# git rev-parse -q --verify 661e50bc853209e41a5c14a290ca4decc43cbfd1^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
# git rev-parse -q --verify 661e50bc853209e41a5c14a290ca4decc43cbfd1^{commit}
661e50bc853209e41a5c14a290ca4decc43cbfd1
# git checkout -q -f -B kisskb 661e50bc853209e41a5c14a290ca4decc43cbfd1
# git clean -qxdf
# git log -1
commit 661e50bc853209e41a5c14a290ca4decc43cbfd1
Author: Linus Torvalds <torvalds@linux-foundation.org>
Date:   Sun Mar 4 14:54:11 2018 -0800

    Linux 4.16-rc4
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version
# < git log --format=%s --max-count=1 661e50bc853209e41a5c14a290ca4decc43cbfd1
# < make -s -j 20 ARCH=powerpc O=/kisskb/build/linus_chrp32_defconfig_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  chrp32_defconfig
# make -s -j 20 ARCH=powerpc O=/kisskb/build/linus_chrp32_defconfig_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  
/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/rcu/srcutree.c: In function 'init_srcu_struct_fields':
/kisskb/src/kernel/rcu/srcutree.c:146:32: warning: 'levelspread[<Ucc80>]' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/kernel/rcu/srcutree.c:94:6: note: 'levelspread[<Ucc80>]' was declared here
/kisskb/src/drivers/tty/serial/8250/8250_core.c: In function 'univ8250_release_irq':
/kisskb/src/drivers/tty/serial/8250/8250_core.c:251:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/tty/serial/8250/8250_core.c:231:19: note: 'i' was declared here
Completed OK
# rm -rf /kisskb/build/linus_chrp32_defconfig_powerpc
# Build took: 0:01:16.152962