# git rev-parse -q --verify 2fee036af043fa07ab19cbe8a7350fc685bd8be1^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
error: 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 2fee036af043fa07ab19cbe8a7350fc685bd8be1^{commit}
2fee036af043fa07ab19cbe8a7350fc685bd8be1
# git checkout -q -f -B kisskb 2fee036af043fa07ab19cbe8a7350fc685bd8be1
# git clean -qxdf
# < git log -1
# commit 2fee036af043fa07ab19cbe8a7350fc685bd8be1
# Merge: 8d33316d5205 582a32e70882
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Feb 17 09:22:01 2019 -0800
# 
#     Merge branch 'efi-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
#     
#     Pull EFI fixes from Ingo Molnar:
#      "This tree reverts a GICv3 commit (which was broken) and fixes it in
#       another way, by adding a memblock build-time entries quirk for ARM64"
#     
#     * 'efi-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
#       efi/arm: Revert "Defer persistent reservations until after paging_init()"
#       arm64, mm, efi: Account for GICv3 LPI tables in static memblock reserve table
# < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-gcc --version
# < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-ld --version
# < git log --format=%s --max-count=1 2fee036af043fa07ab19cbe8a7350fc685bd8be1
# < make -s -j 80 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  randconfig
KCONFIG_SEED=0x7BE54399
# Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y
# yes \n | make -s -j 80 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  oldconfig
yes: standard output: Broken pipe
# make -s -j 80 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  
arch/arm64/Makefile:27: ld does not support --fix-cortex-a53-843419; kernel may be susceptible to erratum
arch/arm64/Makefile:40: LSE atomics not supported by binutils
arch/arm64/Makefile:27: ld does not support --fix-cortex-a53-843419; kernel may be susceptible to erratum
arch/arm64/Makefile:40: LSE atomics not supported by binutils
In file included from /kisskb/src/include/asm-generic/bug.h:18:0,
                 from /kisskb/src/arch/arm64/include/asm/bug.h:37,
                 from /kisskb/src/include/linux/bug.h:5,
                 from /kisskb/src/include/linux/mmdebug.h:5,
                 from /kisskb/src/include/linux/mm.h:9,
                 from /kisskb/src/drivers/dma/imx-dma.c:14:
/kisskb/src/drivers/dma/imx-dma.c: In function 'imxdma_sg_next':
/kisskb/src/include/linux/kernel.h:846:29: warning: comparison of distinct pointer types lacks a cast
   (!!(sizeof((typeof(x) *)1 == (typeof(y) *)1)))
                             ^
/kisskb/src/include/linux/kernel.h:860:4: note: in expansion of macro '__typecheck'
   (__typecheck(x, y) && __no_side_effects(x, y))
    ^
/kisskb/src/include/linux/kernel.h:870:24: note: in expansion of macro '__safe_cmp'
  __builtin_choose_expr(__safe_cmp(x, y), \
                        ^
/kisskb/src/include/linux/kernel.h:879:19: note: in expansion of macro '__careful_cmp'
 #define min(x, y) __careful_cmp(x, y, <)
                   ^
/kisskb/src/drivers/dma/imx-dma.c:288:8: note: in expansion of macro 'min'
  now = min(d->len, sg_dma_len(sg));
        ^
/kisskb/src/crypto/serpent_generic.c: In function '__serpent_setkey':
/kisskb/src/crypto/serpent_generic.c:441:1: warning: the frame size of 2704 bytes is larger than 2048 bytes [-Wframe-larger-than=]
 }
 ^
Completed OK
# rm -rf /kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4
# Build took: 0:03:34.299928