# git rev-parse -q --verify 18b7fd1c93e5204355ddbf2608a097d64df81b88^{commit}
18b7fd1c93e5204355ddbf2608a097d64df81b88
already have revision, skipping fetch
# git checkout -q -f -B kisskb 18b7fd1c93e5204355ddbf2608a097d64df81b88
# git clean -qxdf
# < git log -1
# commit 18b7fd1c93e5204355ddbf2608a097d64df81b88
# Merge: 4802310 df6f280
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sat Apr 14 08:50:50 2018 -0700
# 
#     Merge branch 'akpm' (patches from Andrew)
#     
#     Merge yet more updates from Andrew Morton:
#     
#      - various hotfixes
#     
#      - kexec_file updates and feature work
#     
#     * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (27 commits)
#       kernel/kexec_file.c: move purgatories sha256 to common code
#       kernel/kexec_file.c: allow archs to set purgatory load address
#       kernel/kexec_file.c: remove mis-use of sh_offset field during purgatory load
#       kernel/kexec_file.c: remove unneeded variables in kexec_purgatory_setup_sechdrs
#       kernel/kexec_file.c: remove unneeded for-loop in kexec_purgatory_setup_sechdrs
#       kernel/kexec_file.c: split up __kexec_load_puragory
#       kernel/kexec_file.c: use read-only sections in arch_kexec_apply_relocations*
#       kernel/kexec_file.c: search symbols in read-only kexec_purgatory
#       kernel/kexec_file.c: make purgatory_info->ehdr const
#       kernel/kexec_file.c: remove checks in kexec_purgatory_load
#       include/linux/kexec.h: silence compile warnings
#       kexec_file, x86: move re-factored code to generic side
#       x86: kexec_file: clean up prepare_elf64_headers()
#       x86: kexec_file: lift CRASH_MAX_RANGES limit on crash_mem buffer
#       x86: kexec_file: remove X86_64 dependency from prepare_elf64_headers()
#       x86: kexec_file: purge system-ram walking from prepare_elf64_headers()
#       kexec_file,x86,powerpc: factor out kexec_file_ops functions
#       kexec_file: make use of purgatory optional
#       proc: revalidate misc dentries
#       mm, slab: reschedule cache_reap() on the same CPU
#       ...
# < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-gcc --version
# < git log --format=%s --max-count=1 18b7fd1c93e5204355ddbf2608a097d64df81b88
# < make -s -j 80 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
# yes \n | make -s -j 80 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 oldconfig
yes: standard output: Broken pipe
yes: write error
# make -s -j 80 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/skas/process.c: In function 'start_idle_thread':
/kisskb/src/arch/um/os-Linux/skas/process.c:613:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^
/kisskb/src/security/apparmor/policy_unpack.c: In function 'unpack_trans_table':
/kisskb/src/security/apparmor/policy_unpack.c:515:9: warning: 'pos' may be used uninitialized in this function [-Wmaybe-uninitialized]
      str[pos] = ':';
         ^
/kisskb/src/kernel/cgroup/cgroup-v1.c: In function 'cgroup1_mount':
/kisskb/src/kernel/cgroup/cgroup-v1.c:1268:3: warning: 'root' may be used uninitialized in this function [-Wmaybe-uninitialized]
   percpu_ref_reinit(&root->cgrp.self.refcnt);
   ^
/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=]
 }
 ^
  LINK linux
Completed OK
# rm -rf /kisskb/build/linus_um-allmodconfig_um-x86_64
# Build took: 0:05:12.820907