# git rev-parse -q --verify a4d0a0910e693dafd83311994e12a0a8a0846694^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/stable linux-4.9.y
error: 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 a4d0a0910e693dafd83311994e12a0a8a0846694^{commit}
a4d0a0910e693dafd83311994e12a0a8a0846694
# git checkout -q -f -B kisskb a4d0a0910e693dafd83311994e12a0a8a0846694
# git clean -qxdf
# < git log -1
# commit a4d0a0910e693dafd83311994e12a0a8a0846694
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Thu Jan 31 08:12:37 2019 +0100
# 
#     Linux 4.9.154
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/ia64-linux/bin/ia64-linux-gcc --version
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/ia64-linux/bin/ia64-linux-ld --version
# < git log --format=%s --max-count=1 a4d0a0910e693dafd83311994e12a0a8a0846694
# < make -s -j 48 ARCH=ia64 O=/kisskb/build/stable-4.9_ia64-defconfig_ia64 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/ia64-linux/bin/ia64-linux-  defconfig
# make -s -j 48 ARCH=ia64 O=/kisskb/build/stable-4.9_ia64-defconfig_ia64 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/ia64-linux/bin/ia64-linux-  
<stdin>:1184:2: warning: #warning syscall perf_event_open not implemented [-Wcpp]
<stdin>:1238:2: warning: #warning syscall seccomp not implemented [-Wcpp]
<stdin>:1316:2: warning: #warning syscall pkey_mprotect not implemented [-Wcpp]
<stdin>:1319:2: warning: #warning syscall pkey_alloc not implemented [-Wcpp]
<stdin>:1322:2: warning: #warning syscall pkey_free not implemented [-Wcpp]
/kisskb/src/mm/page_alloc.c: In function 'free_pcppages_bulk':
/kisskb/src/mm/page_alloc.c:888:31: warning: 'buddy' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/mm/page_alloc.c:813:15: note: 'buddy' was declared here
/kisskb/src/mm/page_alloc.c: In function '__free_pages_ok':
/kisskb/src/mm/page_alloc.c:888:31: warning: 'buddy' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/mm/page_alloc.c:813:15: note: 'buddy' was declared here
/kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl':
/kisskb/src/kernel/printk/printk.c:183:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/kernel/cgroup.c: In function 'cgroup_mount':
/kisskb/src/kernel/cgroup.c:2251:23: warning: 'root' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/fs/nfsd/nfs4xdr.c: In function 'nfsd4_encode_components_esc':
/kisskb/src/fs/nfsd/nfs4xdr.c:1984:9: warning: 'str' may be used uninitialized in this function [-Wuninitialized]
No errors detected in 19913 functions.
  Kernel: vmlinux.gz is ready
Completed OK
# rm -rf /kisskb/build/stable-4.9_ia64-defconfig_ia64
# Build took: 0:02:12.213532