# git rev-parse -q --verify d4fce2e20ffed59eb5db7780fcbbb0a21decef74^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
# git rev-parse -q --verify d4fce2e20ffed59eb5db7780fcbbb0a21decef74^{commit}
d4fce2e20ffed59eb5db7780fcbbb0a21decef74
# 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/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-ld --version
# < git log --format=%s --max-count=1 d4fce2e20ffed59eb5db7780fcbbb0a21decef74
# < make -s -j 24 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  randconfig
KCONFIG_SEED=0x66BBF27
# Added to kconfig CONFIG_STANDALONE=y
# Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y
# Added to kconfig CONFIG_CC_STACKPROTECTOR_STRONG=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
# < make -s -j 24 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  help
# make -s -j 24 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  olddefconfig
.config:6246:warning: override: reassigning to symbol PREVENT_FIRMWARE_BUILD
# make -s -j 24 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  
/kisskb/src/lib/crypto/chacha.c: In function 'chacha_permute':
/kisskb/src/lib/crypto/chacha.c:64:1: warning: the frame size of 3376 bytes is larger than 2048 bytes [-Wframe-larger-than=]
 }
 ^
kernel/bpf/core.o: warning: objtool: ___bpf_prog_run()+0x51f4: call without frame pointer save/setup
/kisskb/src/drivers/gpu/drm/radeon/radeon_object.c: In function 'radeon_bo_create':
/kisskb/src/drivers/gpu/drm/radeon/radeon_object.c:243:2: warning: #warning Please enable CONFIG_MTRR and CONFIG_X86_PAT for better performance thanks to write-combining [-Wcpp]
 #warning Please enable CONFIG_MTRR and CONFIG_X86_PAT for better performance \
  ^~~~~~~
Completed OK
# rm -rf /kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8
# Build took: 0:13:45.157504