# git rev-parse -q --verify a9bd3a91d6e49ebd2d7d8ace91d4cc339c382a31^{commit}
a9bd3a91d6e49ebd2d7d8ace91d4cc339c382a31
already have revision, skipping fetch
# git checkout -q -f -B kisskb a9bd3a91d6e49ebd2d7d8ace91d4cc339c382a31
# git clean -qxdf
# < git log -1
# commit a9bd3a91d6e49ebd2d7d8ace91d4cc339c382a31
# Merge: d58b814ffb1a 2cb5383b30d4
# Author: Ingo Molnar <mingo@kernel.org>
# Date:   Thu Aug 20 06:40:31 2020 +0200
# 
#     Merge branch 'perf/core'
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version
# < git log --format=%s --max-count=1 a9bd3a91d6e49ebd2d7d8ace91d4cc339c382a31
# < make -s -j 24 ARCH=powerpc O=/kisskb/build/tip_pmac32_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  pmac32_defconfig
# < make -s -j 24 ARCH=powerpc O=/kisskb/build/tip_pmac32_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 24 ARCH=powerpc O=/kisskb/build/tip_pmac32_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
# make -s -j 24 ARCH=powerpc O=/kisskb/build/tip_pmac32_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  
/kisskb/src/block/genhd.c: In function 'diskstats_show':
/kisskb/src/block/genhd.c:1667:1: warning: the frame size of 1160 bytes is larger than 1024 bytes [-Wframe-larger-than=]
 }
 ^
INFO: Uncompressed kernel (size 0x915344) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0xa00000)
Completed OK
# rm -rf /kisskb/build/tip_pmac32_defconfig_powerpc-gcc4.9
# Build took: 0:01:35.735449