# git rev-parse -q --verify 705d84a366cfccda1e7aec1113a5399cd2ffee7d^{commit}
705d84a366cfccda1e7aec1113a5399cd2ffee7d
already have revision, skipping fetch
# git checkout -q -f -B kisskb 705d84a366cfccda1e7aec1113a5399cd2ffee7d
# git clean -qxdf
# < git log -1
# commit 705d84a366cfccda1e7aec1113a5399cd2ffee7d
# Merge: 2572da44a511 2e7be9db125a
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Tue Feb 15 09:14:05 2022 -0800
# 
#     Merge tag 'for-5.17-rc4-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux
#     
#     Pull btrfs fixes from David Sterba:
#     
#      - yield CPU more often when defragmenting a large file
#     
#      - skip defragmenting extents already under writeback
#     
#      - improve error message when send fails to write file data
#     
#      - get rid of warning when mounted with 'flushoncommit'
#     
#     * tag 'for-5.17-rc4-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux:
#       btrfs: send: in case of IO error log it
#       btrfs: get rid of warning on transaction commit when using flushoncommit
#       btrfs: defrag: don't try to defrag extents which are under writeback
#       btrfs: don't hold CPU for too long when defragging a file
# < /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 705d84a366cfccda1e7aec1113a5399cd2ffee7d
# < make -s -j 32 ARCH=powerpc O=/kisskb/build/linus_skiroot_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  skiroot_defconfig
# < make -s -j 32 ARCH=powerpc O=/kisskb/build/linus_skiroot_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 32 ARCH=powerpc O=/kisskb/build/linus_skiroot_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
# make -s -j 32 ARCH=powerpc O=/kisskb/build/linus_skiroot_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
/kisskb/src/arch/powerpc/kernel/stacktrace.c: In function 'handle_backtrace_ipi':
/kisskb/src/arch/powerpc/kernel/stacktrace.c:171:2: error: implicit declaration of function 'nmi_cpu_backtrace' [-Werror=implicit-function-declaration]
  nmi_cpu_backtrace(regs);
  ^
/kisskb/src/arch/powerpc/kernel/stacktrace.c: In function 'arch_trigger_cpumask_backtrace':
/kisskb/src/arch/powerpc/kernel/stacktrace.c:226:2: error: implicit declaration of function 'nmi_trigger_cpumask_backtrace' [-Werror=implicit-function-declaration]
  nmi_trigger_cpumask_backtrace(mask, exclude_self, raise_backtrace_ipi);
  ^
cc1: all warnings being treated as errors
make[3]: *** [/kisskb/src/scripts/Makefile.build:288: arch/powerpc/kernel/stacktrace.o] Error 1
make[3]: *** Waiting for unfinished jobs....
make[2]: *** [/kisskb/src/scripts/Makefile.build:550: arch/powerpc/kernel] Error 2
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [/kisskb/src/Makefile:1831: arch/powerpc] Error 2
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:219: __sub-make] Error 2
Command 'make -s -j 32 ARCH=powerpc O=/kisskb/build/linus_skiroot_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/linus_skiroot_defconfig_powerpc-gcc5
# Build took: 0:00:58.089944