# git gc
# git rev-parse -q --verify 8be3a53e18e0e1a98f288f6c7f5e9da3adbe9c49^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
# git rev-parse -q --verify 8be3a53e18e0e1a98f288f6c7f5e9da3adbe9c49^{commit}
8be3a53e18e0e1a98f288f6c7f5e9da3adbe9c49
# git checkout -q -f -B kisskb 8be3a53e18e0e1a98f288f6c7f5e9da3adbe9c49
# git clean -qxdf
# < git log -1
# commit 8be3a53e18e0e1a98f288f6c7f5e9da3adbe9c49
# Merge: fc10807db5ce 3c597282887f
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Wed Jun 24 17:39:30 2020 -0700
# 
#     Merge tag 'erofs-for-5.8-rc3-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs
#     
#     Pull erofs fix from Gao Xiang:
#      "Fix a regression which uses potential uninitialized high 32-bit value
#       unexpectedly recently observed with specific compiler options"
#     
#     * tag 'erofs-for-5.8-rc3-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs:
#       erofs: fix partially uninitialized misuse in z_erofs_onlinepage_fixup
# < /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 8be3a53e18e0e1a98f288f6c7f5e9da3adbe9c49
# < make -s -j 32 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  randconfig
KCONFIG_SEED=0x467EC668
# Added to kconfig CONFIG_STANDALONE=y
# Added to kconfig CONFIG_BUILD_DOCSRC=n
# Added to kconfig CONFIG_MODULE_SIG=n
# Added to kconfig CONFIG_CPU_BIG_ENDIAN=y
# Added to kconfig CONFIG_PPC64=y
# Added to kconfig CONFIG_PPC_DISABLE_WERROR=y
# Added to kconfig CONFIG_SECTION_MISMATCH_WARN_ONLY=y
# Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y
# Added to kconfig CONFIG_CC_STACKPROTECTOR_STRONG=n
# Added to kconfig CONFIG_GCC_PLUGINS=n
# Added to kconfig CONFIG_LD_HEAD_STUB_CATCH=y
# Added to kconfig CONFIG_TRIM_UNUSED_KSYMS=n
# Added to kconfig CONFIG_UBSAN=n
# < make -s -j 32 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 32 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
.config:4986:warning: override: reassigning to symbol STANDALONE
.config:4990:warning: override: reassigning to symbol PPC64
.config:4991:warning: override: reassigning to symbol PPC_DISABLE_WERROR
.config:4998:warning: override: reassigning to symbol UBSAN

WARNING: unmet direct dependencies detected for HOTPLUG_PCI_POWERNV
  Depends on [n]: PCI [=y] && HOTPLUG_PCI [=n] && PPC_POWERNV [=y] && EEH [=y]
  Selected by [y]:
  - OCXL [=y] && PPC_POWERNV [=y] && PCI [=y] && EEH [=y]
# make -s -j 32 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  

WARNING: unmet direct dependencies detected for HOTPLUG_PCI_POWERNV
  Depends on [n]: PCI [=y] && HOTPLUG_PCI [=n] && PPC_POWERNV [=y] && EEH [=y]
  Selected by [y]:
  - OCXL [=y] && PPC_POWERNV [=y] && PCI [=y] && EEH [=y]

WARNING: unmet direct dependencies detected for HOTPLUG_PCI_POWERNV
  Depends on [n]: PCI [=y] && HOTPLUG_PCI [=n] && PPC_POWERNV [=y] && EEH [=y]
  Selected by [y]:
  - OCXL [=y] && PPC_POWERNV [=y] && PCI [=y] && EEH [=y]

WARNING: unmet direct dependencies detected for HOTPLUG_PCI_POWERNV
  Depends on [n]: PCI [=y] && HOTPLUG_PCI [=n] && PPC_POWERNV [=y] && EEH [=y]
  Selected by [y]:
  - OCXL [=y] && PPC_POWERNV [=y] && PCI [=y] && EEH [=y]
/kisskb/src/arch/powerpc/platforms/powernv/pci-ioda.c:1888:13: warning: 'pnv_ioda_setup_bus_dma' defined but not used [-Wunused-function]
 static void pnv_ioda_setup_bus_dma(struct pnv_ioda_pe *pe, struct pci_bus *bus)
             ^
/kisskb/src/arch/powerpc/kernel/eeh.c:1707:12: warning: 'proc_eeh_show' defined but not used [-Wunused-function]
 static int proc_eeh_show(struct seq_file *m, void *v)
            ^
/kisskb/src/fs/jffs2/xattr.c: In function 'jffs2_build_xattr_subsystem':
/kisskb/src/fs/jffs2/xattr.c:887:1: warning: the frame size of 1088 bytes is larger than 1024 bytes [-Wframe-larger-than=]
 }
 ^
/kisskb/src/drivers/macintosh/via-pmu.c:861:12: warning: 'pmu_info_proc_show' defined but not used [-Wunused-function]
 static int pmu_info_proc_show(struct seq_file *m, void *v)
            ^
/kisskb/src/drivers/macintosh/via-pmu.c:872:12: warning: 'pmu_irqstats_proc_show' defined but not used [-Wunused-function]
 static int pmu_irqstats_proc_show(struct seq_file *m, void *v)
            ^
/kisskb/src/drivers/macintosh/via-pmu.c:898:12: warning: 'pmu_battery_proc_show' defined but not used [-Wunused-function]
 static int pmu_battery_proc_show(struct seq_file *m, void *v)
            ^
/kisskb/src/drivers/cpufreq/powernv-cpufreq.c: In function 'powernv_cpufreq_reboot_notifier':
/kisskb/src/drivers/cpufreq/powernv-cpufreq.c:896:1: warning: the frame size of 1184 bytes is larger than 1024 bytes [-Wframe-larger-than=]
 }
 ^
Completed OK
# rm -rf /kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.9
# Build took: 0:11:01.984211