# 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-4.9.4-nolibc/alpha-linux/bin/alpha-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/alpha-linux/bin/alpha-linux-ld --version
# < git log --format=%s --max-count=1 b21ef3fbf4e8df474b3a9e85ff003722ee73744d
# < make -s -j 120 ARCH=alpha O=/kisskb/build/powerpc-next_alpha-defconfig_alpha-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/alpha-linux/bin/alpha-linux-  defconfig
# make -s -j 120 ARCH=alpha O=/kisskb/build/powerpc-next_alpha-defconfig_alpha-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/alpha-linux/bin/alpha-linux-  
<stdin>:1511:2: warning: #warning syscall clone3 not implemented [-Wcpp]
WARNING: modpost: "saved_config" [vmlinux] is COMMON symbol
  Kernel arch/alpha/boot/vmlinux.gz is ready
Completed OK
# rm -rf /kisskb/build/powerpc-next_alpha-defconfig_alpha-gcc4.9
# Build took: 0:00:30.200725