# git rev-parse -q --verify d21b7e6b985c15ff75e8668b0282ec5104391901^{commit}
d21b7e6b985c15ff75e8668b0282ec5104391901
already have revision, skipping fetch
# git checkout -q -f -B kisskb d21b7e6b985c15ff75e8668b0282ec5104391901
# git clean -qxdf
# < git log -1
# commit d21b7e6b985c15ff75e8668b0282ec5104391901
# Author: Masahiro Yamada <masahiroy@kernel.org>
# Date:   Sun Dec 1 16:08:46 2019 +0900
# 
#     MAINTAINERS: update Kbuild/Kconfig maintainer's email address
#     
#     Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-gcc --version
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-ld --version
# < git log --format=%s --max-count=1 d21b7e6b985c15ff75e8668b0282ec5104391901
# < make -s -j 8 ARCH=x86_64 O=/kisskb/build/kbuild_x86_64-allnoconfig_x86_64-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-  allnoconfig
# make -s -j 8 ARCH=x86_64 O=/kisskb/build/kbuild_x86_64-allnoconfig_x86_64-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-  
/kisskb/src/tools/objtool
/kisskb/src/arch/x86/kernel/apic/io_apic.c: In function 'mp_map_pin_to_irq':
/kisskb/src/arch/x86/kernel/apic/io_apic.c:1037:6: warning: 'irq' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl':
/kisskb/src/kernel/printk/printk.c:204:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/arch/x86/kernel/e820.c: In function 'e820__setup_pci_gap':
/kisskb/src/arch/x86/kernel/e820.c:664:16: warning: 'gapstart' may be used uninitialized in this function [-Wuninitialized]
Completed OK
# rm -rf /kisskb/build/kbuild_x86_64-allnoconfig_x86_64-gcc4.6
# Build took: 0:00:33.425459