# git rev-parse -q --verify a581387e415bbb0085e7e67906c8f4a99746590e^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
# git rev-parse -q --verify a581387e415bbb0085e7e67906c8f4a99746590e^{commit}
a581387e415bbb0085e7e67906c8f4a99746590e
# git checkout -q -f -B kisskb a581387e415bbb0085e7e67906c8f4a99746590e
# git clean -qxdf
# < git log -1
# commit a581387e415bbb0085e7e67906c8f4a99746590e
# Merge: d33db702745b 309fc03a3284
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Fri Jul 10 09:57:57 2020 -0700
# 
#     Merge tag 'io_uring-5.8-2020-07-10' of git://git.kernel.dk/linux-block
#     
#     Pull io_uring fixes from Jens Axboe:
#     
#      - Fix memleak for error path in registered files (Yang)
#     
#      - Export CQ overflow state in flags, necessary to fix a case where
#        liburing doesn't know if it needs to enter the kernel (Xiaoguang)
#     
#      - Fix for a regression in when user memory is accounted freed, causing
#        issues with back-to-back ring exit + init if the ulimit -l setting is
#        very tight.
#     
#     * tag 'io_uring-5.8-2020-07-10' of git://git.kernel.dk/linux-block:
#       io_uring: account user memory freed when exit has been queued
#       io_uring: fix memleak in io_sqe_files_register()
#       io_uring: fix memleak in __io_sqe_files_update()
#       io_uring: export cq overflow status to userspace
# < /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 a581387e415bbb0085e7e67906c8f4a99746590e
# < 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=0xABEB2F5C
# Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y
# < 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-  help
# 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-  olddefconfig
.config:5003:warning: override: reassigning to symbol PREVENT_FIRMWARE_BUILD
# 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:26: ld does not support --fix-cortex-a53-843419; kernel may be susceptible to erratum
arch/arm64/Makefile:26: ld does not support --fix-cortex-a53-843419; kernel may be susceptible to erratum
/kisskb/src/drivers/mailbox/imx-mailbox.c:601:12: warning: 'imx_mu_suspend_noirq' defined but not used [-Wunused-function]
 static int imx_mu_suspend_noirq(struct device *dev)
            ^
/kisskb/src/drivers/mailbox/imx-mailbox.c:611:12: warning: 'imx_mu_resume_noirq' defined but not used [-Wunused-function]
 static int imx_mu_resume_noirq(struct device *dev)
            ^
/kisskb/src/drivers/memory/tegra/tegra186.c:1573:12: warning: 'tegra186_mc_suspend' defined but not used [-Wunused-function]
 static int tegra186_mc_suspend(struct device *dev)
            ^
/kisskb/src/drivers/memory/tegra/tegra186.c:1578:12: warning: 'tegra186_mc_resume' defined but not used [-Wunused-function]
 static int tegra186_mc_resume(struct device *dev)
            ^
/kisskb/src/drivers/gpu/drm/rockchip/cdn-dp-core.c:1123:12: warning: 'cdn_dp_resume' defined but not used [-Wunused-function]
 static int cdn_dp_resume(struct device *dev)
            ^
Completed OK
# rm -rf /kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4
# Build took: 0:04:03.828573