While building selftests landlock following warnings / errors noticed on the Linux next with clang-17 toolchain.

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

Build errors: ------------ timens/timerfd timerfd.c:64:7: error: absolute value function 'abs' given an argument of type 'long long' but has parameter of type 'int' which may cause truncation of value [-Werror,-Wabsolute-value] 64 | if (abs(elapsed - 3600) > 60) { | ^ timerfd.c:64:7: note: use function 'llabs' instead 64 | if (abs(elapsed - 3600) > 60) { | ^~~ | llabs 1 error generated. make[4]: Leaving directory 'selftests/timens'

Links: - https://storage.tuxsuite.com/public/linaro/lkft/builds/2U69ue7AaypfY7eRU4UUy...

Steps to reproduce: tuxmake --runtime podman --target-arch arm64 --toolchain clang-17 --kconfig https://storage.tuxsuite.com/public/linaro/lkft/builds/2U69ue7AaypfY7eRU4UUy... LLVM=1 LLVM_IAS=1 dtbs dtbs-legacy headers kernel kselftest modules

-- Linaro LKFT https://lkft.linaro.org