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# Maintainer: Peter Jung ptr1337 <admin@ptr1337.dev> && Piotr Gorski <lucjan.lucjanov@gmail.com>
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# Contributor: Jan Alexander Steffens (heftig) <jan.steffens@gmail.com>
# Contributor: Tobias Powalowski <tpowa@archlinux.org>
# Contributor: Thomas Baechler <thomas@archlinux.org>
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### Selecting the CPU scheduler
# ATTENTION - one of seven predefined values should be selected!
# 'bmq' - select 'BitMap Queue CPU scheduler'
# 'pds' - select 'Priority and Deadline based Skip list multiple queue CPU scheduler'
# 'cacule' - select 'CacULE scheduler'
# 'cacule-rdb' - select 'CacULE-RDB scheduler'
# 'bore' - select 'Burst-Oriented Response Enhancer'
# 'cfs' - select 'Completely Fair Scheduler'
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# 'tt' - select 'Task Type Scheduler by Hamad Marri'
# 'hardened' - select 'BORE Scheduler hardened' ## kernel with hardened config and hardening patches with the bore scheduler
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_cpusched = 'bore'
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### BUILD OPTIONS
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# Set these variables to ANYTHING that is not null to enable them
### Tweak kernel options prior to a build via nconfig
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_makenconfig =
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# NUMA is optimized for multi-socket motherboards.
# A single multi-core CPU actually runs slower with NUMA enabled.
# See, https://bugs.archlinux.org/task/31187
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_NUMAdisable = y
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# Compile ONLY used modules to VASTLYreduce the number of modules built
# and the build time.
#
# 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 read the database kept if it exists
#
# 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 =
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### Set performance governor as default
_per_gov = y
### Enable TCP_CONG_BBR2
_tcp_bbr2 = y
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### Running with a 1000HZ, 750Hz, 600 Hz or 500Hz tick rate
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_HZ_ticks = 1000
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## Choose between perodic, idle or full
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### Full tickless can give higher performances in various cases but, depending on hardware, lower consistency.
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_tickrate = idle
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## Choose between full(low-latency), voluntary or server
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_preempt = full
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### Disable MQ-Deadline I/O scheduler
_mq_deadline_disable = y
### Disable Kyber I/O scheduler
_kyber_disable = y
### Enable multigenerational LRU
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_lru_enable = y
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## Enable DAMON
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_damon = y
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## enable SPECULATIVE_PAGE_FAULT
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_spf_enable = y
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## Enable Linux Random Number Generator
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_lrng_enable = y
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# CPU compiler optimizations - Defaults to prompt at kernel config if left empty
# AMD CPUs : "k8" "k8sse3" "k10" "barcelona" "bobcat" "jaguar" "bulldozer" "piledriver" "steamroller" "excavator" "zen" "zen2" "zen3"
# Intel CPUs : "mpsc"(P4 & older Netburst based Xeon) "atom" "core2" "nehalem" "westmere" "silvermont" "sandybridge" "ivybridge" "haswell" "broadwell" "skylake" "skylakex" "cannonlake" "icelake" "goldmont" "goldmontplus" "cascadelake" "cooperlake" "tigerlake" "sapphirerapids" "rocketlake" "alderlake"
# Other options :
# - "native_amd" (use compiler autodetection - Selecting your arch manually in the list above is recommended instead of this option)
# - "native_intel" (use compiler autodetection and will prompt for P6_NOPS - Selecting your arch manually in the list above is recommended instead of this option)
# - "generic" (kernel's default - to share the package between machines with different CPU µarch as long as they are x86-64)
#
# Or use the _use_auto_optimization with _use_auto_optimization=y
_processor_opt =
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_use_auto_optimization = y
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# disable debug to lower the size of the kernel
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_disable_debug = y
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## Enable zram/zswap ZSTD compression
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_zstd_compression = y
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_nf_cone = y
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# Clang LTO mode, only available with the "llvm" compiler - options are "no", "full" or "thin".
# "full: uses 1 thread for Linking, slow and uses more memory, theoretically with the highest performance gains."
# "thin: uses multiple threads, faster and uses less memory, may have a lower runtime performance than Full."
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_use_llvm_lto =
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# Build the zfs module builtin in to the kernel
_build_zfs =
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# Enable bcachefs
_bcachefs =
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if [ -n " $_use_llvm_lto " ] ; then
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pkgsuffix = cachyos-lto
pkgbase = linux-$pkgsuffix
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else
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pkgsuffix = cachyos
pkgbase = linux-$pkgsuffix
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fi
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_major = 5.18
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_minor = 11
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#_minorc=$((_minor+1))
#_rcver=rc8
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pkgver = ${ _major } .${ _minor }
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_stable = ${ _major } .${ _minor }
#_stable=${_major}
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#_stablerc=${_major}-${_rcver}
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_srcname = linux-${ _stable }
#_srcname=linux-${_major}
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arch = ( x86_64 x86_64_v3)
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pkgdesc = 'Linux BORE scheduler Kernel by CachyOS with other patches and improvements'
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pkgrel = 1
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_kernver = $pkgver -$pkgrel
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arch = ( 'x86_64' 'x86_64_v3' )
url = "https://github.com/CachyOS/linux-cachyos"
license = ( 'GPL2' )
options = ( '!strip' )
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makedepends = ( 'bc' 'texlive-latexextra' 'libelf' 'pahole' 'cpio' 'perl' 'tar' 'xz' 'zstd' 'xmlto' 'git' 'gcc' 'gcc-libs' 'glibc' 'binutils' 'make' 'patch' )
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if [ -n " $_use_llvm_lto " ] ; then
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makedepends += ( clang llvm lld python)
BUILD_FLAGS = (
CC = clang
LD = ld.lld
LLVM = 1
LLVM_IAS = 1
)
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fi
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_patchsource = " https://raw.githubusercontent.com/ptr1337/kernel-patches/master/ ${ _major } "
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source = (
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" https://cdn.kernel.org/pub/linux/kernel/v ${ pkgver %%.* } .x/ ${ _srcname } .tar.xz "
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"config"
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"auto-cpu-optimization.sh"
" ${ _patchsource } /all/0001-cachyos-base-all.patch "
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)
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if [ -n " $_build_zfs " ] ; then
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source += ( "git+https://github.com/openzfs/zfs.git#commit=6c3c5fcfbe27d9193cd131753cc7e47ee2784621" )
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fi
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if [ " $_cpusched " = "bmq" ] ; then
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source += ( " ${ _patchsource } /sched/0001-prjc.patch " )
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fi
if [ " $_cpusched " = "pds" ] ; then
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source += ( " ${ _patchsource } /sched/0001-prjc.patch " )
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fi
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if [ " $_cpusched " = "bore" ] ; then
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source += ( " ${ _patchsource } /sched/0001-bore-sched.patch " )
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fi
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if [ " $_cpusched " = "cacule" ] ; then
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source += ( " ${ _patchsource } /sched/0001-cacULE-5.18-migrate.patch " )
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fi
if [ " $_cpusched " = "cacule-rdb" ] ; then
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source += ( " ${ _patchsource } /sched/0001-cacULE-5.18-migrate.patch " )
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fi
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if [ " $_cpusched " = "tt" ] ; then
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source += (
" ${ _patchsource } /sched/0001-tt-cachy-5.18.patch " )
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fi
if [ " $_cpusched " = "hardened" ] ; then
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source += ( " ${ _patchsource } /sched/0001-bore-sched.patch "
" ${ _patchsource } /0001-hardening.patch " )
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fi
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if [ -n " $_bcachefs " ] ; then
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source += ( " ${ _patchsource } /0001-bcachefs-after-lru.patch " )
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fi
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export KBUILD_BUILD_HOST = archlinux
export KBUILD_BUILD_USER = $pkgbase
export KBUILD_BUILD_TIMESTAMP = " $( date -Ru${ SOURCE_DATE_EPOCH : +d @ $SOURCE_DATE_EPOCH } ) "
prepare( ) {
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cd ${ srcdir } /$_srcname
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echo "Setting version..."
scripts/setlocalversion --save-scmversion
echo " - $pkgrel " > localversion.10-pkgrel
echo " ${ pkgbase #linux } " > localversion.20-pkgname
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local src
for src in " ${ source [@] } " ; do
src = " ${ src %% : : * } "
src = " ${ src ##*/ } "
[ [ $src = *.patch ] ] || continue
echo " Applying patch $src ... "
patch -Np1 < " ../ $src "
done
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echo "Setting config..."
cp ../config .config
if [ -n " $_processor_opt " ] ; then
MARCH = $( echo $_processor_opt | tr '[:lower:]' '[:upper:]' && echo )
MARCH2 = M${ MARCH }
scripts/config -k --disable CONFIG_GENERIC_CPU
scripts/config -k --enable CONFIG_${ MARCH2 }
fi
if [ -n " $_use_auto_optimization " ] ; then
" ${ srcdir } " /auto-cpu-optimization.sh
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fi
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### Selecting the CPU scheduler
if [ " $_cpusched " = "bmq" ] ; then
echo "Selecting BMQ CPU scheduler..."
scripts/config --enable SCHED_ALT \
--enable SCHED_BMQ \
--disable SCHED_PDS
elif [ " $_cpusched " = "pds" ] ; then
echo "Selecting PDS CPU scheduler..."
scripts/config --enable SCHED_ALT \
--disable SCHED_BMQ \
--enable SCHED_PDS
elif [ " $_cpusched " = "cacule" ] ; then
echo "Selecting CacULE scheduler..."
scripts/config --enable CACULE_SCHED \
--disable CACULE_RDB
elif [ " $_cpusched " = "cacule-rdb" ] ; then
echo "Selecting CacULE-RDB scheduler..."
scripts/config --enable CACULE_SCHED \
--enable CACULE_RDB \
--set-val RDB_INTERVAL 19
elif [ " $_cpusched " = "bore" ] ; then
echo "Selecting BORE Scheduler..."
scripts/config --enable SCHED_BORE
elif [ " $_cpusched " = "tt" ] ; then
echo "Selecting TT Scheduler..."
scripts/config --enable TT_SCHED
scripts/config --enable TT_ACCOUNTING_STATS
elif [ " $_cpusched " = "cfs" ] ; then
echo "Selecting Completely Fair Scheduler..."
elif [ " $_cpusched " = "hardened" ] ; then
echo "Selecting hardened..."
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else
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if [ -n " $_cpusched " ] ; then
error " The value $_cpusched is invalid. Choose the correct one again. "
else
error "The value is empty. Choose the correct one again."
fi
error "Selecting the CPU scheduler failed!"
exit
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fi
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if [ -n " $_use_kcfi " ] ; then
echo "Enabling kCFI"
scripts/config --enable ARCH_SUPPORTS_CFI_CLANG \
--enable CFI_CLANG
fi
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if [ " $_use_llvm_lto " = "thin" ] ; then
echo "Enabling LLVM THIN LTO..."
scripts/config \
--enable LTO \
--enable LTO_CLANG \
--enable ARCH_SUPPORTS_LTO_CLANG \
--enable ARCH_SUPPORTS_LTO_CLANG_THIN \
--disable LTO_NONE \
--enable HAS_LTO_CLANG \
--disable LTO_CLANG_FULL \
--enable LTO_CLANG_THIN \
--enable HAVE_GCC_PLUGINS
elif [ " $_use_llvm_lto " = "full" ] ; then
echo "Enabling LLVM FULL LTO..."
scripts/config \
--enable LTO \
--enable LTO_CLANG \
--enable ARCH_SUPPORTS_LTO_CLANG \
--enable ARCH_SUPPORTS_LTO_CLANG_THIN \
--disable LTO_NONE \
--enable HAS_LTO_CLANG \
--enable LTO_CLANG_FULL \
--disable LTO_CLANG_THIN \
--enable HAVE_GCC_PLUGINS
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else
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scripts/config --enable LTO_NONE
fi
if [ " $_HZ_ticks " = "1000" ] ; then
echo "Setting tick rate to 1k Hz..."
scripts/config --disable HZ_300 \
--enable HZ_1000 \
--set-val HZ 1000
elif [ " $_HZ_ticks " = "750" ] ; then
echo "Setting tick rate to 750Hz..."
scripts/config --disable HZ_300 \
--enable HZ_750 \
--set-val HZ 750
elif [ " $_HZ_ticks " = "600" ] ; then
echo "Setting tick rate to 600Hz..."
scripts/config --disable HZ_300 \
--enable HZ_600 \
--set-val HZ 600
elif [ " $_HZ_ticks " = "500" ] ; then
echo "Setting tick rate to 500Hz..."
scripts/config --disable HZ_300 \
--enable HZ_500 \
--set-val HZ 500
elif [ " $_HZ_ticks " = "300" ] ; then
echo "Setting tick rate to 300Hz..."
fi
if [ -n " $_NUMAdisable " ] ; then
echo "Disabling NUMA from kernel config..."
scripts/config --disable NUMA \
--disable AMD_NUMA \
--disable X86_64_ACPI_NUMA \
--disable NODES_SPAN_OTHER_NODES \
--disable NUMA_EMU \
--disable NEED_MULTIPLE_NODES \
--disable USE_PERCPU_NUMA_NODE_ID \
--disable ACPI_NUMA \
--disable ARCH_SUPPORTS_NUMA_BALANCING \
--disable NODES_SHIFT \
--undefine NODES_SHIFT \
--disable NEED_MULTIPLE_NODES
fi
if [ -n " $_mq_deadline_disable " ] ; then
echo "Disabling MQ-Deadline I/O scheduler..."
scripts/config --disable MQ_IOSCHED_DEADLINE
fi
if [ -n " $_kyber_disable " ] ; then
echo "Disabling Kyber I/O scheduler..."
scripts/config --disable MQ_IOSCHED_KYBER
fi
if [ -n " $_per_gov " ] ; then
echo "Setting performance governor..."
scripts/config --disable CPU_FREQ_DEFAULT_GOV_SCHEDUTIL \
--enable CPU_FREQ_DEFAULT_GOV_PERFORMANCE \
--enable PCIEASPM \
--enable PCIEASPM_PERFORMANCE \
--enable PCIE_BUS_PERFORMANCE
fi
if [ " $_tickrate " = "perodic" ] ; then
echo "Enabling periodic ticks..."
scripts/config --disable NO_HZ_IDLE \
--disable NO_HZ_FULL \
--disable NO_HZ \
--disable NO_HZ_COMMON \
--enable HZ_PERIODIC
elif [ " $_tickrate " = "idle" ] ; then
echo "Enabling tickless idle..."
scripts/config --disable HZ_PERIODIC \
--disable NO_HZ_FULL \
--enable NO_HZ_IDLE \
--enable NO_HZ \
--enable NO_HZ_COMMON
elif [ " $_tickrate " = "full" ] ; then
echo "Enabling tickless idle..."
scripts/config --disable HZ_PERIODIC \
--disable NO_HZ_IDLE \
--disable CONTEXT_TRACKING_FORCE \
--enable NO_HZ_FULL_NODEF \
--enable NO_HZ_FULL \
--enable NO_HZ \
--enable NO_HZ_COMMON \
--enable CONTEXT_TRACKING
fi
if [ " $_preempt " = "full" ] ; then
echo "Enabling low latency preempt..."
scripts/config --enable PREEMPT_BUILD \
--disable PREEMPT_NONE \
--disable PREEMPT_VOLUNTARY \
--enable PREEMPT \
--enable PREEMPT_COUNT \
--enable PREEMPTION \
--enable PREEMPT_DYNAMIC
elif [ " $_preempt " = "voluntary" ] ; then
echo "Enabling tickless idle..."
scripts/config --enable PREEMPT_BUILD \
--disable PREEMPT_NONE \
--enable PREEMPT_VOLUNTARY \
--disable PREEMPT \
--enable PREEMPT_COUNT \
--enable PREEMPTION \
--disable PREEMPT_DYNAMIC
elif [ " $_tickrate " = "server" ] ; then
echo "Enabling tickless idle..."
scripts/config --enable PREEMPT_NONE_BUILD \
--enable PREEMPT_NONE \
--disable PREEMPT_VOLUNTARY \
--disable PREEMPT \
--disable PREEMPT_COUNT \
--disable PREEMPTION \
--disable PREEMPT_DYNAMIC
fi
if [ -n " $_cc_harder " ] ; then
echo "Enabling KBUILD_CFLAGS -O3..."
scripts/config --disable CC_OPTIMIZE_FOR_PERFORMANCE \
--enable CC_OPTIMIZE_FOR_PERFORMANCE_O3
fi
if [ -n " $_tcp_bbr2 " ] ; then
echo "Disabling TCP_CONG_CUBIC..."
scripts/config --module TCP_CONG_CUBIC \
--disable DEFAULT_CUBIC \
--enable TCP_CONG_BBR2 \
--enable DEFAULT_BBR2 \
--set-str DEFAULT_TCP_CONG bbr2
fi
if [ -n " $_nf_cone " ] ; then
echo "Enabling FULLCONENAT..."
scripts/config --module IP_NF_TARGET_FULLCONENAT \
--module NETFILTER_XT_TARGET_FULLCONENAT
fi
if [ -n " $_spf_enable " ] ; then
echo "Enabling SPECULATIVE_PAGE_FAULT LRU..."
scripts/config --enable SPECULATIVE_PAGE_FAULT
fi
if [ -n " $_lru_enable " ] ; then
echo "Enabling multigenerational LRU..."
scripts/config --enable ARCH_HAS_NONLEAF_PMD_YOUNG \
--enable LRU_GEN \
--enable LRU_GEN_ENABLED \
--disable LRU_GEN_STATS
fi
if [ -n " $_damon " ] ; then
echo "Enabling DAMON..."
scripts/config --enable DAMON \
--enable DAMON_VADDR \
--enable DAMON_DBGFS \
--enable DAMON_SYSFS \
--enable DAMON_PADDR \
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--enable DAMON_RECLAIM \
--enable DAMON_LRU_SORT
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fi
if [ -n " $_lrng_enable " ] ; then
echo "Enabling Linux Random Number Generator ..."
scripts/config --disable CONFIG_RANDOM_DEFAULT_IMPL
scripts/config --enable CONFIG_LRNG
scripts/config --enable CONFIG_LRNG_SHA256
scripts/config --enable CONFIG_LRNG_COMMON_DEV_IF
scripts/config --enable CONFIG_LRNG_DRNG_ATOMIC
scripts/config --enable CONFIG_LRNG_SYSCTL
scripts/config --enable CONFIG_LRNG_RANDOM_IF
scripts/config --module CONFIG_LRNG_KCAPI_IF
scripts/config --module CONFIG_LRNG_HWRAND_IF
scripts/config --enable CONFIG_LRNG_DEV_IF
scripts/config --enable CONFIG_LRNG_RUNTIME_ES_CONFIG
scripts/config --enable CONFIG_LRNG_IRQ_DFLT_TIMER_ES
scripts/config --disable CONFIG_LRNG_SCHED_DFLT_TIMER_ES
scripts/config --enable CONFIG_LRNG_TIMER_COMMON
scripts/config --disable CONFIG_LRNG_COLLECTION_SIZE_256
scripts/config --disable CONFIG_LRNG_COLLECTION_SIZE_512
scripts/config --enable CONFIG_LRNG_COLLECTION_SIZE_1024
scripts/config --disable CONFIG_LRNG_COLLECTION_SIZE_2048
scripts/config --disable CONFIG_LRNG_COLLECTION_SIZE_4096
scripts/config --disable CONFIG_LRNG_COLLECTION_SIZE_8192
scripts/config --set-val CONFIG_LRNG_COLLECTION_SIZE 1024
scripts/config --enable CONFIG_LRNG_HEALTH_TESTS
scripts/config --set-val CONFIG_LRNG_RCT_CUTOFF 31
scripts/config --set-val CONFIG_LRNG_APT_CUTOFF 325
scripts/config --enable CONFIG_LRNG_IRQ
scripts/config --enable CONFIG_LRNG_CONTINUOUS_COMPRESSION_ENABLED
scripts/config --disable CONFIG_LRNG_CONTINUOUS_COMPRESSION_DISABLED
scripts/config --enable CONFIG_LRNG_ENABLE_CONTINUOUS_COMPRESSION
scripts/config --enable CONFIG_LRNG_SWITCHABLE_CONTINUOUS_COMPRESSION
scripts/config --set-val CONFIG_LRNG_IRQ_ENTROPY_RATE 256
scripts/config --enable CONFIG_LRNG_JENT
scripts/config --set-val CONFIG_LRNG_JENT_ENTROPY_RATE 16
scripts/config --enable CONFIG_LRNG_CPU
scripts/config --set-val CONFIG_LRNG_CPU_FULL_ENT_MULTIPLIER 1
scripts/config --set-val CONFIG_LRNG_CPU_ENTROPY_RATE 8
scripts/config --enable CONFIG_LRNG_SCHED
scripts/config --set-val CONFIG_LRNG_SCHED_ENTROPY_RATE 4294967295
scripts/config --enable CONFIG_LRNG_DRNG_CHACHA20
scripts/config --module CONFIG_LRNG_DRBG
scripts/config --module CONFIG_LRNG_DRNG_KCAPI
scripts/config --enable CONFIG_LRNG_SWITCH
scripts/config --enable CONFIG_LRNG_SWITCH_HASH
scripts/config --module CONFIG_LRNG_HASH_KCAPI
scripts/config --enable CONFIG_LRNG_SWITCH_DRNG
scripts/config --module CONFIG_LRNG_SWITCH_DRBG
scripts/config --module CONFIG_LRNG_SWITCH_DRNG_KCAPI
scripts/config --enable CONFIG_LRNG_DFLT_DRNG_CHACHA20
scripts/config --disable CONFIG_LRNG_DFLT_DRNG_DRBG
scripts/config --disable CONFIG_LRNG_DFLT_DRNG_KCAPI
scripts/config --enable CONFIG_LRNG_TESTING_MENU
scripts/config --disable CONFIG_LRNG_RAW_HIRES_ENTROPY
scripts/config --disable CONFIG_LRNG_RAW_JIFFIES_ENTROPY
scripts/config --disable CONFIG_LRNG_RAW_IRQ_ENTROPY
scripts/config --disable CONFIG_LRNG_RAW_RETIP_ENTROPY
scripts/config --disable CONFIG_LRNG_RAW_REGS_ENTROPY
scripts/config --disable CONFIG_LRNG_RAW_ARRAY
scripts/config --disable CONFIG_LRNG_IRQ_PERF
scripts/config --disable CONFIG_LRNG_RAW_SCHED_HIRES_ENTROPY
scripts/config --disable CONFIG_LRNG_RAW_SCHED_PID_ENTROPY
scripts/config --disable CONFIG_LRNG_RAW_SCHED_START_TIME_ENTROPY
scripts/config --disable CONFIG_LRNG_RAW_SCHED_NVCSW_ENTROPY
scripts/config --disable CONFIG_LRNG_SCHED_PERF
scripts/config --disable CONFIG_LRNG_ACVT_HASH
scripts/config --disable CONFIG_LRNG_RUNTIME_MAX_WO_RESEED_CONFIG
scripts/config --disable CONFIG_LRNG_TEST_CPU_ES_COMPRESSION
scripts/config --enable CONFIG_LRNG_SELFTEST
scripts/config --disable CONFIG_LRNG_SELFTEST_PANIC
fi
if [ -n " $_zstd_swap_compression " ] ; then
echo "Enabling zram ZSTD compression..."
scripts/config --disable ZRAM_DEF_COMP_LZORLE \
--enable ZRAM_DEF_COMP_ZSTD \
--set-str ZRAM_DEF_COMP zstd \
--disable ZSWAP_COMPRESSOR_DEFAULT_LZ4 \
--enable ZSWAP_COMPRESSOR_DEFAULT_ZSTD \
--set-str ZSWAP_COMPRESSOR_DEFAULT zstd \
--enable ZRAM_ENTROPY \
--set-val ZRAM_ENTROPY_THRESHOLD 100000
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fi
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if [ -n " $_disable_debug " ] ; then
scripts/config --disable DEBUG_INFO \
--disable DEBUG_INFO_BTF \
--disable DEBUG_INFO_DWARF4 \
--disable DEBUG_INFO_DWARF5 \
--disable PAHOLE_HAS_SPLIT_BTF \
--disable DEBUG_INFO_BTF_MODULES \
--disable SLUB_DEBUG \
--disable PM_DEBUG \
--disable PM_ADVANCED_DEBUG \
--disable PM_SLEEP_DEBUG \
--disable ACPI_DEBUG \
--disable SCHED_DEBUG \
--disable LATENCYTOP \
--disable DEBUG_PREEMPT
fi
echo "Enable USER_NS_UNPRIVILEGED"
scripts/config --enable USER_NS
echo "Enable WINE FASTSYNC"
scripts/config --enable WINESYNC
### 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
echo "Extracting config from /proc/config.gz..."
# modprobe configs
zcat /proc/config.gz > ./.config
else
warning "Your kernel was not compiled with IKPROC!"
warning "You cannot read the current config!"
warning "Aborting!"
exit
fi
fi
### Optionally load needed modules for the make localmodconfig
# See https://aur.archlinux.org/packages/modprobed-db
if [ -n " $_localmodcfg " ] ; then
if [ -e $HOME /.config/modprobed.db ] ; then
echo "Running Steven Rostedt's make localmodconfig now"
make ${ BUILD_FLAGS [*] } LSMOD = $HOME /.config/modprobed.db localmodconfig
else
echo "No modprobed.db data found"
exit
fi
fi
### Rewrite configuration
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echo "Rewrite configuration..."
make ${ BUILD_FLAGS [*] } prepare
yes "" | make ${ BUILD_FLAGS [*] } config >/dev/null
diff -u ../config .config || :
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### Prepared version
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make ${ BUILD_FLAGS [*] } -s kernelrelease > version
echo " Prepared $pkgbase version $( <version) "
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### Running make nconfig
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[ [ -z " $_makenconfig " ] ] || make ${ BUILD_FLAGS [*] } nconfig
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### Save configuration for later reuse
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echo "Save configuration for later reuse..."
cat .config > " ${ startdir } /config- ${ pkgver } - ${ pkgrel } ${ pkgbase #linux } "
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### Save configuration for later reuse
# cp -Tf ./.config "${startdir}/config-${pkgver}-${pkgrel}${pkgbase#linux}"
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}
build( ) {
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cd ${ srcdir } /${ _srcname }
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make ${ BUILD_FLAGS [*] } -j$( nproc) all
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if [ -n " $_build_zfs " ] ; then
cd ${ srcdir } /"zfs"
if [ -n " $_use_llvm_lto " ] ; then
./autogen.sh
sed -i " s|\$(uname -r)| ${ pkgver } - ${ pkgsuffix } |g " configure
./configure KERNEL_LLVM = 1 --prefix= /usr --sysconfdir= /etc --sbindir= /usr/bin --libdir= /usr/lib \
--datadir= /usr/share --includedir= /usr/include --with-udevdir= /lib/udev \
--libexecdir= /usr/lib/zfs --with-config= kernel \
--with-linux= ${ srcdir } /$_srcname
else
./autogen.sh
sed -i " s|\$(uname -r)| ${ pkgver } - ${ pkgsuffix } |g " configure
./configure --prefix= /usr --sysconfdir= /etc --sbindir= /usr/bin --libdir= /usr/lib \
--datadir= /usr/share --includedir= /usr/include --with-udevdir= /lib/udev \
--libexecdir= /usr/lib/zfs --with-config= kernel \
--with-linux= ${ srcdir } /$_srcname
fi
make ${ BUILD_FLAGS [*] }
fi
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}
_package( ) {
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pkgdesc = " The $pkgdesc kernel and modules "
depends = ( 'coreutils' 'kmod' 'initramfs' )
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optdepends = ( 'wireless-regdb: to set the correct wireless channels of your country'
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'linux-firmware: firmware images needed for some devices'
'modprobed-db: Keeps track of EVERY kernel module that has ever been probed - useful for those of us who make localmodconfig'
'uksmd: Userspace KSM helper daemon' )
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provides = ( VIRTUALBOX-GUEST-MODULES WIREGUARD-MODULE KSMBD-MODULE UKSMD-BUILTIN)
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cd ${ srcdir } /$_srcname
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local kernver = " $( <version) "
local modulesdir = " $pkgdir /usr/lib/modules/ $kernver "
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echo "Installing boot image..."
# systemd expects to find the kernel here to allow hibernation
# https://github.com/systemd/systemd/commit/edda44605f06a41fb86b7ab8128dcf99161d2344
install -Dm644 " $( make -s image_name) " " $modulesdir /vmlinuz "
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# Used by mkinitcpio to name the kernel
echo " $pkgbase " | install -Dm644 /dev/stdin " $modulesdir /pkgbase "
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echo "Installing modules..."
make INSTALL_MOD_PATH = " $pkgdir /usr " INSTALL_MOD_STRIP = 1 \
DEPMOD = /doesnt/exist modules_install # Suppress depmod
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# remove build and source links
rm " $modulesdir " /{ source,build}
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}
_package-headers( ) {
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pkgdesc = " Headers and scripts for building modules for the $pkgdesc kernel "
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depends = ( 'pahole' linux-${ pkgsuffix } )
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cd ${ srcdir } /${ _srcname }
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local builddir = " $pkgdir /usr/lib/modules/ $( <version) /build "
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echo "Installing build files..."
install -Dt " $builddir " -m644 .config Makefile Module.symvers System.map \
localversion.* version vmlinux
install -Dt " $builddir /kernel " -m644 kernel/Makefile
install -Dt " $builddir /arch/x86 " -m644 arch/x86/Makefile
cp -t " $builddir " -a scripts
# required when STACK_VALIDATION is enabled
install -Dt " $builddir /tools/objtool " tools/objtool/objtool
# required when DEBUG_INFO_BTF_MODULES is enabled
if [ -f tools/bpf/resolve_btfids/resolve_btfids ] ; then
install -Dt " $builddir /tools/bpf/resolve_btfids " tools/bpf/resolve_btfids/resolve_btfids
fi
echo "Installing headers..."
cp -t " $builddir " -a include
cp -t " $builddir /arch/x86 " -a arch/x86/include
install -Dt " $builddir /arch/x86/kernel " -m644 arch/x86/kernel/asm-offsets.s
install -Dt " $builddir /drivers/md " -m644 drivers/md/*.h
install -Dt " $builddir /net/mac80211 " -m644 net/mac80211/*.h
# https://bugs.archlinux.org/task/13146
install -Dt " $builddir /drivers/media/i2c " -m644 drivers/media/i2c/msp3400-driver.h
# https://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
# https://bugs.archlinux.org/task/71392
install -Dt " $builddir /drivers/iio/common/hid-sensors " -m644 drivers/iio/common/hid-sensors/*.h
echo "Installing KConfig files..."
find . -name 'Kconfig*' -exec install -Dm644 { } " $builddir /{} " \;
echo "Removing unneeded architectures..."
local arch
for arch in " $builddir " /arch/*/; do
[ [ $arch = */x86/ ] ] && continue
echo " Removing $( basename " $arch " ) "
rm -r " $arch "
done
echo "Removing documentation..."
rm -r " $builddir /Documentation "
echo "Removing broken symlinks..."
find -L " $builddir " -type l -printf 'Removing %P\n' -delete
echo "Removing loose objects..."
find " $builddir " -type f -name '*.o' -printf 'Removing %P\n' -delete
echo "Stripping build tools..."
local file
while read -rd '' file; do
case " $( file -bi " $file " ) " in
application/x-sharedlib\; *) # Libraries (.so)
strip -v $STRIP_SHARED " $file " ; ;
application/x-archive\; *) # Libraries (.a)
strip -v $STRIP_STATIC " $file " ; ;
application/x-executable\; *) # Binaries
strip -v $STRIP_BINARIES " $file " ; ;
application/x-pie-executable\; *) # Relocatable binaries
strip -v $STRIP_SHARED " $file " ; ;
esac
done < <( find " $builddir " -type f -perm -u+x ! -name vmlinux -print0)
echo "Stripping vmlinux..."
strip -v $STRIP_STATIC " $builddir /vmlinux "
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echo "Adding symlink..."
mkdir -p " $pkgdir /usr/src "
ln -sr " $builddir " " $pkgdir /usr/src/ $pkgbase "
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}
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_package-zfs( ) {
pkgdesc = " zfs module for the $pkgdesc kernel "
depends = ( 'pahole' linux-$pkgsuffix = $_kernver )
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cd ${ srcdir } /"zfs"
install -dm755 " $pkgdir /usr/lib/modules/ ${ _kernver } - ${ pkgsuffix } "
install -m644 module/*/*.ko " $pkgdir /usr/lib/modules/ ${ _kernver } - ${ pkgsuffix } "
find " $pkgdir " -name '*.ko' -exec zstd --rm -10 { } +
# sed -i -e "s/EXTRAMODULES='.*'/EXTRAMODULES='${pkgver}-${pkgbase}'/" "$startdir/zfs.install"
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}
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pkgname = ( " $pkgbase " " $pkgbase -headers " )
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if [ -n " $_build_zfs " ] ; then
pkgname += ( " $pkgbase -zfs " )
fi
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for _p in " ${ pkgname [@] } " ; do
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eval " package_ $_p () {
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$( declare -f " _package ${ _p # $pkgbase } " )
_package${ _p # $pkgbase }
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} "
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done
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sha256sums = ( 'e20d8e54a782f7079b22762e8ee8adec0d08351b1083553adb2d6885ad1815af'
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'77b27a36371d871b8fb22e43310df46a385ae9d1c69e35679eda7fca57d6eb26'
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'ce8bf7807b45a27eed05a5e1de5a0bf6293a3bbc2085bacae70cd1368f368d1f'
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'9a8c1a728fd999d7784c55d07d58bf32b84fe6ad2dc661c018c9cc1eff090190'
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'7a36fe0a53a644ade0ce85f08f9ca2ebaddd47876966b7cc9d4cae8844649271' )