INFO: setup Package: sys-process/rtirq-20240220:0 Repository: gentoo Maintainer: alexander@tsoy.me proxy-maint@gentoo.org USE: abi_x86_64 amd64 elibc_glibc kernel_linux FEATURES: preserve-libs sandbox userpriv usersandbox Determining the location of the kernel source code Found kernel source directory: /usr/src/linux Found sources for kernel version: 6.8.7-gentoo-dist INFO: install Final size of build directory: 84 KiB Final size of installed tree: 28 KiB WARN: postinst To use rtirq, you need one of the following kernel configurations: - PREEMPT_RT config option enabled (e.g. with sys-kernel/rt-sources); - IRQ_FORCED_THREADING config option enabled and 'threadirqs' option added to the kernel cmdline.