# git rev-parse -q --verify c0ad257a19f48c56f2ee2e623a78251aa8664279^{commit}
# git fetch -q -n -f git://gitlab.ozlabs.ibm.com/mirror/linux-stable.git linux-4.20.y
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 c0ad257a19f48c56f2ee2e623a78251aa8664279^{commit}
c0ad257a19f48c56f2ee2e623a78251aa8664279
# git checkout -q -f -B kisskb c0ad257a19f48c56f2ee2e623a78251aa8664279
# git clean -qxdf
# < git log -1
# commit c0ad257a19f48c56f2ee2e623a78251aa8664279
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Tue Mar 19 13:11:56 2019 +0100
# 
#     Linux 4.20.17
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/ia64-linux/bin/ia64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/ia64-linux/bin/ia64-linux-ld --version
# < git log --format=%s --max-count=1 c0ad257a19f48c56f2ee2e623a78251aa8664279
# < make -s -j 48 ARCH=ia64 O=/kisskb/build/stable-4.20_ia64-defconfig_ia64-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/ia64-linux/bin/ia64-linux-  defconfig
# make -s -j 48 ARCH=ia64 O=/kisskb/build/stable-4.20_ia64-defconfig_ia64-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/ia64-linux/bin/ia64-linux-  
<stdin>:1185:2: warning: #warning syscall perf_event_open not implemented [-Wcpp]
<stdin>:1239:2: warning: #warning syscall seccomp not implemented [-Wcpp]
<stdin>:1317:2: warning: #warning syscall pkey_mprotect not implemented [-Wcpp]
<stdin>:1320:2: warning: #warning syscall pkey_alloc not implemented [-Wcpp]
<stdin>:1323:2: warning: #warning syscall pkey_free not implemented [-Wcpp]
<stdin>:1326:2: warning: #warning syscall statx not implemented [-Wcpp]
<stdin>:1332:2: warning: #warning syscall io_pgetevents not implemented [-Wcpp]
<stdin>:1335:2: warning: #warning syscall rseq not implemented [-Wcpp]
/kisskb/src/kernel/fork.c:770:13: warning: 'task_struct_whitelist' defined but not used [-Wunused-function]
 static void task_struct_whitelist(unsigned long *offset, unsigned long *size)
             ^
No errors detected in 21352 functions.
  Kernel: vmlinux.gz is ready
Completed OK
# rm -rf /kisskb/build/stable-4.20_ia64-defconfig_ia64-gcc4.9
# Build took: 0:04:34.848276