From 48e5d840399f4884b7acabb42384f16deb9ea3a8 Mon Sep 17 00:00:00 2001 From: V3n3RiX Date: Sun, 4 Nov 2018 15:44:55 +0000 Subject: sys-kernel/linux-{image,sources}-redcore-lts : * version bump to v4.14.75 * adjust MuQSS v0.162 CPU scheduler to linux-hardened and enable it by default * add BFQ-SQ v8r12 I/O scheduler and enable it by default * lower HZ to 100 (recommended value for MuQSS enabled kernels) * disable dynamic ticks (MuQSS itself is a tickless scheduler, so no longer required) --- .../linux-image-redcore-lts-4.14.75.exheres-0 | 200 +++++++++++++++++++++ 1 file changed, 200 insertions(+) create mode 100644 packages/sys-kernel/linux-image-redcore-lts/linux-image-redcore-lts-4.14.75.exheres-0 (limited to 'packages/sys-kernel/linux-image-redcore-lts/linux-image-redcore-lts-4.14.75.exheres-0') diff --git a/packages/sys-kernel/linux-image-redcore-lts/linux-image-redcore-lts-4.14.75.exheres-0 b/packages/sys-kernel/linux-image-redcore-lts/linux-image-redcore-lts-4.14.75.exheres-0 new file mode 100644 index 0000000..f795e28 --- /dev/null +++ b/packages/sys-kernel/linux-image-redcore-lts/linux-image-redcore-lts-4.14.75.exheres-0 @@ -0,0 +1,200 @@ +# Copyright 2018 Redcore Linux Project +# Distributed under the terms of the GNU General Public License v2 + +SUMMARY="Redcore Linux Project LTS Kernel Image" +DESCRIPTION="Redcore Linux Project LTS Kernel Image" +HOMEPAGE="https://redcorelinux.org" + +DOWNLOADS="https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-${PV}.tar.xz" + +LICENCES="GPL-2" +SLOT="${PV}" +PLATFORMS="~amd64" + +EXTRAVERSION="redcore-lts" +KV_FULL=""${PV}"-"${EXTRAVERSION}"" + +MYOPTIONS=" + cryptsetup [[ description = [ Use sys-fs/cryptsetup to unlock LUKS encrypted partitions ] ]] + dkms [[ description = [ Use sys-kernel/dkms to build 3rd party dkms kernel modules ] ]] + dracut [[ description = [ Use sys-boot/dracut to create initramfs images ] ]] + mdadm [[ description = [ Use sys-fs/mdadm to create, manage, and monitor Linux MD (software RAID) devices ] ]] +" + +DEPENDENCIES=" + build: + app-arch/xz + sys-apps/bc + sys-devel/make + build+run: + cryptsetup? ( sys-fs/cryptsetup ) + dkms? ( + sys-kernel/dkms + sys-kernel/linux-sources-redcore-lts:"${SLOT}" + ) + dracut? ( sys-boot/dracut ) + mdadm? ( sys-fs/mdadm ) + firmware/linux-firmware +" + +DEFAULT_SRC_PREPARE_PATCHES=( + "${FILES}"/introduce-NUMA-identity-node-sched-domain.patch + "${FILES}"/k10temp-add-ZEN-support.patch + "${FILES}"/mute-pps_state_mismatch.patch + "${FILES}"/restore-SD_PREFER_SIBLING-on-MC-domains.patch + "${FILES}"/Revert-ath10k-activate-user-space-firmware-loading.patch + "${FILES}"/linux-hardened.patch + "${FILES}"/uksm-linux-hardened.patch + "${FILES}"/0001-MuQSS-version-0.162-CPU-scheduler-linux-hardened.patch + "${FILES}"/0002-Make-preemptible-kernel-default.patch + "${FILES}"/0003-Expose-vmsplit-for-our-poor-32-bit-users.patch + "${FILES}"/0004-Create-highres-timeout-variants-of-schedule_timeout-.patch + "${FILES}"/0005-Special-case-calls-of-schedule_timeout-1-to-use-the-.patch + "${FILES}"/0006-Convert-msleep-to-use-hrtimers-when-active.patch + "${FILES}"/0007-Replace-all-schedule-timeout-1-with-schedule_min_hrt.patch + "${FILES}"/0008-Replace-all-calls-to-schedule_timeout_interruptible-.patch + "${FILES}"/0009-Replace-all-calls-to-schedule_timeout_uninterruptibl.patch + "${FILES}"/0010-Don-t-use-hrtimer-overlay-when-pm_freezing-since-som.patch + "${FILES}"/0011-Make-hrtimer-granularity-and-minimum-hrtimeout-confi.patch + "${FILES}"/0012-Reinstate-default-Hz-of-100-in-combination-with-MuQS.patch + "${FILES}"/0013-Make-threaded-IRQs-optionally-the-default-which-can-.patch + "${FILES}"/0014-Swap-sucks.patch + "${FILES}"/0015-MuQSS.c-needs-irq_regs.h-to-use-get_irq_regs.patch + "${FILES}"/0016-unfuck-MuQSS-on-linux-4_14_15+.patch + "${FILES}"/0001-BFQ-v8r12-20171108.patch + "${FILES}"/0002-BFQ-v8r12-20180404.patch + "${FILES}"/0001-pkg-config.patch + "${FILES}"/0002-objtool-dont-hardcore-ar.patch +) + +WORK="${WORKBASE}"/linux-"${PV}" + +pkg_setup() { + exdirectory --allow /boot + + export KBUILD_BUILD_USER="nexus" + export KBUILD_BUILD_HOST="nexus.redcorelinux.org" + + export REAL_ARCH="$ARCH" + unset ARCH ; unset LDFLAGS #will interfere with Makefile if set +} + +src_prepare() { + default + + src_prepare_params=( + CC="${CC}" + HOSTCC="${CC}" + ) + + edo emake \ + "${src_prepare_params[@]}" \ + mrproper + + edo sed -ri "s|^(EXTRAVERSION =).*|\1 -${EXTRAVERSION}|" Makefile + edo cp "${FILES}"/"${EXTRAVERSION}"-amd64.config .config + edo rm -rf $(find . -type f|grep -F \.orig) +} + +src_compile() { + src_compile_params=( + AR="${AR}" + AS="${AS}" + CC="${CC}" + HOSTCC="${CC}" + HOSTLD="${LD}" + LD="${LD}" + NM="${NM}" + OBJCOPY="${OBJCOPY}" + OBJDUMP="${OBJDUMP}" + ) + + edo emake \ + "${src_compile_params[@]}" \ + prepare modules_prepare bzImage modules +} + +src_install() { + dodir /boot + insinto /boot + newins .config config-"${KV_FULL}" + newins System.map System.map-"${KV_FULL}" + newins arch/x86/boot/bzImage vmlinuz-"${KV_FULL}" + + dodir /usr/src/linux-"${KV_FULL}" + insinto /usr/src/linux-"${KV_FULL}" + doins Module.symvers + doins System.map + exeinto /usr/src/linux-"${KV_FULL}" + doexe vmlinux + + src_install_params=( + CC="${CC}" + HOSTCC="${CC}" + ) + + edo emake \ + "${src_install_params[@]}" \ + INSTALL_MOD_PATH="${IMAGE}"usr/"$(exhost --target)" modules_install + + edo rm -f "${IMAGE}"usr/"$(exhost --target)"/lib/modules/"${KV_FULL}"/build + edo rm -f "${IMAGE}"usr/"$(exhost --target)"/lib/modules/"${KV_FULL}"/source + export local KSYMS + for KSYMS in build source ; do + dosym ../../../../../usr/src/linux-"${KV_FULL}" usr/"$(exhost --target)"/lib/modules/"${KV_FULL}"/"${KSYMS}" + done +} + +_grub2_update_grubcfg() { + if [ -x $(which grub-mkconfig) ]; then + grub-mkconfig -o "${ROOT}"boot/grub/grub.cfg + fi +} + +_dracut_initrd_create() { + if [ -x $(which dracut) ]; then + dracut -N -f --kver="${KV_FULL}" "${ROOT}"boot/initrd-"${KV_FULL}" + fi +} + +_dracut_initrd_delete() { + rm -rf "${ROOT}"boot/initrd-"${KV_FULL}" +} + +_dkms_modules_delete() { + if [ -x $(which dkms) ] ; then + export local DKMSMOD + for DKMSMOD in $(dkms status | cut -d " " -f1,2 | sed -e 's/,//g' | sed -e 's/ /\//g' | sed -e 's/://g') ; do + dkms remove "${DKMSMOD}" -k "${KV_FULL}" + done + fi +} + +_kernel_modules_delete() { + rm -rf "${ROOT}"usr/"$(exhost --target)"/lib/modules/"${KV_FULL}" +} + +pkg_postinst() { + if [ $(stat -c %d:%i /) == $(stat -c %d:%i /proc/1/root/.) ]; then + if option dracut; then + _dracut_initrd_create + fi + + _grub2_update_grubcfg + fi +} + +pkg_postrm() { + if [ $(stat -c %d:%i /) == $(stat -c %d:%i /proc/1/root/.) ]; then + if option dracut; then + _dracut_initrd_delete + fi + + if use dkms; then + _dkms_modules_delete + fi + + _kernel_modules_delete + _grub2_update_grubcfg + fi +} -- cgit v1.2.3