# git rev-parse -q --verify e5828d02118dd8d4afb23b4244cc453c58aa3304^{commit}
e5828d02118dd8d4afb23b4244cc453c58aa3304
already have revision, skipping fetch
# git checkout -q -f -B kisskb e5828d02118dd8d4afb23b4244cc453c58aa3304
# git clean -qxdf
# < git log -1
# commit e5828d02118dd8d4afb23b4244cc453c58aa3304
# Author: Benjamin Herrenschmidt <benh@kernel.crashing.org>
# Date:   Thu May 31 14:33:43 2018 +1000
# 
#     powerpc/prom_init: Remove support for OPAL v2
#     
#     We removed support for running under any OPAL version
#     earlier than v3 in 2015 (they never saw the light of day
#     anyway), but we kept some leftovers of this support in
#     prom_init.c, so let's take it out.
#     
#     Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
#     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 e5828d02118dd8d4afb23b4244cc453c58aa3304
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_ep8248e_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  ep8248e_defconfig
# make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_ep8248e_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_32.S: Assembler messages:
/kisskb/src/arch/powerpc/kernel/head_32.S:990: Warning: invalid register expression
INFO: Uncompressed kernel (size 0x4e30a0) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0x500000)
Completed OK
# rm -rf /kisskb/build/powerpc-next_ep8248e_defconfig_powerpc-gcc5
# Build took: 0:00:43.719013