# git rev-parse -q --verify 511fdb78442229ac11057b4a55c3f03c253c062f^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
warning: The last gc run reported the following. Please correct the root cause
and remove .git/gc.log.
Automatic cleanup will not be performed until the file is removed.

warning: There are too many unreachable loose objects; run 'git prune' to remove them.

# git rev-parse -q --verify 511fdb78442229ac11057b4a55c3f03c253c062f^{commit}
511fdb78442229ac11057b4a55c3f03c253c062f
# git checkout -q -f -B kisskb 511fdb78442229ac11057b4a55c3f03c253c062f
# git clean -qxdf
# < git log -1
# commit 511fdb78442229ac11057b4a55c3f03c253c062f
# Merge: 4d6245ce8c8b 4fc265a9c9b2
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Tue Jan 28 13:06:05 2020 -0800
# 
#     Merge branch 'x86-mtrr-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
#     
#     Pull x86 mtrr updates from Ingo Molnar:
#      "Two changes: restrict /proc/mtrr to CAP_SYS_ADMIN, plus a cleanup"
#     
#     * 'x86-mtrr-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
#       x86/mtrr: Require CAP_SYS_ADMIN for all access
#       x86/mtrr: Get rid of mtrr_seq_show() forward declaration
# < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-gcc --version
# < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-ld --version
# < git log --format=%s --max-count=1 511fdb78442229ac11057b4a55c3f03c253c062f
# < make -s -j 32 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  randconfig
KCONFIG_SEED=0x4AB8E6BC
# Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y
# yes \n | make -s -j 32 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  oldconfig
yes: standard output: Broken pipe
# make -s -j 32 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  
/kisskb/src/arch/arm64/kernel/kaslr.c: In function 'kaslr_early_init':
/kisskb/src/arch/arm64/kernel/kaslr.c:127:6: error: implicit declaration of function '__early_cpu_has_rndr' [-Werror=implicit-function-declaration]
  if (__early_cpu_has_rndr()) {
      ^
/kisskb/src/arch/arm64/kernel/kaslr.c:130:7: error: implicit declaration of function '__arm64_rndr' [-Werror=implicit-function-declaration]
   if (__arm64_rndr(&raw))
       ^
cc1: some warnings being treated as errors
make[3]: *** [/kisskb/src/scripts/Makefile.build:265: arch/arm64/kernel/kaslr.o] Error 1
make[3]: *** Waiting for unfinished jobs....
make[2]: *** [/kisskb/src/scripts/Makefile.build:503: arch/arm64/kernel] Error 2
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [/kisskb/src/Makefile:1693: arch/arm64] Error 2
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:179: sub-make] Error 2
Command 'make -s -j 32 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4
# Build took: 0:01:41.723835