# git rev-parse -q --verify b91db6a0b52e019b6bdabea3f1dbe36d85c7e52c^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
# git rev-parse -q --verify b91db6a0b52e019b6bdabea3f1dbe36d85c7e52c^{commit}
b91db6a0b52e019b6bdabea3f1dbe36d85c7e52c
# git checkout -q -f -B kisskb b91db6a0b52e019b6bdabea3f1dbe36d85c7e52c
# git clean -qxdf
# < git log -1
# commit b91db6a0b52e019b6bdabea3f1dbe36d85c7e52c
# Merge: 3b629f8d6dc0 cf30da90bc3a
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Mon Aug 30 19:39:59 2021 -0700
# 
#     Merge tag 'for-5.15/io_uring-vfs-2021-08-30' of git://git.kernel.dk/linux-block
#     
#     Pull io_uring mkdirat/symlinkat/linkat support from Jens Axboe:
#      "This adds io_uring support for mkdirat, symlinkat, and linkat"
#     
#     * tag 'for-5.15/io_uring-vfs-2021-08-30' of git://git.kernel.dk/linux-block:
#       io_uring: add support for IORING_OP_LINKAT
#       io_uring: add support for IORING_OP_SYMLINKAT
#       io_uring: add support for IORING_OP_MKDIRAT
#       namei: update do_*() helpers to return ints
#       namei: make do_linkat() take struct filename
#       namei: add getname_uflags()
#       namei: make do_symlinkat() take struct filename
#       namei: make do_mknodat() take struct filename
#       namei: make do_mkdirat() take struct filename
#       namei: change filename_parentat() calling conventions
#       namei: ignore ERR/NULL names in putname()
# < /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 b91db6a0b52e019b6bdabea3f1dbe36d85c7e52c
# < make -s -j 8 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
# 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 8 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 8 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:4319:warning: override: reassigning to symbol MODULE_SIG
.config:4321:warning: override: reassigning to symbol PPC64
.config:4322:warning: override: reassigning to symbol PPC_DISABLE_WERROR
.config:4323:warning: override: reassigning to symbol SECTION_MISMATCH_WARN_ONLY
.config:4324:warning: override: reassigning to symbol PREVENT_FIRMWARE_BUILD
.config:4328:warning: override: reassigning to symbol TRIM_UNUSED_KSYMS
# make -s -j 8 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-  
/kisskb/src/kernel/trace/trace_osnoise.c: In function 'start_kthread':
/kisskb/src/kernel/trace/trace_osnoise.c:1515:8: warning: 'main' is usually a function [-Wmain]
  void *main = osnoise_main;
        ^
/kisskb/src/block/mq-deadline.c:274:12: warning: 'dd_queued' defined but not used [-Wunused-function]
 static u32 dd_queued(struct deadline_data *dd, enum dd_prio prio)
            ^
/kisskb/src/drivers/clk/xilinx/xlnx_vcu.c: In function 'xvcu_register_clock_provider':
/kisskb/src/drivers/clk/xilinx/xlnx_vcu.c:524:9: warning: missing braces around initializer [-Wmissing-braces]
  struct clk_parent_data parent_data[2] = { 0 };
         ^
/kisskb/src/drivers/clk/xilinx/xlnx_vcu.c:524:9: warning: (near initialization for 'parent_data[0]') [-Wmissing-braces]
/kisskb/src/fs/btrfs/tree-checker.c: In function 'check_root_item':
/kisskb/src/fs/btrfs/tree-checker.c:1071:9: warning: missing braces around initializer [-Wmissing-braces]
  struct btrfs_root_item ri = { 0 };
         ^
/kisskb/src/fs/btrfs/tree-checker.c:1071:9: warning: (near initialization for 'ri.inode') [-Wmissing-braces]
Completed OK
# rm -rf /kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.9
# Build took: 0:07:27.116019