1053 lines
38 KiB
Bash
1053 lines
38 KiB
Bash
# Maintainer: Peter Jung ptr1337 <admin@ptr1337.dev> && Piotr Gorski <piotrgorski@cachyos.org>
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# Contributor: Jan Alexander Steffens (heftig) <jan.steffens@gmail.com>
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# Contributor: Tobias Powalowski <tpowa@archlinux.org>
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# Contributor: Thomas Baechler <thomas@archlinux.org>
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### Selecting CachyOS config
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# ATTENTION - one of two predefined values should be selected!
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# 'yes' - enable CachyOS config
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# 'no' - disable CachyOS config
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_cachy_config=${_cachy_config-'yes'}
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### Selecting the CPU scheduler
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# ATTENTION - one of seven predefined values should be selected!
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# 'bmq' - select 'BitMap Queue CPU scheduler'
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# 'pds' - select 'Priority and Deadline based Skip list multiple queue CPU scheduler'
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# 'cacule' - select 'CacULE scheduler'
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# 'cacule-rdb' - select 'CacULE-RDB scheduler'
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# 'bore' - select 'Burst-Oriented Response Enhancer'
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# 'cfs' - select 'Completely Fair Scheduler'
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# 'tt' - select 'Task Type Scheduler by Hamad Marri'
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# 'hardened' - select 'BORE Scheduler hardened' ## kernel with hardened config and hardening patches with the bore scheduler
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_cpusched=${_cpusched-'bore'}
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## Apply some suggested sysctl values from the bore developer
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## These are adjusted to BORE
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_tune_bore=${_tune_bore-}
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### BUILD OPTIONS
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# Set these variables to ANYTHING that is not null to enable them
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### Tweak kernel options prior to a build via nconfig
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_makenconfig=${_makenconfig-}
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### Tweak kernel options prior to a build via menuconfig
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_makemenuconfig=${_makemenuconfig-}
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### Tweak kernel options prior to a build via xconfig
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_makexconfig=${_makexconfig-}
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### Tweak kernel options prior to a build via gconfig
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_makegconfig=${_makegconfig-}
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# NUMA is optimized for multi-socket motherboards.
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# A single multi-core CPU actually runs slower with NUMA enabled.
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# See, https://bugs.archlinux.org/task/31187
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_NUMAdisable=${_NUMAdisable-}
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# Compile ONLY used modules to VASTLYreduce the number of modules built
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# and the build time.
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#
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# To keep track of which modules are needed for your specific system/hardware,
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# give module_db script a try: https://aur.archlinux.org/packages/modprobed-db
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# This PKGBUILD read the database kept if it exists
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#
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# More at this wiki page ---> https://wiki.archlinux.org/index.php/Modprobed-db
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_localmodcfg=${_localmodcfg-}
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# Use the current kernel's .config file
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# Enabling this option will use the .config of the RUNNING kernel rather than
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# the ARCH defaults. Useful when the package gets updated and you already went
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# through the trouble of customizing your config options. NOT recommended when
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# a new kernel is released, but again, convenient for package bumps.
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_use_current=${_use_current-}
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### Enable KBUILD_CFLAGS -O3
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_cc_harder=${_cc_harder-y}
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### Set this to your number of threads you have in your machine otherwise it will default to 128
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_nr_cpus=${_nr_cpus-}
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### Set performance governor as default
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_per_gov=${_per_gov-y}
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### Enable TCP_CONG_BBR2
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_tcp_bbr2=${_tcp_bbr2-y}
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### Running with a 1000HZ, 750Hz, 600 Hz, 500Hz, 300Hz, 250Hz and 100Hz tick rate
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_HZ_ticks=${_HZ_ticks-500}
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## Choose between perodic, idle or full
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### Full tickless can give higher performances in various cases but, depending on hardware, lower consistency.
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_tickrate=${_tickrate-full}
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## Choose between full(low-latency), voluntary or server
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_preempt=${_preempt-full}
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### Disable MQ-Deadline I/O scheduler
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_mq_deadline_disable=${_mq_deadline_disable-y}
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### Disable Kyber I/O scheduler
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_kyber_disable=${_kyber_disable-y}
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### Enable multigenerational LRU
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# ATTENTION - one of three predefined values should be selected!
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# 'standard' - enable multigenerational LRU
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# 'stats' - enable multigenerational LRU with stats
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# 'none' - disable multigenerational LRU
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_lru_config=${_lru_config-'standard'}
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### Enable per-VMA locking
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# ATTENTION - one of three predefined values should be selected!
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# 'standard' - enable per-VMA locking
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# 'stats' - enable per-VMA locking with stats
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# 'none' - disable per-VMA locking
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_vma_config=${_vma_config-'standard'}
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### Transparent Hugepages
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# ATTENTION - one of two predefined values should be selected!
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# 'always' - always enable THP
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# 'madvise' - madvise, prevent applications from allocating more memory resources than necessary
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# More infos here:
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# https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/performance_tuning_guide/sect-red_hat_enterprise_linux-performance_tuning_guide-configuring_transparent_huge_pages
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_hugepage=${_hugepage-'always'}
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## Enable DAMON
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_damon=${_damon-}
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## Enable Linux Random Number Generator
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_lrng_enable=${_lrng_enable-}
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# CPU compiler optimizations - Defaults to prompt at kernel config if left empty
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# AMD CPUs : "k8" "k8sse3" "k10" "barcelona" "bobcat" "jaguar" "bulldozer" "piledriver" "steamroller" "excavator" "zen" "zen2" "zen3"
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# 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"
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# Other options :
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# - "native_amd" (use compiler autodetection - Selecting your arch manually in the list above is recommended instead of this option)
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# - "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)
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# - "generic" (kernel's default - to share the package between machines with different CPU µarch as long as they are x86-64)
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#
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# Or use the _use_auto_optimization with _use_auto_optimization=y
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_processor_opt=${_processor_opt-}
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_use_auto_optimization=${_use_auto_optimization-y}
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# disable debug to lower the size of the kernel
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_disable_debug=${_disable_debug-}
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## Enable zram/zswap ZSTD compression
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_zstd_compression=${_zstd_compression-y}
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### Selecting the ZSTD kernel and modules compression level
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# ATTENTION - one of two predefined values should be selected!
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# 'ultra' - highest compression ratio
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# 'normal' - standard compression ratio
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# WARNING: the ultra settings can sometimes
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# be counterproductive in both size and speed.
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_zstd_level_value=${_zstd_level_value-'normal'}
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# Clang LTO mode, only available with the "llvm" compiler - options are "no", "full" or "thin".
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# "full: uses 1 thread for Linking, slow and uses more memory, theoretically with the highest performance gains."
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# "thin: uses multiple threads, faster and uses less memory, may have a lower runtime performance than Full."
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_use_llvm_lto=${_use_llvm_lto-}
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# Use suffix -lto only when requested by the user
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# Enabled by default.
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# If you do not want the suffix -lto remove the "y" sign next to the flag.
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# https://github.com/CachyOS/linux-cachyos/issues/36
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_use_lto_suffix=${_use_lto_suffix-y}
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# ATTENTION!: Really experimental LTO implementation for GCC
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# This can improve the performance of the kernel
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# The performance difference is currently negligible
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# DEBUG and BTF needs to be disabled, otherwise the compilation is failing
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# The Kernel is bigger with GCC LTO due to more inlining
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# More informations:
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# https://lore.kernel.org/lkml/20221114114344.18650-1-jirislaby@kernel.org/T/#md8014ad799b02221b67f33584002d98ede6234eb
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_use_gcc_lto=${_use_gcc_lto-}
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# KCFI is a proposed forward-edge control-flow integrity scheme for
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# Clang, which is more suitable for kernel use than the existing CFI
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# scheme used by CONFIG_CFI_CLANG. kCFI doesn't require LTO, doesn't
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# alter function references to point to a jump table, and won't break
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# function address equality.
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# ATTENTION!: You need llvm-git or a patched llvm 15
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# ATTENTION!: This is experimental, could fail to boot with nvidia
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_use_kcfi=${_use_kcfi-}
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# Build the zfs module in to the kernel
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_build_zfs=${_build_zfs-}
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# Enable bcachefs
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_bcachefs=${_bcachefs-}
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# Enable LATENCY NICE
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# Latency nice is a approach to sets latency-nice as a per-task attribute
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# It can improve the latency of applications similar to sched_nice, but focused on the latency
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# You need to set the values per task
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# Ananicy-cpp has a experimental implementation for this
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# It converts sched_nice to latency_nice and set this per task
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# You need to configure ananicy-cpp for this or use existing settings
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# If you want to test it, use the following branch
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# https://gitlab.com/ananicy-cpp/ananicy-cpp/-/tree/feature/latency-nice
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_latency_nice=${_latency_nice-y}
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if [[ -n "$_use_llvm_lto" && -n "$_use_lto_suffix" ]]; then
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pkgsuffix=cachyos-lto
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pkgbase=linux-$pkgsuffix
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else
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pkgsuffix=cachyos
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pkgbase=linux-$pkgsuffix
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fi
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_major=6.1
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_minor=2
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#_minorc=$((_minor+1))
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#_rcver=rc8
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pkgver=${_major}.${_minor}
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_stable=${_major}.${_minor}
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#_stable=${_major}
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#_stablerc=${_major}-${_rcver}
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_srcname=linux-${_stable}
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#_srcname=linux-${_major}
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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')
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url="https://github.com/CachyOS/linux-cachyos"
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license=('GPL2')
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options=('!strip')
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makedepends=('bc' 'libelf' 'pahole' 'cpio' 'perl' 'tar' 'xz' 'zstd' 'gcc' 'gcc-libs' 'glibc' 'binutils' 'make' 'patch')
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# LLVM makedepends
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if [ -n "$_use_llvm_lto" ]; then
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makedepends+=(clang llvm lld python)
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BUILD_FLAGS=(
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CC=clang
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LD=ld.lld
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LLVM=1
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LLVM_IAS=1
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)
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fi
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# ZFS makedepends
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if [ -n "$_build_zfs" ]; then
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makedepends+=(git)
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fi
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_patchsource="https://raw.githubusercontent.com/cachyos/kernel-patches/master/${_major}"
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source=(
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"https://cdn.kernel.org/pub/linux/kernel/v${pkgver%%.*}.x/${_srcname}.tar.xz"
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"config"
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"auto-cpu-optimization.sh"
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"${_patchsource}/all/0001-cachyos-base-all.patch")
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## ZFS Support
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if [ -n "$_build_zfs" ]; then
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source+=("git+https://github.com/cachyos/zfs.git#commit=21bd7661334cd865d17934bebbcaf8d3356279ee")
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fi
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## Latency NICE Support
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if [ -n "$_latency_nice" ]; then
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if [[ "$_cpusched" = "bore" || "$_cpusched" = "cfs" || "$_cpusched" = "hardened" ]]; then
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source+=("${_patchsource}/misc/0001-Add-latency-priority-for-CFS-class.patch")
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fi
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fi
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## BMQ Scheduler
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if [ "$_cpusched" = "bmq" ]; then
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source+=("${_patchsource}/sched/0001-prjc-cachy.patch")
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fi
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## PDS Scheduler
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if [ "$_cpusched" = "pds" ]; then
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source+=("${_patchsource}/sched/0001-prjc-cachy.patch")
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fi
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## BORE Scheduler with latency_nice
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if [ "$_cpusched" = "bore" ]; then
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source+=("${_patchsource}/sched/0001-bore-cachy.patch")
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## BORE SYSCTL TUNING
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if [ -n "$_tune_bore" ]; then
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source+=("${_patchsource}/misc/0001-bore-tuning-sysctl.patch")
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fi
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fi
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## CacULE Scheduler
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if [ "$_cpusched" = "cacule" ]; then
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source+=("${_patchsource}/sched/0001-cacULE-cachy.patch")
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fi
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## CacULE-RDB Scheduler
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if [ "$_cpusched" = "cacule-rdb" ]; then
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source+=("${_patchsource}/sched/0001-cacULE-cachy.patch")
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fi
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## TT Scheduler
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if [ "$_cpusched" = "tt" ]; then
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source+=("${_patchsource}/sched/0001-tt-cachy.patch")
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fi
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## Hardened Patches with BORE Scheduler
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if [ "$_cpusched" = "hardened" ]; then
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source+=("${_patchsource}/sched/0001-bore-cachy.patch"
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"${_patchsource}/misc/0001-hardened.patch")
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fi
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## Kernel CFI Patch
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if [ -n "$_use_kcfi" ]; then
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BUILD_FLAGS=(
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CC=clang
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LD=ld.lld
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LLVM=1
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)
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fi
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## bcachefs Support
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if [ -n "$_bcachefs" ]; then
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source+=("${_patchsource}/misc/0001-bcachefs.patch")
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fi
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if [ -n "$_use_gcc_lto" ]; then
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## GCC-LTO Patch
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## Fix for current gcc --enable-default-pie option
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source+=("${_patchsource}/misc/gcc-lto/0001-gcc-LTO-support-for-the-kernel.patch"
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"${_patchsource}/misc/gcc-lto/0002-gcc-lto-no-pie.patch")
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fi
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export KBUILD_BUILD_HOST=cachyos
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export KBUILD_BUILD_USER=$pkgbase
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export KBUILD_BUILD_TIMESTAMP="$(date -Ru${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH})"
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prepare() {
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cd ${srcdir}/$_srcname
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echo "Setting version..."
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scripts/setlocalversion --save-scmversion
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echo "-$pkgrel" > localversion.10-pkgrel
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echo "${pkgbase#linux}" > localversion.20-pkgname
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local src
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for src in "${source[@]}"; do
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src="${src%%::*}"
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src="${src##*/}"
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[[ $src = *.patch ]] || continue
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echo "Applying patch $src..."
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patch -Np1 < "../$src"
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done
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echo "Setting config..."
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cp ../config .config
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### Select CPU optimization
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if [ -n "$_processor_opt" ]; then
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MARCH=$(echo $_processor_opt|tr '[:lower:]' '[:upper:]'&&echo)
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MARCH2=M${MARCH}
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scripts/config -k --disable CONFIG_GENERIC_CPU
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scripts/config -k --enable CONFIG_${MARCH2}
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fi
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### Use autooptimization
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if [ -n "$_use_auto_optimization" ]; then
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"${srcdir}"/auto-cpu-optimization.sh
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fi
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### Selecting CachyOS config
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if [ "$_cachy_config" = "yes" ]; then
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echo "Enabling CachyOS config..."
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scripts/config --enable CACHY
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elif [ "$_cachy_config" = "no" ]; then
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echo "Disabling CachyOS config..."
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scripts/config --disable CACHY
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else
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if [ -n "$_cachy_config" ]; then
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error "The value $_cachy_config is invalid. Choose the correct one again."
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else
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error "The value is empty. Choose the correct one again."
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fi
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error "Selecting CachyOS config failed!"
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exit
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fi
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### Selecting the CPU scheduler
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if [ "$_cpusched" = "bmq" ]; then
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echo "Selecting BMQ CPU scheduler..."
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scripts/config --enable SCHED_ALT \
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--enable SCHED_BMQ \
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--disable SCHED_PDS
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elif [ "$_cpusched" = "pds" ]; then
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echo "Selecting PDS CPU scheduler..."
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scripts/config --enable SCHED_ALT \
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--disable SCHED_BMQ \
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--enable SCHED_PDS
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elif [ "$_cpusched" = "cacule" ]; then
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echo "Selecting CacULE scheduler..."
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scripts/config --enable CACULE_SCHED \
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--disable CACULE_RDB
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elif [ "$_cpusched" = "cacule-rdb" ]; then
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echo "Selecting CacULE-RDB scheduler..."
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scripts/config --enable CACULE_SCHED \
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--enable CACULE_RDB \
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--set-val RDB_INTERVAL 19
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elif [ "$_cpusched" = "bore" ]; then
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echo "Selecting BORE Scheduler..."
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scripts/config --enable SCHED_BORE
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elif [ "$_cpusched" = "tt" ]; then
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echo "Selecting TT Scheduler..."
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scripts/config --enable TT_SCHED \
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--enable TT_ACCOUNTING_STATS
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elif [ "$_cpusched" = "cfs" ]; then
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echo "Selecting Completely Fair Scheduler..."
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elif [ "$_cpusched" = "hardened" ]; then
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echo "Selecting hardened patches with the BORE Scheduler..."
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else
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if [ -n "$_cpusched" ]; then
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error "The value $_cpusched is invalid. Choose the correct one again."
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else
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error "The value is empty. Choose the correct one again."
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fi
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error "Selecting the CPU scheduler failed!"
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exit
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fi
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### Enable KCFI
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if [ -n "$_use_kcfi" ]; then
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echo "Enabling kCFI"
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scripts/config --enable ARCH_SUPPORTS_CFI_CLANG \
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--enable CFI_CLANG
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fi
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### Select LLVM level
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if [ "$_use_llvm_lto" = "thin" ]; then
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echo "Enabling LLVM THIN LTO..."
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scripts/config --enable LTO \
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--enable LTO_CLANG \
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--enable ARCH_SUPPORTS_LTO_CLANG \
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--enable ARCH_SUPPORTS_LTO_CLANG_THIN \
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--disable LTO_NONE \
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--enable HAS_LTO_CLANG \
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--disable LTO_CLANG_FULL \
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--enable LTO_CLANG_THIN \
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--enable HAVE_GCC_PLUGINS
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elif [ "$_use_llvm_lto" = "full" ]; then
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echo "Enabling LLVM FULL LTO..."
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scripts/config --enable LTO \
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--enable LTO_CLANG \
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--enable ARCH_SUPPORTS_LTO_CLANG \
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--enable ARCH_SUPPORTS_LTO_CLANG_THIN \
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--disable LTO_NONE \
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--enable HAS_LTO_CLANG \
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--enable LTO_CLANG_FULL \
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--disable LTO_CLANG_THIN \
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--enable HAVE_GCC_PLUGINS
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else
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scripts/config --enable LTO_NONE
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fi
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### Enable GCC FULL LTO
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### Disable LTO_CP_CLONE, its experimental
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if [ -n "$_use_gcc_lto" ]; then
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scripts/config --enable LTO_GCC \
|
|
--disable LTO_CP_CLONE
|
|
### Disable DEBUG, pahole is currently broken with GCC LTO
|
|
_disable_debug=y
|
|
fi
|
|
|
|
### Select tick rate
|
|
if [ "$_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..."
|
|
scripts/config --enable HZ_300 \
|
|
--set-val HZ 300
|
|
elif [ "$_HZ_ticks" = "250" ]; then
|
|
echo "Setting tick rate to 250Hz..."
|
|
scripts/config --disable HZ_300 \
|
|
--enable HZ_250 \
|
|
--set-val HZ 250
|
|
elif [ "$_HZ_ticks" = "100" ]; then
|
|
echo "Setting tick rate to 100Hz..."
|
|
scripts/config --disable HZ_300 \
|
|
--enable HZ_100 \
|
|
--set-val HZ 100
|
|
else
|
|
if [ -n "$_HZ_ticks" ]; then
|
|
error "The value $_HZ_ticks is invalid. Choose the correct one again."
|
|
else
|
|
error "The value is empty. Choose the correct one again."
|
|
fi
|
|
error "Selecting Setting tick rate failed!"
|
|
exit
|
|
fi
|
|
|
|
### Disable NUMA
|
|
if [ -n "$_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
|
|
|
|
### Setting NR_CPUS
|
|
if [ -n "$_nr_cpus" ]; then
|
|
echo "Setting custom NR_CPUS..."
|
|
scripts/config --set-val NR_CPUS "$_nr_cpus"
|
|
else
|
|
echo "Setting default NR_CPUS..."
|
|
scripts/config --set-val NR_CPUS 320
|
|
fi
|
|
|
|
### Disable MQ Deadline I/O scheduler
|
|
if [ -n "$_mq_deadline_disable" ]; then
|
|
echo "Disabling MQ-Deadline I/O scheduler..."
|
|
scripts/config --disable MQ_IOSCHED_DEADLINE
|
|
fi
|
|
|
|
### Disable Kyber I/O scheduler
|
|
if [ -n "$_kyber_disable" ]; then
|
|
echo "Disabling Kyber I/O scheduler..."
|
|
scripts/config --disable MQ_IOSCHED_KYBER
|
|
fi
|
|
|
|
### Select performance governor
|
|
if [ -n "$_per_gov" ]; then
|
|
echo "Setting performance governor..."
|
|
scripts/config --disable CPU_FREQ_DEFAULT_GOV_SCHEDUTIL \
|
|
--enable CPU_FREQ_DEFAULT_GOV_PERFORMANCE
|
|
fi
|
|
|
|
### Select tick type
|
|
if [ "$_tickrate" = "periodic" ]; 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 [ "$_tickrate" = "idle" ]; then
|
|
echo "Enabling idle ticks.."
|
|
scripts/config --disable HZ_PERIODIC \
|
|
--disable NO_HZ_FULL \
|
|
--enable NO_HZ_IDLE \
|
|
--enable NO_HZ \
|
|
--enable NO_HZ_COMMON
|
|
elif [ "$_tickrate" = "full" ]; then
|
|
echo "Enabling full ticks..."
|
|
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
|
|
else
|
|
if [ -n "$_tickrate" ]; then
|
|
error "The value $_tickrate is invalid. Choose the correct one again."
|
|
else
|
|
error "The value is empty. Choose the correct one again."
|
|
fi
|
|
error "Selecting the tick rate failed!"
|
|
exit
|
|
fi
|
|
|
|
### Select preempt type
|
|
if [ "$_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 [ "$_preempt" = "voluntary" ]; then
|
|
echo "Enabling voluntary preempt..."
|
|
scripts/config --enable PREEMPT_BUILD \
|
|
--disable PREEMPT_NONE \
|
|
--enable PREEMPT_VOLUNTARY \
|
|
--disable PREEMPT \
|
|
--enable PREEMPT_COUNT \
|
|
--enable PREEMPTION \
|
|
--disable PREEMPT_DYNAMIC
|
|
elif [ "$_preempt" = "server" ]; then
|
|
echo "Enabling server preempt..."
|
|
scripts/config --enable PREEMPT_NONE_BUILD \
|
|
--enable PREEMPT_NONE \
|
|
--disable PREEMPT_VOLUNTARY \
|
|
--disable PREEMPT \
|
|
--disable PREEMPT_COUNT \
|
|
--disable PREEMPTION \
|
|
--disable PREEMPT_DYNAMIC
|
|
else
|
|
if [ -n "$_preempt" ]; then
|
|
error "The value $_preempt is invalid. Choose the correct one again."
|
|
else
|
|
error "The value is empty. Choose the correct one again."
|
|
fi
|
|
error "Selecting PREEMPT failed!"
|
|
exit
|
|
fi
|
|
|
|
### Enable O3
|
|
if [ -n "$_cc_harder" ]; then
|
|
echo "Enabling KBUILD_CFLAGS -O3..."
|
|
scripts/config --disable CC_OPTIMIZE_FOR_PERFORMANCE \
|
|
--enable CC_OPTIMIZE_FOR_PERFORMANCE_O3
|
|
fi
|
|
|
|
### Enable bbr2
|
|
if [ -n "$_tcp_bbr2" ]; then
|
|
echo "Disabling TCP_CONG_CUBIC..."
|
|
scripts/config --module TCP_CONG_CUBIC \
|
|
--disable DEFAULT_CUBIC \
|
|
--enable TCP_CONG_BBR2 \
|
|
--enable DEFAULT_BBR2 \
|
|
--set-str DEFAULT_TCP_CONG bbr2
|
|
fi
|
|
|
|
### Select LRU config
|
|
if [ "$_lru_config" = "standard" ]; then
|
|
echo "Enabling multigenerational LRU..."
|
|
scripts/config --enable LRU_GEN \
|
|
--enable LRU_GEN_ENABLED \
|
|
--disable LRU_GEN_STATS
|
|
elif [ "$_lru_config" = "stats" ]; then
|
|
echo "Enabling multigenerational LRU with stats..."
|
|
scripts/config --enable LRU_GEN \
|
|
--enable LRU_GEN_ENABLED \
|
|
--enable LRU_GEN_STATS
|
|
elif [ "$_lru_config" = "none" ]; then
|
|
echo "Disabling multigenerational LRU..."
|
|
scripts/config --disable LRU_GEN
|
|
else
|
|
if [ -n "$_lru_config" ]; then
|
|
error "The value $_lru_config is invalid. Choose the correct one again."
|
|
else
|
|
error "The value is empty. Choose the correct one again."
|
|
fi
|
|
error "Enabling multigenerational LRU failed!"
|
|
exit
|
|
fi
|
|
|
|
### Select VMA config
|
|
if [ "$_vma_config" = "standard" ]; then
|
|
echo "Enabling per-VMA locking..."
|
|
scripts/config --enable PER_VMA_LOCK \
|
|
--disable PER_VMA_LOCK_STATS
|
|
elif [ "$_vma_config" = "stats" ]; then
|
|
echo "Enabling per-VMA locking with stats..."
|
|
scripts/config --enable PER_VMA_LOCK \
|
|
--enable PER_VMA_LOCK_STATS
|
|
elif [ "$_vma_config" = "none" ]; then
|
|
echo "Disabling per-VMA locking..."
|
|
scripts/config --disable PER_VMA_LOCK
|
|
else
|
|
if [ -n "$_vma_config" ]; then
|
|
error "The value $_vma_config is invalid. Choose the correct one again."
|
|
else
|
|
error "The value is empty. Choose the correct one again."
|
|
fi
|
|
error "Enabling per-VMA locking failed!"
|
|
exit
|
|
fi
|
|
|
|
### Select THP
|
|
if [ "$_hugepage" = "always" ]; then
|
|
echo "Enable THP always..."
|
|
scripts/config --disable TRANSPARENT_HUGEPAGE_MADVISE \
|
|
--enable TRANSPARENT_HUGEPAGE_ALWAYS
|
|
elif [ "$_hugepage" = "madvise" ]; then
|
|
echo "Enable THP madvise..."
|
|
scripts/config --disable TRANSPARENT_HUGEPAGE_ALWAYS \
|
|
--enable TRANSPARENT_HUGEPAGE_MADVISE
|
|
else
|
|
if [ -n "$_hugepage" ]; then
|
|
error "The value $_hugepage is invalid. Choose the correct one again."
|
|
else
|
|
error "The value is empty. Choose the correct one again."
|
|
fi
|
|
error "Setting THP has failed!"
|
|
exit
|
|
fi
|
|
|
|
### Enable DAMON
|
|
if [ -n "$_damon" ]; then
|
|
echo "Enabling DAMON..."
|
|
scripts/config --enable DAMON \
|
|
--enable DAMON_VADDR \
|
|
--enable DAMON_DBGFS \
|
|
--enable DAMON_SYSFS \
|
|
--enable DAMON_PADDR \
|
|
--enable DAMON_RECLAIM \
|
|
--enable DAMON_LRU_SORT
|
|
fi
|
|
|
|
### Enable LRNG
|
|
if [ -n "$_lrng_enable" ]; then
|
|
echo "Enabling Linux Random Number Generator ..."
|
|
scripts/config --disable RANDOM_DEFAULT_IMPL \
|
|
--enable LRNG \
|
|
--enable LRNG_SHA256 \
|
|
--enable LRNG_COMMON_DEV_IF \
|
|
--enable LRNG_DRNG_ATOMIC \
|
|
--enable LRNG_SYSCTL \
|
|
--enable LRNG_RANDOM_IF \
|
|
--enable LRNG_AIS2031_NTG1_SEEDING_STRATEGY \
|
|
--module LRNG_KCAPI_IF \
|
|
--module LRNG_HWRAND_IF \
|
|
--enable LRNG_DEV_IF \
|
|
--enable LRNG_RUNTIME_ES_CONFIG \
|
|
--enable LRNG_IRQ_DFLT_TIMER_ES \
|
|
--disable LRNG_SCHED_DFLT_TIMER_ES \
|
|
--enable LRNG_TIMER_COMMON \
|
|
--disable LRNG_COLLECTION_SIZE_256 \
|
|
--disable LRNG_COLLECTION_SIZE_512 \
|
|
--enable LRNG_COLLECTION_SIZE_1024 \
|
|
--disable LRNG_COLLECTION_SIZE_2048 \
|
|
--disable LRNG_COLLECTION_SIZE_4096 \
|
|
--disable LRNG_COLLECTION_SIZE_8192 \
|
|
--set-val LRNG_COLLECTION_SIZE 1024 \
|
|
--enable LRNG_HEALTH_TESTS \
|
|
--set-val LRNG_RCT_CUTOFF 31 \
|
|
--set-val LRNG_APT_CUTOFF 325 \
|
|
--enable LRNG_IRQ \
|
|
--enable LRNG_CONTINUOUS_COMPRESSION_ENABLED \
|
|
--disable LRNG_CONTINUOUS_COMPRESSION_DISABLED \
|
|
--enable LRNG_ENABLE_CONTINUOUS_COMPRESSION \
|
|
--enable LRNG_SWITCHABLE_CONTINUOUS_COMPRESSION \
|
|
--set-val LRNG_IRQ_ENTROPY_RATE 256 \
|
|
--enable LRNG_JENT \
|
|
--set-val LRNG_JENT_ENTROPY_RATE 16 \
|
|
--enable LRNG_CPU \
|
|
--set-val LRNG_CPU_FULL_ENT_MULTIPLIER 1 \
|
|
--set-val LRNG_CPU_ENTROPY_RATE 8 \
|
|
--enable LRNG_SCHED \
|
|
--set-val LRNG_SCHED_ENTROPY_RATE 4294967295 \
|
|
--enable LRNG_DRNG_CHACHA20 \
|
|
--module LRNG_DRBG \
|
|
--module LRNG_DRNG_KCAPI \
|
|
--enable LRNG_SWITCH \
|
|
--enable LRNG_SWITCH_HASH \
|
|
--module LRNG_HASH_KCAPI \
|
|
--enable LRNG_SWITCH_DRNG \
|
|
--module LRNG_SWITCH_DRBG \
|
|
--module LRNG_SWITCH_DRNG_KCAPI \
|
|
--enable LRNG_DFLT_DRNG_CHACHA20 \
|
|
--disable LRNG_DFLT_DRNG_DRBG \
|
|
--disable LRNG_DFLT_DRNG_KCAPI \
|
|
--enable LRNG_TESTING_MENU \
|
|
--disable LRNG_RAW_HIRES_ENTROPY \
|
|
--disable LRNG_RAW_JIFFIES_ENTROPY \
|
|
--disable LRNG_RAW_IRQ_ENTROPY \
|
|
--disable LRNG_RAW_RETIP_ENTROPY \
|
|
--disable LRNG_RAW_REGS_ENTROPY \
|
|
--disable LRNG_RAW_ARRAY \
|
|
--disable LRNG_IRQ_PERF \
|
|
--disable LRNG_RAW_SCHED_HIRES_ENTROPY \
|
|
--disable LRNG_RAW_SCHED_PID_ENTROPY \
|
|
--disable LRNG_RAW_SCHED_START_TIME_ENTROPY \
|
|
--disable LRNG_RAW_SCHED_NVCSW_ENTROPY \
|
|
--disable LRNG_SCHED_PERF \
|
|
--disable LRNG_ACVT_HASH \
|
|
--disable LRNG_RUNTIME_MAX_WO_RESEED_CONFIG \
|
|
--disable LRNG_TEST_CPU_ES_COMPRESSION \
|
|
--enable LRNG_SELFTEST \
|
|
--disable LRNG_SELFTEST_PANIC \
|
|
--disable LRNG_RUNTIME_FORCE_SEEDING_DISABLE
|
|
fi
|
|
|
|
### Enable zram/zswap ZSTD compression
|
|
if [ -n "$_zstd_compression" ]; then
|
|
echo "Enabling zram/swap 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
|
|
fi
|
|
|
|
### Selecting the ZSTD modules and kernel compression level
|
|
if [ "$_zstd_level_value" = "ultra" ]; then
|
|
echo "Enabling highest ZSTD modules and kernel compression ratio..."
|
|
scripts/config --set-val MODULE_COMPRESS_ZSTD_LEVEL 19 \
|
|
--enable MODULE_COMPRESS_ZSTD_ULTRA \
|
|
--set-val MODULE_COMPRESS_ZSTD_LEVEL_ULTRA 22 \
|
|
--set-val ZSTD_COMP_VAL 22
|
|
elif [ "$_zstd_level_value" = "normal" ]; then
|
|
echo "Enabling standard ZSTD modules and kernel compression ratio..."
|
|
scripts/config --set-val MODULE_COMPRESS_ZSTD_LEVEL 9 \
|
|
--disable MODULE_COMPRESS_ZSTD_ULTRA \
|
|
--set-val ZSTD_COMP_VAL 19
|
|
else
|
|
if [ -n "$_zstd_level_value" ]; then
|
|
error "The value $_zstd_level_value is invalid. Choose the correct one again."
|
|
else
|
|
error "The value is empty. Choose the correct one again."
|
|
fi
|
|
error "Selecting the ZSTD modules and kernel compression level failed!"
|
|
exit
|
|
fi
|
|
|
|
### Disable DEBUG
|
|
if [ -n "$_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
|
|
echo "Rewrite configuration..."
|
|
make ${BUILD_FLAGS[*]} prepare
|
|
yes "" | make ${BUILD_FLAGS[*]} config >/dev/null
|
|
diff -u ../config .config || :
|
|
|
|
### Prepared version
|
|
make ${BUILD_FLAGS[*]} -s kernelrelease > version
|
|
echo "Prepared $pkgbase version $(<version)"
|
|
|
|
### Running make nconfig
|
|
[[ -z "$_makenconfig" ]] || make ${BUILD_FLAGS[*]} nconfig
|
|
|
|
### Running make menuconfig
|
|
[[ -z "$_makemenuconfig" ]] || make ${BUILD_FLAGS[*]} menuconfig
|
|
|
|
### Running make xconfig
|
|
[[ -z "$_makexconfig" ]] || make ${BUILD_FLAGS[*]} xconfig
|
|
|
|
### Running make gconfig
|
|
[[ -z "$_makegconfig" ]] || make ${BUILD_FLAGS[*]} gconfig
|
|
|
|
### Save configuration for later reuse
|
|
echo "Save configuration for later reuse..."
|
|
cat .config > "${startdir}/config-${pkgver}-${pkgrel}${pkgbase#linux}"
|
|
|
|
}
|
|
|
|
build() {
|
|
cd ${srcdir}/${_srcname}
|
|
make ${BUILD_FLAGS[*]} -j$(nproc) all
|
|
|
|
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
|
|
}
|
|
|
|
_package() {
|
|
pkgdesc="The $pkgdesc kernel and modules"
|
|
depends=('coreutils' 'kmod' 'initramfs')
|
|
optdepends=('wireless-regdb: to set the correct wireless channels of your country'
|
|
'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')
|
|
provides=(VIRTUALBOX-GUEST-MODULES WIREGUARD-MODULE KSMBD-MODULE UKSMD-BUILTIN)
|
|
|
|
cd ${srcdir}/$_srcname
|
|
|
|
local kernver="$(<version)"
|
|
local modulesdir="$pkgdir/usr/lib/modules/$kernver"
|
|
|
|
echo "Installing boot image..."
|
|
# systemd expects to find the kernel here to allow hibernation
|
|
# https://github.com/systemd/systemd/commit/edda44605f06a41fb86b7ab8128dcf99161d2344
|
|
install -Dm644 "$(make -s image_name)" "$modulesdir/vmlinuz"
|
|
|
|
# Used by mkinitcpio to name the kernel
|
|
echo "$pkgbase" | install -Dm644 /dev/stdin "$modulesdir/pkgbase"
|
|
|
|
echo "Installing modules..."
|
|
make INSTALL_MOD_PATH="$pkgdir/usr" INSTALL_MOD_STRIP=1 \
|
|
DEPMOD=/doesnt/exist modules_install # Suppress depmod
|
|
|
|
# remove build and source links
|
|
rm "$modulesdir"/{source,build}
|
|
}
|
|
|
|
_package-headers() {
|
|
pkgdesc="Headers and scripts for building modules for the $pkgdesc kernel"
|
|
depends=('pahole' linux-${pkgsuffix} )
|
|
|
|
cd ${srcdir}/${_srcname}
|
|
local builddir="$pkgdir/usr/lib/modules/$(<version)/build"
|
|
|
|
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 "$(file -Sib "$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"
|
|
|
|
echo "Adding symlink..."
|
|
mkdir -p "$pkgdir/usr/src"
|
|
ln -sr "$builddir" "$pkgdir/usr/src/$pkgbase"
|
|
}
|
|
|
|
_package-zfs(){
|
|
pkgdesc="zfs module for the $pkgdesc kernel"
|
|
depends=('pahole' linux-$pkgsuffix=$_kernver)
|
|
|
|
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}'/" "$startdir/zfs.install"
|
|
}
|
|
|
|
pkgname=("$pkgbase" "$pkgbase-headers")
|
|
if [ -n "$_build_zfs" ]; then
|
|
pkgname+=("$pkgbase-zfs")
|
|
fi
|
|
for _p in "${pkgname[@]}"; do
|
|
eval "package_$_p() {
|
|
$(declare -f "_package${_p#$pkgbase}")
|
|
_package${_p#$pkgbase}
|
|
}"
|
|
done
|
|
|
|
sha256sums=('ee41f3c4f599b2f46f08aae428c9243db403e7292eb2c9f04ee34909b038d1ae'
|
|
'd4f3fc2581e338835a33983cca18bfb3225450a07c456c48c9b051c03236955a'
|
|
'32e77b3b71225c9f04df2d44c25f982773a8fff9927d26788366baab5e242e74'
|
|
'1ec422b623d99bcac518075d498e2a32f91151a532edb4ba51b993667b6c32a5'
|
|
'0241632f91c112dcdffbdc203a9245ee3234f9a8b4e5e2c2de45fd0d228840da'
|
|
'564b08b5c076ad3b24ee2e975cac0630628581ce7c3b0eeaa40ce888136a00c6')
|