# git rev-parse -q --verify e4e453434a199cdfa1e1e5cc723d8736f522354a^{commit}
e4e453434a199cdfa1e1e5cc723d8736f522354a
already have revision, skipping fetch
# git checkout -q -f -B kisskb e4e453434a199cdfa1e1e5cc723d8736f522354a
# git clean -qxdf
# < git log -1
# commit e4e453434a199cdfa1e1e5cc723d8736f522354a
# Merge: 960f0716d80f 36524112aba3
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Jun 13 12:41:47 2021 -0700
# 
#     Merge tag 'perf-tools-fixes-for-v5.13-2021-06-13' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux
#     
#     Pull perf tools fixes from Arnaldo Carvalho de Melo:
#     
#      - Correct buffer copying when peeking events
#     
#      - Sync cpufeatures/disabled-features.h header with the kernel sources
#     
#     * tag 'perf-tools-fixes-for-v5.13-2021-06-13' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux:
#       tools headers cpufeatures: Sync with the kernel sources
#       perf session: Correct buffer copying when peeking events
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-ld --version
# < git log --format=%s --max-count=1 e4e453434a199cdfa1e1e5cc723d8736f522354a
# < make -s -j 48 ARCH=arm O=/kisskb/build/linus_efm32_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  efm32_defconfig
***
*** Can't find default configuration "arch/arm/configs/efm32_defconfig"!
***
make[2]: *** [/kisskb/src/scripts/kconfig/Makefile:94: efm32_defconfig] Error 1
make[1]: *** [/kisskb/src/Makefile:614: efm32_defconfig] Error 2
make: *** [Makefile:215: __sub-make] Error 2
Command 'make -s -j 48 ARCH=arm O=/kisskb/build/linus_efm32_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  efm32_defconfig' returned non-zero exit status 2
# rm -rf /kisskb/build/linus_efm32_defconfig_arm-gcc4.9
# Build took: 0:00:01.703340