# Maintainer: Tom Nguyen # Contributor: Boohbah # Contributor: Tobias Powalowski # Contributor: Thomas Baechler # Contributor: Jonathan Chan # Contributor: misc # Contributor: NextHendrix ### BUILD OPTIONS # Set these variables to ANYTHING that is not null to enable them # Use tentative patches from https://groups.google.com/forum/#!forum/bfq-iosched _use_tentative_patches= ### Use mailing-list patches; many thanks to Piotr "sir_lucjan" Gorski # ML1 - [PATCH V4 00/14] blk-mq-sched: improve SCSI-MQ performance: https://marc.info/?l=linux-block&m=150436546704854&w=2 _use_ml1_patches= # ML2 - [PATCH] block,bfq: Disable writeback throttling: https://marc.info/?l=linux-block&m=150486424501778&w=2 _use_ml2_patches= # Running with a 1000 HZ tick rate _1k_HZ_ticks= ### Enable fancontrol for DELL _dell_fancontrol= ### Set performance governor as default _per_gov= # NUMA is optimized for multi-socket motherboards. A single multi-core CPU can # actually run slower with NUMA enabled. Most users will want to set this option # to enabled ... in other words, do not use NUMA on a single CPU system. # # See, https://bugs.archlinux.org/task/31187 _NUMAdisable=y # Compile ONLY probed modules # As of mainline 2.6.32, running with this option will only build the modules # that you currently have probed in your system VASTLY reducing the number of # modules built and the build time to do it. # # WARNING - ALL modules must be probed BEFORE you begin making the pkg! # # To keep track of which modules are needed for your specific system/hardware, # give module_db script a try: https://aur.archlinux.org/packages/modprobed-db # This PKGBUILD will call it directly to probe all the modules you have logged! # # More at this wiki page ---> https://wiki.archlinux.org/index.php/Modprobed-db _localmodcfg= # Use the current kernel's .config file # Enabling this option will use the .config of the RUNNING kernel rather than # the ARCH defaults. Useful when the package gets updated and you already went # through the trouble of customizing your config options. NOT recommended when # a new kernel is released, but again, convenient for package bumps. _use_current= ### Disable Deadline I/O scheduler _deadline_disable= ### Disable CFQ I/O scheduler _CFQ_disable= ### Disable Kyber I/O scheduler _kyber_disable= ### Do no edit below this line unless you know what you're doing pkgbase=linux-bfq-mq-git _pkgver=4.13 _srcname=bfq-mq pkgver=4.13.bb4162667e47 pkgrel=1 arch=('i686' 'x86_64') url="http://www.kernel.org/" license=('GPL2') makedepends=('xmlto' 'docbook-xsl' 'kmod' 'inetutils' 'bc' 'git' 'libelf') options=('!strip') _gcc_patch='enable_additional_cpu_optimizations_for_gcc_v4.9+_kernel_v4.13+.patch' _bfqpath="https://gitlab.com/tom81094/custom-patches/raw/master/bfq-mq" #_mlpath_1="${_bfqpath}/mailing-list/blk-mq-sched-improve-SCSI-MQ-performance-V4" #_lucjanpath="https://raw.githubusercontent.com/sirlucjan/kernel-patches/master/4.13" _lucjanpath="https://gitlab.com/sirlucjan/kernel-patches/raw/master/4.13" _mlpath_2="${_bfqpath}/mailing-list/block-bfq-disable-wbt" _bfqgroup="https://groups.google.com/group/bfq-iosched/attach" source=(# bfq-mq repository 'git+https://github.com/Algodev-github/bfq-mq' # gcc cpu optimizatons from graysky and ck; forked by sir_lucjan "https://raw.githubusercontent.com/sirlucjan/kernel_gcc_patch/master/${_gcc_patch}" # tentative patches "${_bfqpath}/tentative/T0001-Check-presence-on-tree-of-every-entity-after-every-a.patch" # mailing-list (ML1) patches #"${_mlpath_1}/ML1-0001-blk-mq-sched-fix-scheduler-bad-performance.patch" #"${_mlpath_1}/ML1-0002-sbitmap-introduce-__sbitmap_for_each_set.patch" #"${_mlpath_1}/ML1-0003-blk-mq-introduce-blk_mq_dispatch_rq_from_ctx.patch" #"${_mlpath_1}/ML1-0004-blk-mq-sched-move-actual-dispatching-into-one-helper.patch" #"${_mlpath_1}/ML1-0005-blk-mq-sched-improve-dispatching-from-sw-queue.patch" #"${_mlpath_1}/ML1-0006-blk-mq-sched-don-t-dequeue-request-until-all-in-disp.patch" #"${_mlpath_1}/ML1-0007-blk-mq-sched-introduce-blk_mq_sched_queue_depth.patch" #"${_mlpath_1}/ML1-0008-blk-mq-sched-use-q-queue_depth-as-hint-for-q-nr_requ.patch" #"${_mlpath_1}/ML1-0009-block-introduce-rqhash-helpers.patch" #"${_mlpath_1}/ML1-0010-block-move-actual-bio-merge-code-into-__elv_merge.patch" #"${_mlpath_1}/ML1-0011-block-add-check-on-elevator-for-supporting-bio-merge.patch" #"${_mlpath_1}/ML1-0012-block-introduce-.last_merge-and-.hash-to-blk_mq_ctx.patch" #"${_mlpath_1}/ML1-0013-blk-mq-sched-refactor-blk_mq_sched_try_merge.patch" #"${_mlpath_1}/ML1-0014-blk-mq-improve-bio-merge-from-blk-mq-sw-queue.patch" "${_lucjanpath}/blk-mq-v10/0050-blk-mq-sched-dispatch-from-scheduler-only-after-progress-is-made-on->dispatch.patch" "${_lucjanpath}/blk-mq-v10/0051-blk-mq-sched-move-actual-dispatching-into-one-helper.patch" "${_lucjanpath}/blk-mq-v10/0052-blk-mq-sbitmap-introduce__sbitmap_for_each_set().patch" "${_lucjanpath}/blk-mq-v10/0053-blk-mq-block-kyber-check-if-there-is-request-in-ctx-in-kyber_has_work().patch" "${_lucjanpath}/blk-mq-v10/0054-blk-mq-introduce-get_budget-and-put_budget-in-blk_mq_ops.patch" "${_lucjanpath}/blk-mq-v10/0055-blk-mq-sched-improve-dispatching-from-sw-queue.patch" "${_lucjanpath}/blk-mq-v10/0056-blk-mq-SCSI-allow-to-pass-null-rq-to-scsi_prep_state_check().patch" "${_lucjanpath}/blk-mq-v10/0057-blk-mq-SCSI-implement-get-budget-and-put_budget-for-blk-mq.patch" # mailing-list (ML2) patches "${_mlpath_2}/ML2-0001-block-bfq-Disable-writeback-throttling.patch" # the main kernel config files 'config.i686' 'config.x86_64' # pacman hook for initramfs regeneration '90-linux.hook' # standard config files for mkinitcpio ramdisk 'linux.preset') sha256sums=('SKIP' '8b00041911e67654b0bd9602125853a1a94f6155c5cac4f886507554c8324ee8' 'eb3cb1a9e487c54346b798b57f5b505f8a85fd1bc839d8f00b2925e6a7d74531' '388b210b15913d6e46d85d3c997d21f796957d2e3eb082ba8ffda1371eaa1f3b' 'ed4dec610bb99928c761dee5891b9f79770f0265678c232b0d4c1879beb73e94' '40c2bbd7abd390e0674a797d08f7624051750d38a09d4c42ddba1f8341bb362a' 'f41ffe7388b9728061fe76c303afeb074237c4016b9e802f11e99e14d42f3a97' '2ddcc73b67f3c9ba441298650a86738efbc50fb0f79be6bc5a78e5de5cda9a0b' 'cfe7d6be0c243bcf6e30f1145991424ad3fa90d43bda214e0df613de007699b6' '19dd49fd6c50ac74074b354898d6aaf0c1da30e85c4f5770fdb54195b49277b0' '7c51d0053053a3a0f6ed8759a5464ed5a3275a9dd832513a5678c3bcead9e5d5' '5e57c8d1d87a63e1c5947aba02346862992f39be2b2761ea142b3897995495aa' '253a4225171213cbca0eaf28113b6b797aeac8a88766fdcfee0f1fbe5359b5b6' '97c59875e8f9eab965d6bd13030e52c0328c67243f5084105a3a2131cd58734f' '834bd254b56ab71d73f59b3221f056c72f559553c04718e350ab2a3e2991afe0' 'ad6344badc91ad0630caacde83f7f9b97276f80d26a20619a87952be65492c65') _kernelname=${pkgbase#linux} pkgver() { cd ${_srcname} #git describe --long | sed -E 's/^v//;s/([^-]*-g)/r\1/;s/-/./g;s/\.rc/rc/' echo $(echo ${_pkgver}. && git rev-parse --short HEAD) | sed -E 's/^v//;s/([^-]*-g)/r\1/;s/-/./g;s/\.rc/rc/;s/ //g' } prepare() { cd ${_srcname} ### Patches related to BUG_ON(entity->tree && entity->tree != &st->active) in __bfq_requeue_entity(); if [ -n "$_use_tentative_patches" ]; then msg "Apply tentative patches" for p in ../T000*.patch; do patch -Np1 -i "$p"; done fi ### Patches from mailing-list # ML1 - [PATCH V4 00/14] blk-mq-sched: improve SCSI-MQ performance: https://marc.info/?l=linux-block&m=150436546704854&w=2 if [ -n "$_use_ml1_patches" ]; then msg "Apply mailing-list patches 1" #for p in ../ML1*.patch; do for p in ../*-blk-mq*.patch*; do msg " $p" patch -Np1 -i "$p"; done fi # ML2 - [PATCH] block,bfq: Disable writeback throttling: https://marc.info/?l=linux-block&m=150486424501778&w=2 if [ -n "$_use_ml2_patches" ]; then msg "Apply mailing-list patches 2" for p in ../ML2*.patch; do msg " $p" patch -Np1 -i "$p"; done fi # add latest fixes from stable queue, if needed # http://git.kernel.org/?p=linux/kernel/git/stable/stable-queue.git ### Patch source to enable more gcc CPU optimizatons via the make nconfig msg "Patch source with gcc patch to enable more cpus types" patch -Np1 -i ../${_gcc_patch} # Clean tree and copy ARCH config over make mrproper cp -Tf ../config.${CARCH} .config ### Optionally set tickrate to 1000 if [ -n "$_1k_HZ_ticks" ]; then msg "Setting tick rate to 1k..." sed -i -e 's/^CONFIG_HZ_300=y/# CONFIG_HZ_300 is not set/' \ -i -e 's/^# CONFIG_HZ_1000 is not set/CONFIG_HZ_1000=y/' \ -i -e 's/^CONFIG_HZ=300/CONFIG_HZ=1000/' .config fi ### Enable fancontrol if [ -n "$_dell_fancontrol" ]; then msg "Enabling I8K for Dell..." sed -i -e s'/CONFIG_I8K=m/CONFIG_I8K=y/' ./.config sed -i -e s'/CONFIG_SENSORS_DELL_SMM=m/CONFIG_SENSORS_DELL_SMM=y/' ./.config fi ### Set performance governor if [ -n "$_per_gov" ]; then msg "Setting performance governor.." sed -i -e s'/CONFIG_CPU_FREQ_DEFAULT_GOV_SCHEDUTIL=y/# CONFIG_CPU_FREQ_DEFAULT_GOV_SCHEDUTIL is not set/' ./.config sed -i -e s'/# CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE is not set/CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE=y/' ./.config msg "Disabling uneeded governors..." sed -i -e s'/CONFIG_CPU_FREQ_GOV_ONDEMAND=m/# CONFIG_CPU_FREQ_GOV_ONDEMAND is not set/' ./.config sed -i -e s'/CONFIG_CPU_FREQ_GOV_CONSERVATIVE=m/# CONFIG_CPU_FREQ_GOV_CONSERVATIVE is not set/' ./.config sed -i -e s'/CONFIG_CPU_FREQ_GOV_USERSPACE=m/# CONFIG_CPU_FREQ_GOV_USERSPACE is not set/' ./.config sed -i -e s'/CONFIG_CPU_FREQ_GOV_SCHEDUTIL=y/# CONFIG_CPU_FREQ_GOV_SCHEDUTIL is not set/' ./.config fi ### Optionally disable NUMA for 64-bit kernels only # (x86 kernels do not support NUMA) if [ -n "$_NUMAdisable" ]; then if [ "${CARCH}" = "x86_64" ]; then msg "Disabling NUMA from kernel config..." sed -i -e 's/CONFIG_NUMA=y/# CONFIG_NUMA is not set/' \ -i -e '/CONFIG_AMD_NUMA=y/d' \ -i -e '/CONFIG_X86_64_ACPI_NUMA=y/d' \ -i -e '/CONFIG_NODES_SPAN_OTHER_NODES=y/d' \ -i -e '/# CONFIG_NUMA_EMU is not set/d' \ -i -e '/CONFIG_NODES_SHIFT=6/d' \ -i -e '/CONFIG_NEED_MULTIPLE_NODES=y/d' \ -i -e '/# CONFIG_MOVABLE_NODE is not set/d' \ -i -e '/CONFIG_USE_PERCPU_NUMA_NODE_ID=y/d' \ -i -e '/CONFIG_ACPI_NUMA=y/d' ./.config fi fi ### Optionally use running kernel's config # code originally by nous; http://aur.archlinux.org/packages.php?ID=40191 if [ -n "$_use_current" ]; then if [[ -s /proc/config.gz ]]; then msg "Extracting config from /proc/config.gz..." # modprobe configs zcat /proc/config.gz > ./.config else warning "Your kernel was not compiled with IKCONFIG_PROC!" warning "You cannot read the current config!" warning "Aborting!" exit fi fi ### Disable Deadline I/O scheduler if [ -n "$_deadline_disable" ]; then msg "Disabling Deadline I/O scheduler..." sed -i -e s'/CONFIG_IOSCHED_DEADLINE=y/# CONFIG_IOSCHED_DEADLINE is not set/' ./.config sed -i -e s'/CONFIG_MQ_IOSCHED_DEADLINE=y/# CONFIG_MQ_IOSCHED_DEADLINE is not set/' ./.config fi ### Disable CFQ I/O scheduler if [ -n "$_CFQ_disable" ]; then msg "Disabling CFQ I/O scheduler..." sed -i -e s'/CONFIG_IOSCHED_CFQ=y/# CONFIG_IOSCHED_CFQ is not set/' ./.config sed -i -e s'/CONFIG_CFQ_GROUP_IOSCHED=y/# CONFIG_CFQ_GROUP_IOSCHED is not set/' ./.config fi ### Disable Kyber I/O scheduler if [ -n "$_kyber_disable" ]; then msg "Disabling Kyber I/O scheduler..." sed -i -e s'/CONFIG_MQ_IOSCHED_KYBER=y/# CONFIG_MQ_IOSCHED_KYBER is not set/' ./.config fi if [ "${_kernelname}" != "" ]; then sed -i "s|CONFIG_LOCALVERSION=.*|CONFIG_LOCALVERSION=\"${_kernelname}\"|g" ./.config sed -i "s|CONFIG_LOCALVERSION_AUTO=.*|CONFIG_LOCALVERSION_AUTO=n|" ./.config fi # set extraversion to pkgrel sed -ri "s|^(EXTRAVERSION =).*|\1 -${pkgrel}|" Makefile # don't run depmod on 'make install'. We'll do this ourselves in packaging sed -i '2iexit 0' scripts/depmod.sh # get kernel version make prepare ### Optionally load needed modules for the make localmodconfig # See https://aur.archlinux.org/packages/modprobed-db if [ -n "$_localmodcfg" ]; then msg "If you have modprobed-db installed, running it in recall mode now" if [ -e /usr/bin/modprobed-db ]; then [[ -x /usr/bin/sudo ]] || { echo "Cannot call modprobe with sudo. Install sudo and configure it to work with this user." exit 1; } sudo /usr/bin/modprobed-db recall fi msg "Running Steven Rostedt's make localmodconfig now" make localmodconfig fi # load configuration # Configure the kernel. Replace the line below with one of your choice. #make menuconfig # CLI menu for configuration #make nconfig # new CLI menu for configuration #make xconfig # X-based configuration #make oldconfig # using old config from previous kernel version # ... or manually edit .config # rewrite configuration yes "" | make config >/dev/null # save configuration for later reuse cat .config > "${startdir}/config.${CARCH}.last" } build() { cd ${_srcname} make ${MAKEFLAGS} LOCALVERSION= bzImage modules } _package() { pkgdesc="The ${pkgbase/linux/Linux} kernel and modules with the BFQ-MQ scheduler" depends=('coreutils' 'linux-firmware' 'kmod' 'mkinitcpio>=0.7') optdepends=('crda: to set the correct wireless channels of your country' 'modprobed-db: Keeps track of EVERY kernel module that has ever been probed - useful for those of us who make localmodconfig') provides=("${pkgbase}=${pkgver}" "linux=${pkgver}") backup=("etc/mkinitcpio.d/${pkgbase}.preset") install=linux.install cd ${_srcname} KARCH=x86 # get kernel version _kernver="$(make LOCALVERSION= kernelrelease)" _basekernel=${_kernver%%-*} _basekernel=${_basekernel%.*} mkdir -p "${pkgdir}"/{lib/modules,lib/firmware,boot} make LOCALVERSION= INSTALL_MOD_PATH="${pkgdir}" modules_install cp arch/$KARCH/boot/bzImage "${pkgdir}/boot/vmlinuz-${pkgbase}" # set correct depmod command for install sed -e "s|%PKGBASE%|${pkgbase}|g;s|%KERNVER%|${_kernver}|g" \ "${startdir}/${install}" > "${startdir}/${install}.pkg" true && install=${install}.pkg # install mkinitcpio preset file for kernel sed "s|%PKGBASE%|${pkgbase}|g" ../linux.preset | install -Dm644 /dev/stdin "${pkgdir}/etc/mkinitcpio.d/${pkgbase}.preset" # install pacman hook for initramfs regeneration sed "s|%PKGBASE%|${pkgbase}|g" ../90-linux.hook | install -Dm644 /dev/stdin "${pkgdir}/usr/share/libalpm/hooks/90-${pkgbase}.hook" # remove build and source links rm "${pkgdir}"/lib/modules/${_kernver}/{source,build} # remove the firmware rm -r "${pkgdir}/lib/firmware" # make room for external modules ln -s "../extramodules-${_basekernel}${_kernelname:--ARCH}" "${pkgdir}/lib/modules/${_kernver}/extramodules" # add real version for building modules and running depmod from post_install/upgrade echo "${_kernver}" | install -Dm644 /dev/stdin "${pkgdir}/lib/modules/extramodules-${_basekernel}${_kernelname:--ARCH}/version" # Now we call depmod... depmod -b "${pkgdir}" -F System.map "${_kernver}" # move module tree /lib -> /usr/lib mv -t "${pkgdir}/usr" "${pkgdir}/lib" # add vmlinux install -Dm644 vmlinux "${pkgdir}/usr/lib/modules/${_kernver}/build/vmlinux" } _package-headers() { pkgdesc="Header files and scripts for building modules for ${pkgbase/linux/Linux} kernel" provides=("${pkgbase}-headers=${pkgver}" "linux-headers=${pkgver}") depends=("${pkgbase}=${pkgver}") cd ${_srcname} local _builddir="${pkgdir}/usr/lib/modules/${_kernver}/build" install -Dt "${_builddir}" -m644 Makefile .config Module.symvers install -Dt "${_builddir}/kernel" -m644 kernel/Makefile mkdir "${_builddir}/.tmp_versions" cp -t "${_builddir}" -a include scripts install -Dt "${_builddir}/arch/${KARCH}" -m644 arch/${KARCH}/Makefile install -Dt "${_builddir}/arch/${KARCH}/kernel" -m644 arch/${KARCH}/kernel/asm-offsets.s if [[ ${CARCH} = i686 ]]; then install -t "${_builddir}/arch/${KARCH}" -m644 arch/${KARCH}/Makefile_32.cpu fi cp -t "${_builddir}/arch/${KARCH}" -a arch/${KARCH}/include install -Dt "${_builddir}/drivers/md" -m644 drivers/md/*.h install -Dt "${_builddir}/net/mac80211" -m644 net/mac80211/*.h # http://bugs.archlinux.org/task/9912 install -Dt "${_builddir}/drivers/media/dvb-core" -m644 drivers/media/dvb-core/*.h # http://bugs.archlinux.org/task/13146 install -Dt "${_builddir}/drivers/media/dvb-frontends" -m644 drivers/media/dvb-frontends/lgdt330x.h install -Dt "${_builddir}/drivers/media/i2c" -m644 drivers/media/i2c/msp3400-driver.h # http://bugs.archlinux.org/task/20402 install -Dt "${_builddir}/drivers/media/usb/dvb-usb" -m644 drivers/media/usb/dvb-usb/*.h install -Dt "${_builddir}/drivers/media/dvb-frontends" -m644 drivers/media/dvb-frontends/*.h install -Dt "${_builddir}/drivers/media/tuners" -m644 drivers/media/tuners/*.h # add xfs and shmem for aufs building mkdir -p "${_builddir}"/{fs/xfs,mm} # copy in Kconfig files find . -name Kconfig\* -exec install -Dm644 {} "${_builddir}/{}" \; # add objtool for external module building and enabled VALIDATION_STACK option if [[ -e tools/objtool/objtool ]]; then install -Dt "${_builddir}/tools/objtool" tools/objtool/objtool fi # remove unneeded architectures local _arch for _arch in "${_builddir}"/arch/*/; do if [[ ${_arch} != */${KARCH}/ ]]; then rm -r "${_arch}" fi done # remove files already in linux-docs package rm -r "${_builddir}/Documentation" # Fix permissions chmod -R u=rwX,go=rX "${_builddir}" # strip scripts directory local _binary _strip while read -rd '' _binary; do case "$(file -bi "${_binary}")" in *application/x-sharedlib*) _strip="${STRIP_SHARED}" ;; # Libraries (.so) *application/x-archive*) _strip="${STRIP_STATIC}" ;; # Libraries (.a) *application/x-executable*) _strip="${STRIP_BINARIES}" ;; # Binaries *) continue ;; esac /usr/bin/strip ${_strip} "${_binary}" done < <(find "${_builddir}/scripts" -type f -perm -u+w -print0 2>/dev/null) } _package-docs() { pkgdesc="Kernel hackers manual - HTML documentation that comes with the ${pkgbase/linux/Linux} kernel" provides=("${pkgbase}-docs=${pkgver}" "linux-docs=${pkgver}") depends=("${pkgbase}=${pkgver}") cd ${_srcname} local _builddir="${pkgdir}/usr/lib/modules/${_kernver}/build" mkdir -p "${_builddir}" cp -t "${_builddir}" -a Documentation # Fix permissions chmod -R u=rwX,go=rX "${_builddir}" } pkgname=("${pkgbase}" "${pkgbase}-headers" "${pkgbase}-docs") for _p in ${pkgname[@]}; do eval "package_${_p}() { $(declare -f "_package${_p#${pkgbase}}") _package${_p#${pkgbase}} }" done # vim:set ts=8 sts=2 sw=2 et: