Regression found on s390 gcc-11 built with defconfig Following build warnings / errors reported on linux next 20211028.

metadata: git_describe: next-20211028 git_repo: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next git_short_log: 503f375baa99 ("Add linux-next specific files for 20211028") target_arch: s390 toolchain: gcc-11

build error : -------------- <stdin>:1559:2: warning: #warning syscall futex_waitv not implemented [-Wcpp] In file included from arch/s390/pci/pci_insn.c:12: arch/s390/include/asm/facility.h: In function '__stfle': arch/s390/include/asm/facility.h:98:22: error: implicit declaration of function 'min_t' [-Werror=implicit-function-declaration] 98 | nr = min_t(unsigned long, (nr + 1) * 8, size * 8); | ^~~~~ arch/s390/include/asm/facility.h:98:28: error: expected expression before 'unsigned' 98 | nr = min_t(unsigned long, (nr + 1) * 8, size * 8); | ^~~~~~~~ cc1: some warnings being treated as errors

Reported-by: Linux Kernel Functional Testing lkft@linaro.org

build link: ----------- https://builds.tuxbuild.com/208R0Wv3siu0646e0z4lUYcUQD3/build.log

build config: ------------- https://builds.tuxbuild.com/208R0Wv3siu0646e0z4lUYcUQD3/config

# To install tuxmake on your system globally # sudo pip3 install -U tuxmake tuxmake --runtime podman --target-arch s390 --toolchain gcc-11 --kconfig defconfig

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