# git rev-parse -q --verify 7f7917ae4d306a72ef9f6265028d8d203702f0b8^{commit}
7f7917ae4d306a72ef9f6265028d8d203702f0b8
already have revision, skipping fetch
# git checkout -q -f -B kisskb 7f7917ae4d306a72ef9f6265028d8d203702f0b8
# git clean -qxdf
# < git log -1
# commit 7f7917ae4d306a72ef9f6265028d8d203702f0b8
# Author: Michael Ellerman <mpe@ellerman.id.au>
# Date:   Sun Jul 26 10:34:19 2020 +1000
# 
#     selftests/powerpc: Skip vmx/vsx tests on older CPUs
#     
#     These tests use VSX or newer VMX instructions, so need to be skipped
#     on older CPUs to avoid SIGILL'ing.
#     
#     Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
#     Link: https://lore.kernel.org/r/20200726003419.2040332-1-mpe@ellerman.id.au
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version
# < git log --format=%s --max-count=1 7f7917ae4d306a72ef9f6265028d8d203702f0b8
# < 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-  help
# 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-  olddefconfig
# 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:1095: Warning: invalid register expression
INFO: Uncompressed kernel (size 0x54db80) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0x600000)
Completed OK
# rm -rf /kisskb/build/powerpc-next_ep8248e_defconfig_powerpc-gcc5
# Build took: 0:01:02.252021