb0a21decef74
# Merge: db23baa28eb1 3701cb59d892
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Fri Oct 2 10:37:08 2020 -0700
# 
#     Merge branch 'work.epoll' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
#     
#     Pull epoll fixes from Al Viro:
#      "Several race fixes in epoll"
#     
#     * 'work.epoll' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
#       ep_create_wakeup_source(): dentry name can change under you...
#       epoll: EPOLL_CTL_ADD: close the race in decision to take fast path
#       epoll: replace ->visited/visited_list with generation count
#       epoll: do not insert into poll queues until all sanity checks are done
# < /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 d4fce2e20ffed59eb5db7780fcbbb0a21decef74
# < make -s -j 24 ARCH=um O=/kisskb/build/linus_um-allmodconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 allmodconfig
# 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 24 ARCH=um O=/kisskb/build/linus_um-allmodconfig_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 24 ARCH=um O=/kisskb/build/linus_um-allmodconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 olddefconfig
.config:4320:warning: override: reassigning to symbol UML_NET_ETHERTAP
.config:4322:warning: override: reassigning to symbol UML_NET_SLIP
.config:4325:warning: override: reassigning to symbol UML_NET_MCAST
.config:4327:warning: override: reassigning to symbol UML_NET_SLIRP
# make -s -j 24 ARCH=um O=/kisskb/build/linus_um-allmodconfig_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/drivers/gpio/gpiolib-cdev.c: In function 'lineevent_get_size':
/kisskb/src/drivers/gpio/gpiolib-cdev.c:430:6: error: implicit declaration of function 'in_ia32_syscall' [-Werror=implicit-function-declaration]
  if (in_ia32_syscall()) {
      ^
/kisskb/src/drivers/gpio/gpiolib-cdev.c:432:4: error: unknown type name 'compat_u64'
    compat_u64 timestamp;
    ^
cc1: some warnings being treated as errors
make[3]: *** [/kisskb/src/scripts/Makefile.build:283: drivers/gpio/gpiolib-cdev.o] Error 1
make[3]: *** Waiting for unfinished jobs....
make[2]: *** [/kisskb/src/scripts/Makefile.build:500: drivers/gpio] Error 2
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [/kisskb/src/Makefile:1784: drivers] Error 2
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:185: __sub-make] Error 2
Command 'make -s -j 24 ARCH=um O=/kisskb/build/linus_um-allmodconfig_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-allmodconfig_um-x86_64
# Build took: 0:05:16.239355