# git rev-parse -q --verify b21ef3fbf4e8df474b3a9e85ff003722ee73744d^{commit}
b21ef3fbf4e8df474b3a9e85ff003722ee73744d
already have revision, skipping fetch
# git checkout -q -f -B kisskb b21ef3fbf4e8df474b3a9e85ff003722ee73744d
# git clean -qxdf
# < git log -1
# commit b21ef3fbf4e8df474b3a9e85ff003722ee73744d
# Author: Christophe Leroy <christophe.leroy@csgroup.eu>
# Date:   Tue Nov 3 18:07:19 2020 +0000
# 
#     powerpc/vdso: Provide __kernel_clock_gettime64() on vdso32
#     
#     Provides __kernel_clock_gettime64() on vdso32. This is the
#     64 bits version of __kernel_clock_gettime() which is
#     y2038 compliant.
#     
#     Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
#     Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
#     Link: https://lore.kernel.org/r/44a5541c0355b9eedbac712eabe682118b3a508c.1604426550.git.christophe.leroy@csgroup.eu
# < /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 b21ef3fbf4e8df474b3a9e85ff003722ee73744d
# < make -s -j 80 ARCH=powerpc O=/kisskb/build/powerpc-next_85xx_mpc8540_ads_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  85xx/mpc8540_ads_defconfig
# < make -s -j 80 ARCH=powerpc O=/kisskb/build/powerpc-next_85xx_mpc8540_ads_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 80 ARCH=powerpc O=/kisskb/build/powerpc-next_85xx_mpc8540_ads_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
# make -s -j 80 ARCH=powerpc O=/kisskb/build/powerpc-next_85xx_mpc8540_ads_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
cc1: fatal error: opening output file arch/powerpc/boot/dts/fsl/.mpc8540ads.dtb.dts.tmp: No such file or directory
compilation terminated.
make[2]: *** [scripts/Makefile.lib:326: arch/powerpc/boot/dts/fsl/mpc8540ads.dtb] Error 1
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [arch/powerpc/Makefile:294: zImage] Error 2
make: *** [Makefile:185: __sub-make] Error 2
Command 'make -s -j 80 ARCH=powerpc O=/kisskb/build/powerpc-next_85xx_mpc8540_ads_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/powerpc-next_85xx_mpc8540_ads_defconfig_powerpc-gcc5
# Build took: 0:00:47.194998