# git rev-parse -q --verify 6c90b86a745a446717fdf408c4a8a4631a5e8ee3^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
warning: The last gc run reported the following. Please correct the root cause
and remove .git/gc.log.
Automatic cleanup will not be performed until the file is removed.

warning: There are too many unreachable loose objects; run 'git prune' to remove them.

# git rev-parse -q --verify 6c90b86a745a446717fdf408c4a8a4631a5e8ee3^{commit}
6c90b86a745a446717fdf408c4a8a4631a5e8ee3
# git checkout -q -f -B kisskb 6c90b86a745a446717fdf408c4a8a4631a5e8ee3
# git clean -qxdf
# < git log -1
# commit 6c90b86a745a446717fdf408c4a8a4631a5e8ee3
# Merge: cd607737f3b8 4686392c3236
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Thu Mar 19 12:45:14 2020 -0700
# 
#     Merge tag 'mmc-v5.6-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc
#     
#     Pull MMC fixes from Ulf Hansson:
#     
#      - rtsx_pci: Fix support for some various speed modes
#     
#      - sdhci-of-at91: Fix support for GPIO card detect on SAMA5D2
#     
#      - sdhci-cadence: Fix support for DDR52 speed mode for eMMC on UniPhier
#     
#      - sdhci-acpi: Fix broken WP support on Acer Aspire Switch 10
#     
#      - sdhci-acpi: Workaround FW bug for suspend on Lenovo Miix 320
#     
#     * tag 'mmc-v5.6-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc:
#       mmc: rtsx_pci: Fix support for speed-modes that relies on tuning
#       mmc: sdhci-of-at91: fix cd-gpios for SAMA5D2
#       mmc: sdhci-cadence: set SDHCI_QUIRK2_PRESET_VALUE_BROKEN for UniPhier
#       mmc: sdhci-acpi: Disable write protect detection on Acer Aspire Switch 10 (SW5-012)
#       mmc: sdhci-acpi: Switch signal voltage back to 3.3V on suspend on external microSD on Lenovo Miix 320
# < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-gcc --version
# < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-ld --version
# < git log --format=%s --max-count=1 6c90b86a745a446717fdf408c4a8a4631a5e8ee3
# < make -s -j 48 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-  randconfig
KCONFIG_SEED=0x28284F00
# Added to kconfig CONFIG_STANDALONE=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_GCC_PLUGIN_CYC_COMPLEXITY=n
# Added to kconfig CONFIG_GCC_PLUGIN_SANCOV=n
# Added to kconfig CONFIG_GCC_PLUGIN_LATENT_ENTROPY=n
# < make -s -j 48 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-  help
# make -s -j 48 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-  olddefconfig
.config:5915:warning: override: reassigning to symbol STANDALONE
# make -s -j 48 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-  
You are building kernel with non-retpoline compiler.
Please update your compiler.
make[1]: *** [arch/x86/Makefile:310: checkbin] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:180: sub-make] Error 2
Command 'make -s -j 48 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/linus-rand_x86_64-randconfig_um-x86_64
# Build took: 0:00:14.035031