# git rev-parse -q --verify d90fe2acd9b2900790da01354dbca48dba37c20d^{commit}
d90fe2acd9b2900790da01354dbca48dba37c20d
already have revision, skipping fetch
# git checkout -q -f -B kisskb d90fe2acd9b2900790da01354dbca48dba37c20d
# git clean -qxdf
# < git log -1
# commit d90fe2acd9b2900790da01354dbca48dba37c20d
# Author: Christophe Leroy <christophe.leroy@c-s.fr>
# Date:   Fri Sep 28 15:39:20 2018 +0000
# 
#     powerpc: Wire up memtest
#     
#     Add call to early_memtest() so that kernel compiled with
#     CONFIG_MEMTEST really perform memtest at startup when requested
#     via 'memtest' boot parameter.
#     
#     Tested-by: Daniel Axtens <dja@axtens.net>
#     Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
#     Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < git log --format=%s --max-count=1 d90fe2acd9b2900790da01354dbca48dba37c20d
# < make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_40x_makalu_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  40x/makalu_defconfig
# make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_40x_makalu_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
/kisskb/src/arch/powerpc/kernel/head_40x.S: Assembler messages:
/kisskb/src/arch/powerpc/kernel/head_40x.S:883: Warning: invalid register expression
Completed OK
# rm -rf /kisskb/build/powerpc-next_40x_makalu_defconfig_powerpc-gcc5
# Build took: 0:00:15.666474