Files
linux-tkg/linux-tkg-config/prepare
2023-11-14 11:14:49 +01:00

1944 lines
69 KiB
Bash

#!/bin/bash
# List of kernels that are maintained upstream
_current_kernels=("6.7" "6.6" "6.5" "6.4" "6.1" "5.15")
# List of kernels that are no longer maintained either upstream or locally
_eol_kernels=("6.3" "6.2" "6.0" "5.19" "5.18" "5.17" "5.16" "5.14" "5.13" "5.12" "5.11" "5.9" "5.8" "5.7" "5.4.230" "5.10.135")
typeset -Ag _kernel_git_remotes
_kernel_git_remotes=(
["kernel.org"]="https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
["googlesource.com"]="https://kernel.googlesource.com/pub/scm/linux/kernel/git/stable/linux-stable"
["github.com"]="https://github.com/gregkh/linux.git"
["torvalds"]="https://github.com/torvalds/linux.git"
)
_git_remote_names=( "${!_kernel_git_remotes[@]}" )
if [[ ! "${_git_remote_names[@]}" =~ "$_git_mirror" ]]; then
warning "git mirror '$_git_mirror' not recognized"
_git_mirror=""
fi
if [[ -z "$_git_mirror" ]]; then
_git_mirror="${_git_remote_names[2]}"
echo "Defaulting to ${_git_mirror} git mirror"
fi
# Fillout the latest tags map/dictionary
_kernel_tags=$(git -c 'versionsort.suffix=-' \
ls-remote --exit-code --refs --sort='version:refname' --tags ${_kernel_git_remotes[$_git_mirror]} '*.*' \
| cut --delimiter='/' --fields=3)
typeset -Ag _kver_latest_tags_map
for _key in "${_current_kernels[@]}" "${_eol_kernels[@]}"; do
_kver_latest_tags_map[$_key]=$(echo "$_kernel_tags" | grep -F "v$_key" | tail -1 | cut -c1-)
done
# PREEMPT_RT's supported kernel subversion
typeset -Ag _rt_subver_map
_rt_subver_map=(
["5.4"]="248"
["5.9"]="1"
["5.10"]="192"
["5.11"]="4"
["5.14"]="2"
["5.15"]="129"
["5.16"]="2"
["5.17"]="1"
["6.0"]="5"
["6.1"]="59"
["6.3"]="3"
["6.4"]="6"
["6.5"]="2"
["6.6"]="rc6"
)
# PREEMPT_RT's patch revision for the kernel
# We separated this to allow for forcing the application of the patch when _preempt_rt_force=1 on version mismatch
typeset -Ag _rt_rev_map
_rt_rev_map=(
["5.4"]="83"
["5.9"]="20"
["5.10"]="92"
["5.11"]="11"
["5.14"]="21"
["5.15"]="67"
["5.16"]="19"
["5.17"]="17"
["6.0"]="14"
["6.1"]="16"
["6.3"]="15"
["6.4"]="8"
["6.5"]="8"
["6.6"]="10"
)
_undefine() {
for _config_name in "$@"; do
scripts/config -k --undefine "${_config_name}"
done
}
_enable() {
for _config_name in "$@"; do
scripts/config -k --enable "${_config_name}"
done
}
_disable() {
for _config_name in "$@"; do
scripts/config -k --disable "${_config_name}"
done
}
_module() {
for _config_name in "$@"; do
scripts/config -k --module "${_config_name}"
done
}
_prompt_from_array() {
# Prompts from array, selects default index on empty user input
# Set the _default_index variable to enable default index selection
if [ $# = "0" ]; then
warning "Prompting on an empty array, please report this issue."
exit 1
fi
_N=$(($#-1))
_index=0
for _value in "$@"; do
if [ "$_index" = "$_default_index" ]; then
plain " > ${_index}) ${_value}"
else
plain " ${_index}) ${_value}"
fi
_index=$(($_index + 1))
done
while true; do
read -rp "[0-${_N}]: ";
if [[ -z "$REPLY" && -n "$_default_index" ]]; then
_selected_index="$_default_index"
break
elif [[ "$REPLY" =~ ^[0-9]+$ && 0 -le "$REPLY" && "$REPLY" -le $_N ]]; then
_selected_index="$REPLY"
break
else
echo "Wrong selection: select any number in 0-$_N"
fi
done
_natural_index=$(($_selected_index + 1))
_selected_value="${!_natural_index}"
plain "Selected: ${_selected_value}"
unset _natural_index
unset _default_index
}
_set_kver_internal_vars() {
# Sets _basever and _basekernel from _kernel_git_tag
# Major Minor Sub/Patch
_kver_split=( "" "" "" )
_cur_index=0
_kernel_ver_str="$_kernel_git_tag"
[[ "${_kernel_git_tag:0:1}" == "v" ]] && _kernel_ver_str=$(echo "$_kernel_git_tag" | cut -c2-)
# we start from index 1 since index 0 is 'v'
for (( i=0; i<${#_kernel_ver_str}; i++ )); do
_cur_char="${_kernel_ver_str:$i:1}"
if [[ "$_cur_char" == "." || "$_cur_char" == "-" ]]; then
_cur_index=$((_cur_index + 1))
else
_kver_split[$_cur_index]+="$_cur_char"
fi
done
# examples: "6.0", "5.15", "5.4"
_basekernel="${_kver_split[0]}.${_kver_split[1]}"
# examples: "60", "515", "54"
_basever="${_kver_split[0]}${_kver_split[1]}"
# examples: "5", "rc2", "122"
if [ -n "${_kver_split[2]}" ]; then
_sub="${_kver_split[2]}"
else
_sub="0"
fi
# Append a zero to the minor if it has single digit
[[ ${#_kver_split[1]} == "1" ]] && _kver_split[1]="0${_kver_split[1]}"
# examples: "600", "515", "504" we use this variable to have proper comparisons
_kver="${_kver_split[0]}${_kver_split[1]}"
if [ $_kver -le 605 ]; then
# chosen kernel <= 6.5
_default_cpu_sched="cfs"
else
# chosen kernel >= 6.6
_default_cpu_sched="eevdf"
fi
echo -e "_basekernel='$_basekernel'\n_basever='$_basever'\n_sub='$_sub'\n_kver='$_kver'\n_default_cpu_sched='$_default_cpu_sched'" > "$_where"/BIG_UGLY_FROGMINER
}
_set_kernel_version() {
# if $_version is a valid x.y version, define $_kernel_git_tag with latest x.y.z from $_kver_latest_tags_map
# if $_version is a valid x.y.z version, define $_kernel_git_tag directly
# Otherwise, empty it so it gets prompted
_searched_tag="$_version"
# prepend "v" if it's not there already
[[ "${_searched_tag:0:1}" != "v" ]] && _searched_tag="v$_searched_tag"
_version_search="$(echo "$_kernel_tags" | grep -F "$_searched_tag" | head -1)"
if [[ -n "$_version" ]]; then
if [[ -v _kver_latest_tags_map[$_version] ]]; then
msg2 "Checking out latest kernel version of $_version"
_kernel_git_tag="${_kver_latest_tags_map[$_version]}"
elif [[ "$_searched_tag" == "$_version_search" ]]; then
msg2 "Checking out user-defined kernel version : $_version"
_kernel_git_tag="$_searched_tag"
else
[[ -n "$_version" ]] && echo "kernel version $_version not recognized, prompting..."
_version=""
fi
fi
if [ -z "$_version" ]; then
msg2 "Which kernel version do you want to install?"
# Create a list of currently maintained kernels versions with their sub-version added
_kernel_fullver_list=()
for _key in "${_current_kernels[@]}"; do
_kernel_fullver_list+=("${_kver_latest_tags_map[$_key]}")
done
# Add the "Another" entry to enable building unmaintained kernel versions
_kernel_fullver_list+=("Another (no longer maintained upstream)")
# Default index corresponds to latest stable kernel
# put default index to "1" when the most recent kernel is an rc one
_default_index="0"
if [[ "${_kver_latest_tags_map[${_current_kernels[0]}]}" == *rc* ]]; then
_default_index="1"
fi
_prompt_from_array "${_kernel_fullver_list[@]}"
if [[ "${_selected_value}" == Another* ]]; then
msg2 "Which EOL kernel version do you want to install?"
_kernel_fullver_list=()
for _key in "${_eol_kernels[@]}"; do
_kernel_fullver_list+=("${_kver_latest_tags_map[$_key]}")
done
# Default index corresponds to latest unmaintained kernel
_default_index="0"
_prompt_from_array "${_kernel_fullver_list[@]}"
fi
_kernel_git_tag="$_selected_value"
fi
_set_kver_internal_vars
}
_set_cpu_scheduler() {
declare -A _sched_description_array
_sched_description_array=(
["pds"]="Project C / PDS"
["bmq"]="Project C / BMQ"
["eevdf"]="EEVDF (Earliest Eligible Virtual Deadline First scheduler) Linux kernel's default for ≥ 6.6"
["cfs"]="CFS (Completely Fair Scheduler) Linux kernel's default for ≤ 6.5"
["muqss"]="MuQSS (Multiple Queue Skiplist Scheduler)"
["upds"]="Undead PDS (TkG)"
["cacule"]="CacULE"
["tt"]="TT (TaskType)"
["bore"]="BORE (Burst-Oriented Response Enhancer) CPU Scheduler"
["bore-eevdf"]="BORE (Burst-Oriented Response Enhancer - EEVDF variant) CPU Scheduler"
)
# CPU SCHED selector - _projectc_unoff=1 sets unofficial Project C revision flag for a given version
if [ "$_kver" = "504" ]; then
_avail_cpu_scheds=("pds" "bmq" "muqss" "cacule" "cfs")
elif [ "$_kver" = "507" ]; then
_avail_cpu_scheds=("pds" "bmq" "muqss" "cfs")
elif [ "$_kver" = "508" ]; then
_avail_cpu_scheds=("upds" "pds" "bmq" "cfs")
elif [[ "$_kver" =~ ^(509|511)$ ]]; then
_avail_cpu_scheds=("upds" "pds" "bmq" "muqss" "cfs")
elif [ "$_kver" = "510" ]; then
_avail_cpu_scheds=("upds" "pds" "bmq" "muqss" "cacule" "cfs")
elif [ "$_kver" = "512" ]; then
_avail_cpu_scheds=("pds" "bmq" "muqss" "cacule" "cfs")
elif [ "$_kver" = "513" ]; then
_avail_cpu_scheds=("pds" "bmq" "muqss" "cacule" "cfs")
elif [ "$_kver" = "514" ]; then
_avail_cpu_scheds=("pds" "bmq" "cacule" "cfs")
elif [ "$_kver" = "515" ]; then
_avail_cpu_scheds=("pds" "bmq" "cacule" "tt" "bore" "cfs")
elif [ "$_kver" = "516" ]; then
_avail_cpu_scheds=("pds" "bmq" "cacule" "cfs")
elif [ "$_kver" = "517" ]; then
_avail_cpu_scheds=("pds" "bmq" "cacule" "tt" "cfs" "bore")
elif [ "$_kver" = "518" ]; then
_avail_cpu_scheds=("cfs" "pds" "bmq" "cacule" "tt" "bore")
elif [ "$_kver" = "519" ]; then
_avail_cpu_scheds=("cfs" "pds" "bmq" "cacule" "tt" "bore")
elif [ "$_kver" = "600" ]; then
_avail_cpu_scheds=("cfs" "pds" "bmq" "tt" "bore")
elif [ "$_kver" = "601" ]; then
_avail_cpu_scheds=("cfs" "pds" "bmq" "tt" "bore")
elif [ "$_kver" = "602" ]; then
_avail_cpu_scheds=("cfs" "pds" "bmq" "tt" "bore")
elif [ "$_kver" = "603" ]; then
_avail_cpu_scheds=("cfs" "pds" "bmq" "tt" "bore")
elif [ "$_kver" = "604" ]; then
_avail_cpu_scheds=("cfs" "eevdf" "pds" "bmq" "tt" "bore")
elif [ "$_kver" = "605" ]; then
_avail_cpu_scheds=("cfs" "eevdf" "pds" "bmq" "tt" "bore" "bore-eevdf")
elif [ "$_kver" = "606" ]; then
_avail_cpu_scheds=("eevdf" "bore")
else
_avail_cpu_scheds=("$_default_cpu_sched")
fi
if [ "${_preempt_rt}" = "1" ]; then
warning "! Since you have enabled _preempt_rt, incompatible cpu schedulers will not be available !"
if [[ "${_avail_cpu_scheds[*]}" =~ "cfs" ]]; then
_avail_cpu_scheds_rt=("cfs")
fi
if [[ "${_avail_cpu_scheds[*]}" =~ "eevdf" ]] && ! [[ "${_avail_cpu_scheds[*]}" =~ "cfs" ]]; then
_avail_cpu_scheds_rt=("eevdf")
fi
if [[ "${_avail_cpu_scheds[*]}" =~ "bore" ]]; then
_avail_cpu_scheds_rt+=("bore")
fi
if [[ "${_avail_cpu_scheds[*]}" =~ "bore-eevdf" ]] && ! [[ "${_avail_cpu_scheds[*]}" =~ "cfs" ]]; then
_avail_cpu_scheds_rt+=("bore-eevdf")
fi
_avail_cpu_scheds=(${_avail_cpu_scheds_rt[*]})
fi
# Populate descriptions of the available CPU schedulers
_avail_cpu_scheds_text=()
for _sched in "${_avail_cpu_scheds[@]}"; do
if [ "$_sched" = "pds" ] || [ "$_sched" = "bmq" ] && [ "$_projectc_unoff" = "1" ]; then
_avail_cpu_scheds_text+=("Project C / ${_sched^^} (unofficial port - ! possibly unstable !)")
else
_avail_cpu_scheds_text+=("${_sched_description_array[$_sched]}")
fi
done
if ! [[ ${_avail_cpu_scheds[*]} =~ "$_cpusched" ]]; then
warning "Your cpusched selection ( $_cpusched ) is not available for the selected kernel version."
if [ "$_nofallback" = "true" ]; then
warning "Since _nofallback is enabled, let's exit..."
exit 1
else
warning "Please select another"
_cpusched=""
fi
fi
if [ -z "$_cpusched" ]; then
msg2 "Which CPU sched variant do you want to build/install?"
msg2 "Project C (pds) / BMQ (bmq) is usually a good balance for gaming."
msg2 "Select \"$_default_cpu_sched\" (linux kernel's default) if unsure."
_default_index="0"
_prompt_from_array "${_avail_cpu_scheds_text[@]}"
_cpusched=${_avail_cpu_scheds[$_selected_index]}
fi
echo -e "_cpusched='$_cpusched'" >> "$_where"/BIG_UGLY_FROGMINER
}
_set_compiler(){
if ! [[ "$_compiler" =~ ^(gcc|llvm)$ ]]; then
if [ -n "$_compiler" ] && [ "$_nofallback" = "true" ]; then
msg2 "Compiler \" $_compiler \" not recognized, exiting... "
exit 1
else
plain "Which compiler do you want to use?"
_compiler_array_text=("GCC (recommended)" "Clang/LLVM")
_compiler_array=("gcc" "llvm")
_default_index="0"
_prompt_from_array "${_compiler_array_text[@]}"
_compiler="${_compiler_array[$_selected_index]}"
fi
fi
if [ "$_compiler" = "llvm" ]; then
_compiler_name="-llvm"
llvm_opt="LLVM=1 LLVM_IAS=${_llvm_ias:-0}"
if [ $_kver -ge 512 ]; then
if [[ -z "$_lto_mode" || ! "$_lto_mode" =~ ^(no|thin|full)$ ]]; then
plain "Would you like to enable Clang Link Time Optimizations (LTO) ? It may improve the performance of the kernel."
warning "This is currently experimental and might result in an unbootable kernel - Not recommended"
_lto_prompt_array=(
"No: do not enable LTO"
"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."
)
_lto_mode_array=("no" "full" "thin")
_default_index="0"
_prompt_from_array "${_lto_prompt_array[@]}"
_lto_mode="${_lto_mode_array[$_selected_index]}"
fi
if [ "$_lto_mode" != "no" ]; then
llvm_opt="LLVM=1 LLVM_IAS=1"
fi
elif [[ -n "$_lto_mode" && "$_lto_mode" != "no" ]]; then
warning "Clang LTO is only available on linux 5.12 onwards."
_lto_mode="no"
fi
else # GCC
_compiler_name=""
llvm_opt=""
fi
echo -e "_compiler_name='$_compiler_name'\nllvm_opt='$llvm_opt'" >> "$_where"/BIG_UGLY_FROGMINER
}
_define_kernel_abs_paths() {
source "$_where"/BIG_UGLY_FROGMINER
if [ -z "$_kernel_work_folder_abs" ]; then
_kernel_work_folder_abs="$_where/$_kernel_work_folder/linux-src-git"
if [[ "$_kernel_work_folder" == /* ]]; then
_kernel_work_folder_abs="$_kernel_work_folder/linux-tkg/linux-src-git"
fi
echo -e "_kernel_work_folder_abs=\"$_kernel_work_folder_abs\"" >> "$_where"/BIG_UGLY_FROGMINER
fi
if [ -z "$_kernel_source_folder_abs" ]; then
_kernel_source_folder_abs="$_where/$_kernel_source_folder/linux-kernel.git"
if [[ "$_kernel_source_folder" == /* ]]; then
_kernel_source_folder_abs="$_kernel_source_folder/linux-tkg/linux-kernel.git"
fi
echo -e "_kernel_source_folder_abs=\"$_kernel_source_folder_abs\"" >> "$_where"/BIG_UGLY_FROGMINER
fi
}
_setup_kernel_work_folder() {
_define_kernel_abs_paths
if [ -z "$_kernel_git_tag" ]; then
warning "internal error: kernel version should be chosen before cloning kernel sources"
exit 1
fi
cd "$_where"
if ! [ -d "$_kernel_source_folder_abs" ]; then
msg2 "First initialization of the linux source code git folder"
mkdir -p "$_kernel_source_folder_abs"
cd "$_kernel_source_folder_abs"
git -c init.defaultBranch=master init --bare
fi
cd "$_kernel_source_folder_abs"
# Add remotes if needed
for remote in "${!_kernel_git_remotes[@]}"; do
if ! git remote -v | grep -w "$remote" ; then
git remote add "$remote" "${_kernel_git_remotes[$remote]}"
fi
done
msg2 "Fetching tag: $_kernel_git_tag from mirror $_git_mirror"
git fetch --depth 1 $_git_mirror tag "$_kernel_git_tag"
msg2 "Checking out tag: $_kernel_git_tag"
msg2 " in the work folder: $_kernel_work_folder_abs"
# The space ' ' in grep -w "$_kernel_work_folder_abs " is important
# to not match an existing folder with a longer name with the same prefix name
if [ -d "$_kernel_work_folder_abs" ] && \
( git worktree list | grep -w "$_kernel_work_folder_abs " ) && \
( cd "$_kernel_work_folder_abs" && git status > /dev/null 2>&1 ); then
# Worktree folder exists and is a valid worktree
cd "$_kernel_work_folder_abs"
git reset --hard
git clean -ffdx
git checkout "$_kernel_git_tag"
else
# In all other cases, just force create the work tree
rm -rf "$_kernel_work_folder_abs"
git worktree add -f "$_kernel_work_folder_abs" "$_kernel_git_tag"
fi
}
_tkg_initscript() {
if ! whereis git > /dev/null 2>&1; then
warning "the 'git' command is not installed. Please install it then re-run the install script of linux-tkg."
exit 1
fi
if ! git status > /dev/null 2>&1; then
warning "linux-tkg needs to be git cloned"
msg2 "please delete the current linux-tkg folder and re-created it with"
msg2 "git clone --depth=1 https://github.com/Frogging-Family/linux-tkg.git"
exit 1
fi
typeset -Ag _deprecated_config_var_set
# Check if user is defining deprecated config vars
_deprecated_config_var_set=(
["_use_tmpfs"]=`[ -n "$_use_tmpfs" ]; echo $?`
["_source_in_tmpfs"]=`[ -n "$_source_in_tmpfs" ]; echo $?`
["_tmpfs_path"]=`[ -n "$_tmpfs_path" ]; echo $?`
)
for _deprectated_config_var in "${!_deprecated_config_var_set[@]}"; do
if [ "${_deprecated_config_var_set[$_deprectated_config_var]}" == "0" ]; then
warning "The deprecated config var $_deprectated_config_var has been set"
warning "Please check the latest customization.cfg file to see what replaces it"
exit 1
fi
done
# Default to Arch
if [ -z "$_distro" ] || [ "$_ispkgbuild" = "true" ]; then
msg2 "Defaulting to Archlinux target\n"
_distro="Arch"
fi
# create build dir early
_path="${_where}"
# Clean the logs folder
[ -e "${_where}/logs" ] && rm -rf "${_where}/logs"
mkdir -p "${_where}/logs"
# Select Kernel version
_set_kernel_version
# Select CPU scheduler
_set_cpu_scheduler
cp "$_where"/linux-tkg-patches/${_basekernel}/* "$_where" # copy patches inside the PKGBUILD's dir to preserve makepkg sourcing and md5sum checking
cp "$_where"/linux-tkg-config/${_basekernel}/* "$_where" # copy config files and hooks inside the PKGBUILD's dir to preserve makepkg sourcing and md5sum checking
# Set compiler
_set_compiler
if [ -n "$_custom_pkgbase" ]; then
echo -e "_custom_pkgbase=\"$_custom_pkgbase\"" >> "$_where"/BIG_UGLY_FROGMINER
fi
_setup_kernel_work_folder
}
user_patcher() {
for _f in "$_where"/*."${_userpatch_ext}patch" "$_where"/*."${_userpatch_ext}revert"; do
if [ -e "${_f}" ]; then
warning "Found userpatch file ${f##*/} in the PKGBUILD directory." #"
warning "Userpatches must now be placed in version-specific subdirectories (linux${_basever}-tkg-userpatches for this kernel version)."
warning "The patch will not be applied."
fi
done
echo -e "linux-tkg user patches, if any:\n" >> "$_where"/logs/prepare.log.txt
# To patch the user because all your base are belong to us
local _patches=("$_where"/linux"$_basever"-tkg-userpatches/*."${_userpatch_ext}revert")
if [ ${#_patches[@]} -ge 2 ] || [ -e "${_patches}" ]; then
if [ "$_user_patches_no_confirm" != "true" ]; then
msg2 "Found ${#_patches[@]} 'to revert' userpatches for ${_userpatch_target}:"
printf '%s\n' "${_patches[@]}"
read -rp "Do you want to install it/them? - Be careful with that ;)"$'\n> N/y : ' _CONDITION;
fi
if [[ "$_CONDITION" =~ [yY] ]] || [ "$_user_patches_no_confirm" = "true" ]; then
for _f in "${_patches[@]}"; do
if [ -e "${_f}" ]; then
msg2 "######################################################"
msg2 ""
msg2 "Reverting your own ${_userpatch_target} patch ${_f}"
msg2 ""
msg2 "######################################################"
patch -Np1 -R < "${_f}"
echo "Reverted your own patch ${_f}" >> "$_where"/logs/prepare.log.txt
fi
done
fi
fi
_patches=("$_where"/linux"$_basever"-tkg-userpatches/*."${_userpatch_ext}patch")
if [ ${#_patches[@]} -ge 2 ] || [ -e "${_patches}" ]; then
if [ "$_user_patches_no_confirm" != "true" ]; then
msg2 "Found ${#_patches[@]} userpatches for ${_userpatch_target}:"
printf '%s\n' "${_patches[@]}"
read -rp "Do you want to install it/them? - Be careful with that ;)"$'\n> N/y : ' _CONDITION;
fi
if [[ "$_CONDITION" =~ [yY] ]] || [ "$_user_patches_no_confirm" = "true" ]; then
for _f in "${_patches[@]}"; do
if [ -e "${_f}" ]; then
msg2 "######################################################"
msg2 ""
msg2 "Applying your own ${_userpatch_target} patch ${_f}"
msg2 ""
msg2 "######################################################"
patch -Np1 < "${_f}"
echo "Applied your own patch ${_f}" >> "$_where"/logs/prepare.log.txt
fi
done
fi
fi
}
_tkg_patcher() {
if [ -e "$tkgpatch" ]; then
msg2 "$_msg"
echo -e "### Applying ${tkgpatch##*/}... ###" >> "$_where"/logs/prepare.log.txt
patch -Np1 -i "$tkgpatch" >> "$_where"/logs/prepare.log.txt || error "An error was encountered applying patches. It was logged to the prepare.log.txt file."
echo -e "\n" >> "$_where"/logs/prepare.log.txt
else
msg2 "Skipping patch ${tkgpatch##*/}...\n (unavailable for this kernel version)"
fi
}
_tkg_srcprep() {
_define_kernel_abs_paths
cd "$_kernel_work_folder_abs"
if (( "$_kver" <= 602 )); then
msg2 "Setting version..."
scripts/setlocalversion --save-scmversion
fi
if [ "${_distro}" = "Arch" ]; then
if [ -n "$_custom_pkgbase" ]; then
echo "-$pkgrel-tkg-${_custom_pkgbase}" > localversion.10-pkgrel
echo -e "Version tail set to \"-$pkgrel-tkg-${_custom_pkgbase}\"\n" > "$_where"/logs/prepare.log.txt
else
echo "-$pkgrel-tkg-${_cpusched}${_compiler_name}" > localversion.10-pkgrel
echo -e "Version tail set to \"-$pkgrel-tkg-${_cpusched}${_compiler_name}\"\n" > "$_where"/logs/prepare.log.txt
fi
echo "" > localversion.20-pkgname
fi
# Hardened Patches
if [ "${_configfile}" = "config_hardened.x86_64" ] && [ "${_cpusched}" = "cfs" ]; then
tkgpatch="$srcdir/0012-linux-hardened.patch"
_msg="Using linux hardened patchset" && _tkg_patcher
else
tkgpatch="$srcdir/0001-add-sysctl-to-disallow-unprivileged-CLONE_NEWUSER-by.patch"
_msg="Using Arch patches" && _tkg_patcher
fi
if [ -z $_debug ]; then
# graysky's cpu opts - https://github.com/graysky2/kernel_compiler_patch
_patch_location="$srcdir"
if [ "$_kver" = "504" ]; then
_patch_name="more-uarches-for-kernel-4.19-5.4"
elif [ "$_kver" = "507" ]; then
_outdated="outdated_versions/"
_patch_name="enable_additional_cpu_optimizations_for_gcc_v10.1%2B_kernel_v5.7"
elif (( 508 <= "$_kver" && "$_kver" <= 514 )); then
_patch_name="more-uarches-for-kernel-5.8-5.14"
elif [[ "$_kver" =~ ^(515|516)$ ]]; then
_patch_name="more-uarches-for-kernel-5.15-5.16"
else
_patch_name="more-uarches-for-kernel-5.17%2B"
fi
curl "https://raw.githubusercontent.com/graysky2/kernel_compiler_patch/master/${_outdated}${_patch_name}.patch" > "$srcdir"/"${_patch_name}".patch || true
tkgpatch="${_patch_location}/${_patch_name}.patch"
if [ -e "$tkgpatch" ]; then
_msg="Applying graysky's cpu opts patch" && _tkg_patcher
else
msg2 "Couldn't find graysky's cpu opts patch for this version"
fi
# PREEMPT_RT patch
if [ "${_preempt_rt}" = "1" ]; then
if [ "${_rt_subver_map[$_basekernel]+_}" = "_" ]; then
preempt_rt_ksubver="${_rt_subver_map[$_basekernel]}"
# Check if subversion is supported, skip check if forced
if [ "${_preempt_rt_force}" = "1" ] || [ "${preempt_rt_ksubver}" = "${_sub}" ]; then
if [[ "${_sub}" == *rc* ]]; then
_separator="-"
else
_separator="."
fi
preempt_rt_file_gz="patch-${_basekernel}${_separator}${preempt_rt_ksubver}-rt${_rt_rev_map["$_basekernel"]}.patch.gz"
preempt_rt_file=`basename ${preempt_rt_file_gz} .gz`
curl "https://cdn.kernel.org/pub/linux/kernel/projects/rt/${_basekernel}/${preempt_rt_file_gz}" > "$srcdir"/"${preempt_rt_file_gz}"
last_pwd=`pwd`
cd "$srcdir"
gunzip -k "$srcdir/${preempt_rt_file_gz}"
cd "$last_pwd"
tkgpatch="$srcdir/${preempt_rt_file}"
_msg="Applying PREEMPT_RT patch" && _tkg_patcher
else
warning "Skipping PREEMPT_RT patch for ${_basekernel}.${_sub} (last known good ${_basekernel}.${preempt_rt_ksubver})"
fi
else
warning "Skipping PREEMPT_RT patch on unsupported kernel version"
fi
fi
# TkG
if [ "$_clear_patches" = "true" ]; then
tkgpatch="$srcdir/0002-clear-patches.patch"
_msg="Applying clear linux patches" && _tkg_patcher
fi
if [ "$_glitched_base" = "true" ]; then
tkgpatch="$srcdir/0003-glitched-base.patch"
_msg="Applying glitched base patch" && _tkg_patcher
fi
if [ "${_preempt_rt}" != "1" ]; then
tkgpatch="$srcdir/0003-glitched-base-nonrt.patch"
_msg="Applying glitched base non-rt additions patch" && _tkg_patcher
fi
tkgpatch="$srcdir/0013-fedora-rpm.patch"
_msg="RPM: fixing spec generator" && _tkg_patcher
if [ "$_distro" = "Suse" ]; then
tkgpatch="$srcdir/0013-suse-additions.patch"
_msg="Import Suse-specific patches" && _tkg_patcher
fi
if [ -z $_misc_adds ]; then
plain "Enable misc additions ? They may contain temporary fixes pending upstream, or some other changes that can break on non-Arch distros."
read -rp "`echo $' > [Y]/n : '`" _interactive_misc_adds;
if [ "$_interactive_misc_adds" != "n" ] && [ "$_interactive_misc_adds" != "N" ]; then
_misc_adds="true"
fi
fi
if [ "$_misc_adds" = "true" ]; then
tkgpatch="$srcdir/0012-misc-additions.patch"
_msg="Applying misc additions patch" && _tkg_patcher
fi
_msg="Applying patches for WRITE_WATCH support in Wine"
tkgpatch="$srcdir/0001-mm-Support-soft-dirty-flag-reset-for-VA-range.patch" && _tkg_patcher
tkgpatch="$srcdir/0002-mm-Support-soft-dirty-flag-read-with-reset.patch" && _tkg_patcher
# prjc/bmq patch rev
if [ "$_kver" = "508" ] || [ "$_kver" = "507" ]; then
rev=3
elif [ "$_kver" = "509" ]; then
rev=3
elif [ "$_kver" = "510" ]; then
rev=5
elif [ "$_kver" = "511" ]; then
rev=3
elif [ "$_kver" = "512" ]; then
rev=1
elif [ "$_kver" = "513" ]; then
rev=3
elif [ "$_kver" = "514" ]; then
rev=3
elif [ "$_kver" = "515" ]; then
rev=1
elif [ "$_kver" = "516" ]; then
rev=1
elif [ "$_kver" = "518" ]; then
rev=2
elif [ "$_kver" = "601" ]; then
rev=1
elif [ "$_kver" = "602" ]; then
rev=2
elif [ "$_kver" = "603" ]; then
rev=1
else
rev=0
fi
if [ "${_cpusched}" = "muqss" ]; then
# MuQSS
_msg="Applying MuQSS base patch"
tkgpatch="$srcdir/0004-${_basekernel}-ck1.patch" && _tkg_patcher
if [ "${_aggressive_ondemand}" = "true" ]; then
_msg="Applying MuQSS agressive ondemand governor patch"
tkgpatch="$srcdir/0004-glitched-ondemand-muqss.patch" && _tkg_patcher
fi
_msg="Applying Glitched MuQSS patch"
tkgpatch="$srcdir/0004-glitched-muqss.patch" && _tkg_patcher
elif [ "${_cpusched}" = "upds" ] || [ "${_cpusched}" = "pds" ]; then
# upds naming quirk
if [ "${_cpusched}" = "upds" ];then
# is it dead or alive
doa="-undead"
fi
# PDS-mq
_msg="Applying PDS base patch"
if [ "${_cpusched}" = "upds" ] || ( [ "$_kver" = "504" ] || [ "$_kver" = "507" ] && [ "${_cpusched}" = "pds" ] ); then
tkgpatch="$srcdir/0005-v${_basekernel}_undead-pds099o.patch" && _tkg_patcher
if [ "${_aggressive_ondemand}" = "true" ]; then
_msg="Applying PDS agressive ondemand governor patch"
tkgpatch="$srcdir/0005${doa}-glitched-ondemand-pds.patch" && _tkg_patcher
fi
else
tkgpatch="$srcdir/0009-prjc_v${_basekernel}-r${rev}.patch" && _tkg_patcher
if [ "${_aggressive_ondemand}" = "true" ]; then
_msg="Applying prjc PDS/BMQ agressive ondemand governor patch"
tkgpatch="$srcdir/0009-glitched-ondemand-bmq.patch" && _tkg_patcher
fi
fi
_msg="Applying Glitched PDS patch"
tkgpatch="$srcdir/0005${doa}-glitched-pds.patch" && _tkg_patcher
elif [ "${_cpusched}" = "bmq" ]; then
# Project C / BMQ
_msg="Applying Project C / BMQ base patch"
if [ "$_kver" != "504" ]; then
tkgpatch="$srcdir/0009-prjc_v${_basekernel}-r${rev}.patch" && _tkg_patcher
else
tkgpatch="$srcdir/0009-bmq_v5.4-r2.patch" && _tkg_patcher
fi
if [ "${_aggressive_ondemand}" = "true" ] && [ "$_kver" != "504" ]; then
_msg="Applying BMQ agressive ondemand governor patch"
tkgpatch="$srcdir/0009-glitched-ondemand-bmq.patch" && _tkg_patcher
fi
_msg="Applying Glitched BMQ patch"
tkgpatch="$srcdir/0009-glitched-bmq.patch" && _tkg_patcher
elif [ "${_cpusched}" = "cacule" ]; then
_msg="Applying cacule patch"
if [[ $_kver -lt 515 ]]; then
wget -P "$srcdir" "https://raw.githubusercontent.com/hamadmarri/cacule-cpu-scheduler/master/patches/CacULE/v${_basekernel}/cacule-${_basekernel}.patch"
elif [[ $_kver = 515 ]]; then
wget -P "$srcdir" "https://raw.githubusercontent.com/CachyOS/cacule-cpu-scheduler/master/patches/CacULE/v${_basekernel}/cacule-${_basekernel}.patch"
else
wget -P "$srcdir" "https://raw.githubusercontent.com/CachyOS/cacule-cpu-scheduler/master/patches/CacULE/v${_basekernel}/0001-cacULE-${_basekernel}.patch"
fi
tkgpatch="$srcdir/cacule-${_basekernel}.patch" && _tkg_patcher
tkgpatch="$srcdir/0001-cacULE-${_basekernel}.patch" && _tkg_patcher
elif [ "${_cpusched}" = "tt" ]; then
_msg="Applying TT patch"
curl "https://raw.githubusercontent.com/CachyOS/kernel-patches/master/${_basekernel}/sched/0001-tt.patch" > "$srcdir"/tt.patch
tkgpatch="$srcdir/tt.patch" && _tkg_patcher
if [ "$_tt_high_hz" = "true" ] && [ $_kver = 515 ]; then
_msg="Applying TT High HZ patch"
curl "https://raw.githubusercontent.com/hamadmarri/TT-CPU-Scheduler/master/patches/${_basekernel}/high-hz.patch" > "$srcdir"/tt_high_hz.patch
tkgpatch="$srcdir/tt_high_hz.patch" && _tkg_patcher
fi
elif [ "${_cpusched}" = "bore" ]; then
_msg="Applying BORE patch"
curl "https://raw.githubusercontent.com/CachyOS/kernel-patches/master/${_basekernel}/sched/0001-bore.patch" > "$srcdir"/0001-bore.patch
tkgpatch="$srcdir/0001-bore.patch" && _tkg_patcher
elif [ "${_cpusched}" = "cfs" ]; then
_msg="Applying Glitched CFS additions patch"
tkgpatch="$srcdir/0003-glitched-cfs-additions.patch" && _tkg_patcher
elif [[ "${_cpusched}" =~ "eevdf" ]]; then
if [[ $_kver == "604" || $_kver == "605" ]]; then
_msg="Applying Earliest Eligible Virtual Deadline First (EEVDF) scheduler patch"
tkgpatch="$srcdir/0003-eevdf.patch" && _tkg_patcher
if [[ "${_cpusched}" != "bore-eevdf" ]]; then
_msg="Applying eevdf-Disable-DELAY_DEQUEUE patch"
tkgpatch="$srcdir/0004-eevdf-Disable-DELAY_DEQUEUE.patch" && _tkg_patcher
fi
elif [[ $_kver -ge 606 ]]; then
_msg="Applying Glitched EEVDF additions patch"
tkgpatch="$srcdir/0003-glitched-eevdf-additions.patch" && _tkg_patcher
fi
if [ "${_cpusched}" = "bore-eevdf" ]; then
_msg="Applying BORE-EEVDF patch"
curl "https://raw.githubusercontent.com/CachyOS/kernel-patches/master/${_basekernel}/sched/0001-bore-eevdf.patch" > "$srcdir"/0001-bore-eevdf.patch
tkgpatch="$srcdir/0001-bore-eevdf.patch" && _tkg_patcher
fi
fi
if [ "${_cpusched}" = "cfs" ] || [ "${_cpusched}" = "cacule" ] || [ "${_cpusched}" = "tt" ] || [ "${_cpusched}" = "bore" ] || [[ "${_cpusched}" =~ "eevdf" ]]; then
_msg="Applying Glitched CFS/EEVDF patch"
tkgpatch="$srcdir/0003-glitched-cfs.patch" && _tkg_patcher
fi
fi
if [ -z "${_configfile}" ]; then
msg2 "Using archlinux's default config file for kernel ${_basekernel}"
cat "${srcdir}"/config.x86_64 > ./.config
elif [ "${_configfile}" = "config_hardened.x86_64" ]; then
msg2 "Using archlinux's hardened config file for kernel ${_basekernel}"
cat "${srcdir}"/config_hardened.x86_64 > ./.config
elif [ "${_configfile}" = "running-kernel" ]; then
if [ -f /boot/config-`uname -r` ];then
msg2 "Using /boot/config-`uname -r` as config file"
cp /boot/config-`uname -r` .config
elif [ -f /proc/config.gz ];then
msg2 "Using /proc/config.gz as config file"
zcat --verbose /proc/config.gz > .config
else
warning "Cannot get config file of running kernel"
exit 1
fi
else
msg2 "Using user-provided config file in ${_where}/${_configfile}"
cat "${_where}/${_configfile}" > ./.config
fi
if [ "${_distro}" = "Arch" ]; then
# Reset local version string if ever it's in the .config file
scripts/config --set-str localversion ""
else
_disable "LOCALVERSION_AUTO"
scripts/config --set-str "DEFAULT_HOSTNAME" "(none)"
fi
if [ -z $_debug ]; then
# Set some -tkg defaults
_disable "DYNAMIC_FAULT" "DEFAULT_FQ_CODEL" "WERROR"
_enable "DEFAULT_CAKE"
if [ "$_kver" = "504" ]; then
_module "TP_SMAPI"
_enable "RAID6_USE_PREFER_GEN"
fi
if [ "$_kver" = "504" ] || [ "$_kver" = "509" ]; then
scripts/config --set-val "RCU_BOOST_DELAY" "0"
fi
_disable "NTP_PPS" "ZSWAP_COMPRESSOR_DEFAULT_LZO" "PROFILE_ALL_BRANCHES"
_enable "CRYPTO_LZ4" "CRYPTO_LZ4HC" "LZ4_COMPRESS" "LZ4HC_COMPRESS" "X86_AMD_PSTATE" "AMD_PINCTRL"
_disable "DEBUG_FORCE_FUNCTION_ALIGN_64B" "X86_P6_NOP" "RCU_STRICT_GRACE_PERIOD"
if [ $_kver -le 605 ]; then
_enable "ZSWAP_COMPRESSOR_DEFAULT_LZ4"
scripts/config --set-str "ZSWAP_COMPRESSOR_DEFAULT" "lz4"
fi
_enable "CPU_FREQ_DEFAULT_GOV_SCHEDUTIL"
_disable "CPU_FREQ_DEFAULT_GOV_ONDEMAND" "CPU_FREQ_DEFAULT_GOV_CONSERVATIVE" "CPU_FREQ_DEFAULT_GOV_PERFORMANCE" "CPU_FREQ_DEFAULT_GOV_PERFORMANCE_NODEF"
_module "BLK_DEV_LOOP"
# This leads to all kinds of issues everytime Arch enables it in defconfig. Let's disable it and be happy.
_disable "SYSFB_SIMPLEFB"
# buggy project C/PSI interaction workaround
if [ "${_cpusched}" = "pds" ] || [ "${_cpusched}" = "bmq" ]; then
_enable "PSI_DEFAULT_DISABLED"
# Disable MLX5_CORE on Prjc
plain "Disable MLX5_CORE for Prjc"
_disable "MLX5_CORE"
fi
if [ -n "$_custom_commandline" ]; then
_enable "CMDLINE_BOOL"
_disable "CMDLINE_OVERRIDE"
scripts/config --set-str "CMDLINE" "${_custom_commandline}"
fi
# openrgb
_module "I2C_NCT6775"
# ccache fix
if [ "$_noccache" != "true" ]; then
if { [ "$_distro" = "Arch" ] && pacman -Qq ccache &> /dev/null; } || { [ "$_distro" = "Ubuntu" ] && dpkg -l ccache > /dev/null; }; then
_disable "GCC_PLUGINS"
fi
fi
# Clang LTO
if [ "$_compiler_name" = "-llvm" ] && [ $_kver -ge 512 ]; then
if [ "$_lto_mode" = "full" ]; then
_enable LTO_CLANG_FULL
_disable LTO_CLANG_THIN
_disable LTO_NONE
elif [ "$_lto_mode" = "thin" ]; then
_disable LTO_CLANG_FULL
_enable LTO_CLANG_THIN
_disable LTO_NONE
else
_disable LTO_CLANG_FULL
_disable LTO_CLANG_THIN
_enable LTO_NONE
fi
fi
# Prevent Debian and Ubuntu to sign stuff because it breaks stuff
if [[ "$_distro" = "Debian" || "$_distro" = "Ubuntu" ]]; then
#Help Debian cert compile problem.
scripts/config --set-str "SYSTEM_TRUSTED_KEYS" ""
#Debian/Ubuntu don't properly support zstd module compression
_disable "MODULE_COMPRESS_ZSTD"
_enable "MODULE_COMPRESS_NONE"
fi
# Skip dbg package creation on non-Arch
if [ "$_distro" != "Arch" ]; then
_disable "DEBUG_INFO"
fi
if [ "$_compiler_name" = "-llvm" ]; then
_disable "KCSAN" "KMSAN" "CFI_PERMISSIVE" "CFI_CLANG"
if [ "$_kver" != "504" ] && [ "$_kver" != "507" ] && [ "$_kver" != "508" ]; then
_disable "INIT_STACK_ALL_PATTERN"
else
_disable "INIT_STACK_ALL"
fi
_enable "INIT_ON_FREE_DEFAULT_ON" "INIT_STACK_ALL_ZERO"
_disable "INIT_STACK_NONE"
fi
if [ "$_font_autoselect" != "false" ]; then
_disable "FONT_TER16x32"
_enable "FONT_AUTOSELECT"
fi
# cpu opt
_cpu_marchs=("native_amd" "native_intel" "generic_cpu" "generic_cpu2" "generic_cpu3" "generic_cpu4")
_cpu_marchs+=("k8" "k8sse3" "k10" "barcelona" "bobcat" "jaguar" "bulldozer" "piledriver")
_cpu_marchs+=("steamroller" "excavator" "zen" "zen2" "zen3" "zen4" "mpsc" "atom" "core2" "nehalem" "westmere")
_cpu_marchs+=("bonnell" "silvermont" "sandybridge" "ivybridge" "haswell" "broadwell" "skylake")
_cpu_marchs+=("skylakex" "cannonlake" "icelake" "goldmont" "goldmontplus" "cascadelake" "emeraldrapids")
_cpu_marchs+=("cooperlake" "tigerlake" "sapphirerapids" "rocketlake" "alderlake" "raptorlake" "meteorlake")
typeset -A _generic_march_map
_generic_march_map=(
["generic"]="generic_cpu"
["generic_v2"]="generic_cpu2"
["generic_v3"]="generic_cpu3"
["generic_v4"]="generic_cpu4"
)
if [ -n "$_processor_opt" ]; then
# Replace customization.cfg convention with .config convention for generic
if [[ "${!_generic_march_map[@]}" =~ "$_processor_opt" ]]; then
_processor_opt="${_generic_march_map[$_processor_opt]}"
fi
if ! [[ "${_cpu_marchs[@]}" =~ "$_processor_opt" ]]; then
warning "the setup _processor_opt=\"${_processor_opt}\" not recognized. Prompting..."
_processor_opt=""
fi
fi
if [ -z "$_processor_opt" ]; then
msg2 "Please select the desired CPU micro-architecture"
_default_index="2"
_prompt_from_array "${_cpu_marchs[@]}"
_processor_opt="${_selected_value}"
fi
for _march in "${_cpu_marchs[@]}"
do
_march_upper=`echo "$_march" | tr '[a-z]' '[A-Z]'`
if [ "$_processor_opt" = "$_march" ]; then
if [[ "$_march" = "generic"* ]]; then
_enable "${_march_upper}"
else
_enable "M${_march_upper}"
fi
else
if [[ "$_march" = "generic"* ]]; then
_disable "${_march_upper}"
else
_disable "M${_march_upper}"
fi
fi
done
# Disable some debugging
if [ "${_debugdisable}" = "true" ]; then
_disable "SLUB_DEBUG" "PM_DEBUG" "PM_ADVANCED_DEBUG" "PM_SLEEP_DEBUG" "ACPI_DEBUG" "SCHED_DEBUG" "LATENCYTOP" "DEBUG_PREEMPT"
fi
# TCP algorithms
_tcp_cong_alg_list=("yeah" "bbr" "cubic" "vegas" "westwood" "reno")
_user_set_tcp_alg="false"
_enable "TCP_CONG_ADVANCED"
for _alg in "${_tcp_cong_alg_list[@]}"
do
_alg_upper=`echo "$_alg" | tr '[a-z]' '[A-Z]'`
_enable "TCP_CONG_${_alg_upper}"
if [ "$_tcp_cong_alg" = "$_alg" ];then
_user_set_tcp_alg="true"
_enable "DEFAULT_${_alg_upper}"
scripts/config --set-str "DEFAULT_TCP_CONG" "${_alg}"
else
_disable "DEFAULT_${_alg_upper}"
fi
done
if [ "$_user_set_tcp_alg" = "false" ];then
_enable "DEFAULT_CUBIC"
scripts/config --set-str DEFAULT_TCP_CONG "cubic"
fi
#######
if [ "${_cpusched}" = "muqss" ]; then
# MuQSS default config
_enable "SCHED_MUQSS"
elif [ "${_cpusched}" = "pds" ]; then
# PDS default config
_enable "SCHED_ALT" "SCHED_PDS"
_disable "SCHED_BMQ"
elif [ "${_cpusched}" = "cacule" ]; then
_enable "SCHED_AUTOGROUP" "CACULE_SCHED"
_disable "BSD_PROCESS_ACCT" "TASK_XACCT" "CGROUP_CPUACCT" "CGROUP_DEBUG" "CACULE_RDB"
if [ "$_cacule_rdb" = "true" ]; then
_enable "CACULE_RDB"
scripts/config --set-val "RDB_INTERVAL" "$_cacule_rdb_interval"
fi
elif [ "${_cpusched}" = "tt" ]; then
_enable "TT_SCHED"
_enable "TT_ACCOUNTING_STATS"
elif [ "${_cpusched}" = "upds" ]; then
# PDS default config
_enable "SCHED_PDS"
elif [ "${_cpusched}" = "bmq" ]; then
# BMQ default config
_enable "SCHED_ALT" "SCHED_BMQ"
_disable "SCHED_PDS"
elif [[ "${_cpusched}" =~ "bore" ]]; then
_enable "SCHED_BORE"
fi
if [[ "${_cpusched}" =~ ^(muqss|pds|bmq|upds)$ ]]; then
# Disable CFS/EEVDF
_disable "FAIR_GROUP_SCHED"
_disable "CFS_BANDWIDTH"
# for linux59-tkg _sched_yield_type is set to 0
if [ "$_kver" = "509" ]; then
_sched_yield_type="0"
fi
# sched yield type
if ! [[ "$_sched_yield_type" =~ ^(0|1|2)$ ]]; then
plain ""
plain "CPU sched_yield_type - Choose what sort of yield sched_yield will perform."
plain ""
_default_index="0"
if [ "${_cpusched}" = "muqss" ]; then
plain "For MuQSS"
yield_type_array_text=(
"No yield.\n Supposedly best option for gaming performance but might lead to stability issues on some (AMD) platforms"
"Yield only to better priority/deadline tasks.\n Could lead to stability issues on some (Intel) platforms"
"Expire timeslice and recalculate deadline.\n Can be a good option with low rr_interval"
)
elif [[ "${_cpusched}" =~ ^(pds|upds)$ ]]; then
plain "For (U)PDS"
yield_type_array_text=(
"No yield.\n Recommended option for gaming - \"tkg\" default"
"Yield only to better priority/deadline tasks.\n Could lead to stability issues on some (Intel) platforms"
"Expire timeslice and recalculate deadline.\n Can be a good option with low rr_interval"
)
else #BMQ
plain "For BMQ (experimental) - No recommended value yet, so try for yourself x) :"
yield_type_array_text=(
"No yield."
"Deboost and requeue task."
"Set rq skip task."
)
fi
_prompt_from_array "${yield_type_array_text[@]}"
_sched_yield_type="${_selected_index}"
fi
if [ "${_cpusched}" = "upds" ] || ( [ "$_kver" = "504" ] || [ "$_kver" = "507" ] && [ "${_cpusched}" = "pds" ] ); then
_sched="pds"
elif [ "${_cpusched}" = "muqss" ]; then
_sched="MuQSS"
elif ( [ "$_kver" != "504" ] && [ "$_cpusched" != "bmq" ] && [ "$_cpusched" != "pds" ] ) || ( [ "$_kver" = "504" ] && [ "$_cpusched" = "bmq" ] ); then
_sched="${_cpusched}"
else
_sched="alt_core"
fi
if [ "$_sched_yield_type" = "0" ]; then
sed -i -e 's/int sched_yield_type __read_mostly = 1;/int sched_yield_type __read_mostly = 0;/' ./kernel/sched/${_sched}.c
elif [ "$_sched_yield_type" = "1" ]; then
msg2 "Using default CPU sched yield type (1)"
elif [ "$_sched_yield_type" = "2" ]; then
sed -i -e 's/int sched_yield_type __read_mostly = 1;/int sched_yield_type __read_mostly = 2;/' ./kernel/sched/${_sched}.c
fi
fi
# Round Robin interval
if [[ "${_cpusched}" =~ ^(muqss|pds|bmq|upds)$ ]]; then
_rr_interval_array=("2" "4" "6" "8")
_rr_interval_array_text=("2ms" "4ms" "6ms" "8ms")
typeset -A _rr_interval_default_indexes
_rr_interval_default_indexes=(
["muqss"]="2"
["pds"]="1"
["upds"]="1"
["bmq"]="0"
)
_default_index="${_rr_interval_default_indexes[$_cpusched]}"
#Remove whitespaces from variable
_rr_interval=`echo ${_rr_interval} | tr -d " "`
if [ "${_rr_interval}" = "default" ]; then
_rr_interval="${_rr_interval_array[$_default_index]}"
elif [[ "$_rr_interval" =~ ^(1|2|3|4)$ ]]; then
_rr_interval=$(($_rr_interval * 2))
else
plain ""
plain "Round Robin interval is the longest duration two tasks with the same nice level will"
plain "be delayed for. When CPU time is requested by a task, it receives a time slice equal"
plain "to the rr_interval in addition to a virtual deadline. When using yield_type 2, a low"
plain "value can help offset the disadvantages of rescheduling a process that has yielded."
plain ""
_prompt_from_array "${_rr_interval_array_text[@]}"
_rr_interval="${_rr_interval_array[$_selected_index]}"
fi
msg2 "Using ${_rr_interval}ms round robin interval"
if [ "$_kver" != "504" ]; then
if [ "${_cpusched}" = "muqss" ]; then
sed -i -e "s/int rr_interval __read_mostly = 6;/int rr_interval __read_mostly = ${_rr_interval};/" ./kernel/sched/"${_sched}".c
elif [ "${_cpusched}" = "upds" ]; then
sed -i -e "s/#define SCHED_DEFAULT_RR (4)/#define SCHED_DEFAULT_RR (${_rr_interval})/" ./kernel/sched/pds.c
elif [ "${_cpusched}" = "bmq" ] || [ "${_cpusched}" = "pds" ]; then
sed -i -e "s/u64 sched_timeslice_ns __read_mostly = (4 * 1000 * 1000);/u64 sched_timeslice_ns __read_mostly = (${_rr_interval} * 1000 * 1000);/" ./kernel/sched/${_sched}.c
fi
if [ "${_cpusched}" = "bmq" ]; then
scripts/config --set-val "SCHED_TIMESLICE" "2"
fi
else
if [ "${_cpusched}" == "muqss" ]; then
sed -i -e "s/int rr_interval __read_mostly = 6;/int rr_interval __read_mostly = ${_rr_interval};/" ./kernel/sched/"${_sched}".c
elif [ "${_cpusched}" == "pds" ]; then
sed -i -e "s/#define SCHED_DEFAULT_RR (4)/#define SCHED_DEFAULT_RR (${_rr_interval})/" ./kernel/sched/"${_sched}".c
elif [ "${_cpusched}" == "bmq" ]; then
scripts/config --set-val "SCHED_TIMESLICE" "${_rr_interval}"
fi
fi
fi
# zenify
if [ "$_zenify" = "false" ] || [ "$_glitched_base" = "false" ]; then
_disable "ZENIFY"
elif [ "$_zenify" = "true" ] && [ "$_glitched_base" = "true" ]; then
_enable "ZENIFY"
fi
# compiler optimization level
if [ "$_compileroptlevel" = "1" ]; then
if [ "$_kver" != "504" ]; then
_disable "CC_OPTIMIZE_FOR_PERFORMANCE_O3"
else
_disable "CC_OPTIMIZE_HARDER"
fi
elif [ "$_compileroptlevel" = "2" ]; then
if [[ $_kver -ge 600 ]]; then
tkgpatch="$srcdir/0013-optimize_harder_O3.patch"
_msg="Patching O3 optimization"
_tkg_patcher
else
_disable "CC_OPTIMIZE_FOR_PERFORMANCE"
if [ "$_kver" != "504" ]; then
_enable "CC_OPTIMIZE_FOR_PERFORMANCE_O3"
else
_enable "CC_OPTIMIZE_HARDER"
fi
fi
elif [ "$_compileroptlevel" = "3" ]; then
_disable "CC_OPTIMIZE_FOR_PERFORMANCE"
_enable "CC_OPTIMIZE_FOR_SIZE"
if [ "$_kver" != "504" ]; then
_disable "CC_OPTIMIZE_FOR_PERFORMANCE_O3"
else
_disable "CC_OPTIMIZE_HARDER"
fi
fi
# irq threading
if [ "$_irq_threading" = "true" ]; then
_enable "FORCE_IRQ_THREADING"
elif [ "$_irq_threading" = "false" ]; then
_disable "FORCE_IRQ_THREADING"
fi
# smt nice
if [ "$_smt_nice" = "true" ]; then
_enable "SMT_NICE"
elif [ "$_smt_nice" = "false" ]; then
_disable "SMT_NICE"
fi
# random trust cpu
if [ "$_random_trust_cpu" = "true" ]; then
_enable "RANDOM_TRUST_CPU"
fi
# rq sharing
if [ "${_cpusched}" = "muqss" ]; then
_disable "RQ_NONE" "RQ_SMT" "RQ_MC" "RQ_MC_LLC" "RQ_SMP" "RQ_ALL"
if [ "$_runqueue_sharing" = "none" ]; then
_enable "RQ_NONE"
elif [ -z "$_runqueue_sharing" ] || [ "$_runqueue_sharing" = "smt" ]; then
_enable "RQ_SMT"
elif [ "$_runqueue_sharing" = "mc" ]; then
_enable "RQ_MC"
elif [ "$_runqueue_sharing" = "smp" ]; then
_enable "RQ_SMP"
elif [ "$_runqueue_sharing" = "all" ]; then
_enable "RQ_ALL"
elif [ "$_runqueue_sharing" = "mc-llc" ]; then
_enable "RQ_MC_LLC"
fi
fi
# timer freq
_avail_timer_frequencies=("100" "250" "300" "500" "750" "1000")
_avail_timer_frequencies_text=("100 Hz" "250 Hz" "300 Hz" "500 Hz" "750 Hz" "1000 Hz")
if [ "$_cpusched" = "cacule" ]; then
_avail_timer_frequencies+=("2000")
_avail_timer_frequencies_text+=("2000 Hz")
fi
typeset -A _default_timer_frequencies_index
_default_timer_frequencies_index=(
["pds"]="5"
["muqss"]="1"
["cacule"]="6"
["tt"]="5"
["upds"]="5"
["cfs"]="5"
["eevdf"]="5"
["bmq"]="5"
["bore"]="5"
["bore-eevdf"]="3"
)
if [[ -n "$_timer_freq" && ! "${_avail_timer_frequencies[*]}" =~ "$_timer_freq" ]]; then
warning "The entered timer frequency, ${_timer_freq}Hz, is not available, prompting..."
_timer_freq=""
fi
# Default to 1000Hz if _timer_freq is not set
if [ -z "$_timer_freq" ]; then
_default_index="${_default_timer_frequencies_index[$_cpusched]}"
msg2 "Which kernel interrupt timer frequency would you like to use ?"
msg2 "Higher Hz means lower latency (but higher overhead / less throughput). So it's a double edged sword"
msg2 "Pick default (aka press enter with empty input) if unsure"
_prompt_from_array "${_avail_timer_frequencies_text[@]}"
_timer_freq="${_avail_timer_frequencies[$_selected_index]}"
fi
for _freq in "${_avail_timer_frequencies[@]}"; do
if [ "$_freq" = "$_timer_freq" ]; then
_enable "HZ_${_freq}" "HZ_${_freq}_NODEF"
else
_disable "HZ_${_freq}" "HZ_${_freq}_NODEF"
fi
done
# Use schedutil instead of ondemand on >32 threads machines
if [[ $(nproc) -gt 32 ]] && [ "$_default_cpu_gov" = "ondemand" ]; then
warning "The current default governor selected (ondemand) doesn't perform well on >32 threads. Schedutil will be used instead."
_default_cpu_gov="schedutil"
fi
# default cpu gov
if [ "$_default_cpu_gov" = "performance" ]; then
_disable "CPU_FREQ_DEFAULT_GOV_SCHEDUTIL"
_enable "CPU_FREQ_DEFAULT_GOV_PERFORMANCE" "CPU_FREQ_DEFAULT_GOV_PERFORMANCE_NODEF"
elif [ "$_default_cpu_gov" = "ondemand" ]; then
_disable "CPU_FREQ_DEFAULT_GOV_SCHEDUTIL"
_enable "CPU_FREQ_DEFAULT_GOV_ONDEMAND" "CPU_FREQ_GOV_ONDEMAND"
fi
# ftrace
if [ -z "$_ftracedisable" ]; then
plain ""
plain "Disable FUNCTION_TRACER/GRAPH_TRACER? Lowers overhead but limits debugging"
plain "and analyzing of kernel functions."
read -rp "`echo $' > N/y : '`" CONDITION2;
fi
if [[ "$CONDITION2" =~ [yY] ]] || [ "$_ftracedisable" = "true" ]; then
_disable "FUNCTION_TRACER" "FUNCTION_GRAPH_TRACER"
fi
# disable numa
if [ -z "$_numadisable" ]; then
plain ""
plain "Disable NUMA? Lowers overhead, but breaks CUDA/NvEnc on Nvidia if disabled."
plain "https://bbs.archlinux.org/viewtopic.php?id=239174"
read -rp "`echo $' > N/y : '`" CONDITION3;
fi
if [[ "$CONDITION3" =~ [yY] ]] || [ "$_numadisable" = "true" ]; then
# disable NUMA since 99.9% of users do not have multiple CPUs but do have multiple cores in one CPU
_disable "NUMA" "AMD_NUMA" "ACPI_NUMA" "X86_64_ACPI_NUMA" "NODES_SPAN_OTHER_NODES" "NUMA_EMU" "NODES_SHIFT" "NEED_MULTIPLE_NODES" "USE_PERCPU_NUMA_NODE_ID"
fi
# tickless
if [[ -z "$_tickless" || ! "$_tickless" =~ ^(0|1|2)$ ]]; then
# Set to "1" to use CattaRappa mode (enabling full tickless), "2" for tickless idle only, or "0" for periodic ticks.
plain "Use CattaRappa mode (Tickless/Dynticks) ?"
_tickless_array_text=(
"No, use periodic ticks."
"Yes, full tickless baby!\n Full tickless can give higher performances in case you use isolation of CPUs for task, in other cases it behaves as Idle."
"Just tickless idle plz.\n Just tickless idle can perform better with some platforms (mostly AMD) or CPU schedulers (mostly MuQSS)."
)
_default_index="2"
_prompt_from_array "${_tickless_array_text[@]}"
_tickless="${_selected_index}"
fi
if [ "$_tickless" = "0" ]; then
_disable "NO_HZ_FULL_NODEF" "NO_HZ_IDLE" "NO_HZ_FULL" "NO_HZ" "NO_HZ_COMMON" "VIRT_CPU_ACCOUNTING" "VIRT_CPU_ACCOUNTING_GEN"
_enable "HZ_PERIODIC" "TICK_CPU_ACCOUNTING"
elif [ "$_tickless" = "1" ]; then
_disable "HZ_PERIODIC" "NO_HZ_IDLE" "TICK_CPU_ACCOUNTING" "CONTEXT_TRACKING_FORCE"
_enable "NO_HZ_FULL_NODEF" "NO_HZ_FULL" "NO_HZ" "NO_HZ_COMMON" "CONTEXT_TRACKING" "VIRT_CPU_ACCOUNTING" "VIRT_CPU_ACCOUNTING_GEN"
else
_disable "NO_HZ_FULL_NODEF" "HZ_PERIODIC" "NO_HZ_FULL" "TICK_CPU_ACCOUNTING" "CONTEXT_TRACKING_FORCE"
_enable "NO_HZ_IDLE" "NO_HZ" "NO_HZ_COMMON" "CONTEXT_TRACKING" "VIRT_CPU_ACCOUNTING" "VIRT_CPU_ACCOUNTING_GEN"
fi
# acs override
tkgpatch="$srcdir/0006-add-acs-overrides_iommu.patch"
if [ -e "$tkgpatch" ]; then
if [ -z "$_acs_override" ]; then
plain ""
plain "Use ACS override patch?"
plain "https://wiki.archlinux.org/index.php/PCI_passthrough_via_OVMF#Bypassing_the_IOMMU_groups_.28ACS_override_patch.29"
read -rp "`echo $' > N/y : '`" CONDITION7;
fi
if [[ "$CONDITION7" =~ [yY] ]] || [ "$_acs_override" = "true" ]; then
_msg="Patching ACS override"
_tkg_patcher
fi
fi
# bcachefs
tkgpatch="$srcdir/0008-${_basekernel}-bcachefs.patch"
if [ -e "$tkgpatch" ]; then
if [ -z "$_bcachefs" ] && [ "$_kver" != "504" ]; then
plain ""
plain "Add Bcache filesystem support? You'll have to install bcachefs-tools-git from AUR for utilities."
plain "https://bcachefs.org/"
warning "This can be buggy and isn't recommended on a production machine, also enabling this option will not allow you to enable MGLRU."
read -rp "`echo $' > N/y : '`" CONDITION8;
fi
if [[ "$CONDITION8" =~ [yY] ]] || [ "$_bcachefs" = "true" ]; then
_msg="Patching Bcache filesystem support override"
_tkg_patcher
_enable "BCACHEFS_FS" "BCACHEFS_QUOTA" "BCACHEFS_POSIX_ACL"
_disable "BCACHEFS_DEBUG" "BCACHEFS_TESTS" "DEBUG_CLOSURES" "BCACHEFS_LOCK_TIME_STATS"
fi
fi
# MGLRU
tkgpatch="$srcdir/0010-lru_${_basekernel}.patch"
if [ -e "$tkgpatch" ] && [ "$_bcachefs" != "true" ] && [[ ! "$CONDITION8" =~ [yY] ]]; then
if [ -z "$_mglru" ]; then
plain ""
plain "Add multi-generational LRU framework support (improving memory pressure handling)? "
plain "https://lore.kernel.org/lkml/20220706220022.968789-1-yuzhao@google.com/"
read -rp "`echo $' > N/y : '`" CONDITION_mglru;
fi
if [[ "$CONDITION_mglru" =~ [yY] ]] || [ "$_mglru" = "true" ]; then
_msg="Patching MGLRU in"
_tkg_patcher
_enable "LRU_GEN" "LRU_GEN_ENABLED"
_disable "LRU_GEN_STATS"
fi
fi
# fsync (futex_waitv) support
tkgpatch="$srcdir/0007-v${_basekernel}-futex_waitv.patch"
if [ -e "$tkgpatch" ]; then
if [ -z "$_fsync_backport" ]; then
plain ""
plain "Enable support for futex_waitv, backported patches for fsync from 5.16 Kernel"
plain "! Will disable futex2 patchset !"
plain "https://github.com/andrealmeid/futex_waitv_patches"
plain "https://github.com/ValveSoftware/wine/pull/128"
read -rp "`echo $' > N/y : '`" CONDITION9;
fi
if [[ "$CONDITION9" =~ [yY] ]] || [ "$_fsync_backport" = "true" ]; then
_msg="Patching fsync support"
_tkg_patcher
_fsync_futex2="false"
fi
else
_fsync_backport="false"
fi
# fsync legacy support
if [[ $_kver > 515 ]] || [[ "$CONDITION9" =~ [yY] ]] || [ "$_fsync_backport" = "true" ]; then
tkgpatch="$srcdir/0007-v${_basekernel}-fsync_legacy_via_futex_waitv.patch"
else
tkgpatch="$srcdir/0007-v${_basekernel}-fsync_legacy.patch"
fi
if [ -e "$tkgpatch" ]; then
if [ -z "$_fsync_legacy" ]; then
plain ""
plain "Enable support for FUTEX_WAIT_MULTIPLE (opcode 31) - fsync legacy used in Valve Proton 4.11, 5.0 and 5.13"
plain "https://steamcommunity.com/games/221410/announcements/detail/2957094910196249305"
if [[ "$CONDITION9" =~ [yY] ]] || [ "$_fsync_backport" = "true" ]; then
plain "Will be used as a fallback to futex_waitv on older Proton builds if enabled"
fi
read -rp "`echo $' > N/y : '`" CONDITION10;
fi
if [[ "$CONDITION10" =~ [yY] ]] || [ "$_fsync_legacy" = "true" ]; then
_msg="Patching fsync legacy support"
_tkg_patcher
fi
fi
# futex2 support
tkgpatch="$srcdir/0007-v${_basekernel}-futex2_interface.patch"
if [ -e "$tkgpatch" ]; then
if [ -z "$_fsync_futex2" ]; then
plain ""
plain "Enable support for futex2, a DEPRECATED replacement for esync and fsync in Valve Proton 5.13 experimental"
plain "Can be enabled alongside fsync legacy patchset to have a fallback option"
plain "https://gitlab.collabora.com/tonyk/linux/-/tree/futex2-dev"
plain "https://github.com/ValveSoftware/Proton/issues/4568"
read -rp "`echo $' > N/y : '`" CONDITION11;
fi
if [[ "$CONDITION11" =~ [yY] ]] || [ "$_fsync_futex2" = "true" ]; then
_msg="Patching futex2 support"
_tkg_patcher
_enable "FUTEX2"
sed -i -e 's/# CONFIG_EXPERT is not set/CONFIG_EXPERT=y/' ./.config
echo -e "\r# start of config expert\r
# CONFIG_DEBUG_RSEQ is not set\r
# CONFIG_PC104 is not set\r
# CONFIG_SLUB_MEMCG_SYSFS_ON is not set\r
# CONFIG_SLOB is not set\r
# CONFIG_PROCESSOR_SELECT is not set\r
# CONFIG_SUSPEND_SKIP_SYNC is not set\r
# CONFIG_DPM_WATCHDOG is not set\r
# CONFIG_ACPI_REDUCED_HARDWARE_ONLY is not set\r
# CONFIG_PCI_CNB20LE_QUIRK is not set\r
# CONFIG_ISA_BUS is not set\r
CONFIG_KVM_WERROR=y\r
# CONFIG_GCC_PLUGIN_CYC_COMPLEXITY is not set\r
# CONFIG_CFG80211_CERTIFICATION_ONUS is not set\r
# CONFIG_PCIE_BUS_TUNE_OFF is not set\r
CONFIG_PCIE_BUS_DEFAULT=y\r
# CONFIG_PCIE_BUS_SAFE is not set\r
# CONFIG_PCIE_BUS_PERFORMANCE is not set\r
# CONFIG_PCIE_BUS_PEER2PEER is not set\r
# CONFIG_PATA_PLATFORM is not set\r
# CONFIG_TTY_PRINTK is not set\r
# CONFIG_GPIO_SYSFS is not set\r
# CONFIG_VIDEO_TDA1997X is not set\r
# CONFIG_VIDEO_TLV320AIC23B is not set\r
# CONFIG_VIDEO_ADV7180 is not set\r
# CONFIG_VIDEO_ADV7183 is not set\r
# CONFIG_VIDEO_ADV7604 is not set\r
# CONFIG_VIDEO_ADV7842 is not set\r
# CONFIG_VIDEO_BT819 is not set\r
# CONFIG_VIDEO_BT856 is not set\r
# CONFIG_VIDEO_BT866 is not set\r
# CONFIG_VIDEO_KS0127 is not set\r
# CONFIG_VIDEO_ML86V7667 is not set\r
# CONFIG_VIDEO_SAA7110 is not set\r
# CONFIG_VIDEO_TC358743 is not set\r
# CONFIG_VIDEO_TVP514X is not set\r
# CONFIG_VIDEO_TVP7002 is not set\r
# CONFIG_VIDEO_TW9910 is not set\r
# CONFIG_VIDEO_VPX3220 is not set\r
# CONFIG_VIDEO_SAA7185 is not set\r
# CONFIG_VIDEO_ADV7170 is not set\r
# CONFIG_VIDEO_ADV7175 is not set\r
# CONFIG_VIDEO_ADV7343 is not set\r
# CONFIG_VIDEO_ADV7393 is not set\r
# CONFIG_VIDEO_ADV7511 is not set\r
# CONFIG_VIDEO_AD9389B is not set\r
# CONFIG_VIDEO_AK881X is not set\r
# CONFIG_VIDEO_THS8200 is not set\r
# CONFIG_VIDEO_THS7303 is not set\r
# CONFIG_VIDEO_I2C is not set\r
# CONFIG_VIDEO_ST_MIPID02 is not set\r
# CONFIG_VIDEO_GS1662 is not set\r
# CONFIG_MEDIA_TUNER_MSI001 is not set\r
# CONFIG_DVB_S5H1432 is not set\r
# CONFIG_DVB_DIB9000 is not set\r
# CONFIG_DVB_CXD2880 is not set\r
# CONFIG_DVB_MN88443X is not set\r
# CONFIG_DVB_LNBH29 is not set\r
# CONFIG_DVB_LGS8GL5 is not set\r
# CONFIG_DRM_DEBUG_DP_MST_TOPOLOGY_REFS is not set\r
# CONFIG_DRM_FBDEV_LEAK_PHYS_SMEM is not set\r
# CONFIG_DRM_I915_WERROR is not set\r
# CONFIG_DRM_I915_DEBUG is not set\r
# CONFIG_DRM_I915_DEBUG_MMIO is not set\r
# CONFIG_DRM_I915_SW_FENCE_DEBUG_OBJECTS is not set\r
# CONFIG_DRM_I915_SW_FENCE_CHECK_DAG is not set\r
# CONFIG_DRM_I915_DEBUG_GUC is not set\r
# CONFIG_DRM_I915_SELFTEST is not set\r
# CONFIG_DRM_I915_LOW_LEVEL_TRACEPOINTS is not set\r
# CONFIG_DRM_I915_DEBUG_VBLANK_EVADE is not set\r
# CONFIG_DRM_I915_DEBUG_RUNTIME_PM is not set\r
# CONFIG_FB_INTEL is not set\r
# CONFIG_SND_SOC_SOF_DEVELOPER_SUPPORT is not set\r
# CONFIG_USB_KBD is not set\r
# CONFIG_USB_MOUSE is not set\r
# CONFIG_USB_OTG_DISABLE_EXTERNAL_HUB is not set\r
# CONFIG_HARDENED_USERCOPY_PAGESPAN is not set\r
CONFIG_PAHOLE_HAS_SPLIT_BTF=y\r
CONFIG_DEBUG_INFO_BTF_MODULES=y\r
# CONFIG_DEBUG_FORCE_FUNCTION_ALIGN_32B is not set\r
# CONFIG_WIRELESS_WDS is not set\r
# CONFIG_UNWINDER_GUESS is not set\r
# CONFIG_TRIM_UNUSED_KSYMS is not set\r
# CONFIG_VMLINUX_MAP is not set\r
# end of config expert\n">> ./.config
fi
fi
# winesync support
tkgpatch="$srcdir/0007-v${_basekernel}-winesync.patch"
if [ -e "$tkgpatch" ]; then
if [ -z "$_winesync" ]; then
plain ""
plain "Enable support for winesync/fastsync, an experimental replacement for esync"
plain "https://repo.or.cz/linux/zf.git/shortlog/refs/heads/winesync"
warning "Alternatively, on Arch you can use the DKMS module which allows for using the feature on multiple kernels side by side: https://aur.archlinux.org/packages/winesync-dkms/"
read -rp "`echo $' > N/y : '`" CONDITION_winesync;
fi
if [[ "$CONDITION_winesync" =~ [yY] ]] || [ "$_winesync" = "true" ]; then
_msg="Patching winesync/fastsync support"
_tkg_patcher
_module "WINESYNC"
echo "KERNEL==\"winesync\", MODE=\"0644\"" > "${srcdir}"/winesync.rules
echo "winesync" > "${srcdir}"/winesync.conf
fi
fi
# We're done with tkgpatch
unset tkgpatch
unset _msg
# Waydroid
if [ -z "$_waydroid" ]; then
plain ""
plain "Enable android modules for use with Waydroid?"
plain "https://waydro.id"
read -rp "`echo $' > N/y : '`" CONDITION12;
fi
if [[ "$CONDITION12" =~ [yY] ]] || [ "$_waydroid" = "true" ]; then
_enable "ANDROID" "ANDROID_BINDER_IPC" "ANDROID_BINDERFS"
_disable "ANDROID_BINDER_IPC_SELFTEST"
scripts/config --set-str "ANDROID_BINDER_DEVICES" ""
if [[ "$CONDITION12" =~ [yY] ]]; then
read -rp "Press enter to continue..."
fi
fi
# NR_CPUS
if [ "$_basever" != "601" ]; then
if [ -n "$_NR_CPUS_value" ]; then
scripts/config --set-val "NR_CPUS" "$_NR_CPUS_value"
_enable "FORCE_NR_CPUS"
fi
else
warning "NR_CPUS is bugged on 6.1.y, so your setting was ignored"
fi
fi
# Community patches
if [ -n "$_community_patches" ]; then
if [ ! -d "$_where/../community-patches" ]; then
cd "$_where/.." && git clone https://github.com/Frogging-Family/community-patches.git && cd "${_kernel_work_folder_abs}"
fi
_community_patches=($_community_patches)
mkdir -p "$_where"/linux"$_basever"-tkg-userpatches
for _p in ${_community_patches[@]}; do
if [ ! -e "$_where/linux$_basever-tkg-userpatches/$_p" ]; then
ln -s "$_where"/../community-patches/linux"$_basever"-tkg/$_p "$_where"/linux"$_basever"-tkg-userpatches/$_p
else
warning "Ignoring '$_p' community patch already present in the userpatches dir"
_community_patches=(${_community_patches[@]/$_p})
fi
done
fi
# userpatches
if [ "$_user_patches" = "true" ]; then
_userpatch_target="linux-${_basekernel}"
_userpatch_ext="my"
user_patcher
fi
# Community patches removal
for _p in ${_community_patches[@]}; do
rm -f "$_where"/linux"$_basever"-tkg-userpatches/$_p
done
if [ "$_distro" = "Arch" ]; then
# 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 ${llvm_opt}
fi
# modprobed-db
if [[ "$_modprobeddb" = "true" && "$_kernel_on_diet" == "true" ]]; then
msg2 "_modprobeddb and _kernel_on_diet cannot be used together: it doesn't make sense, _kernel_on_diet uses our own modprobed list ;)"
exit 1
fi
if [[ "$_kernel_on_diet" == "true" && "$_kver" -lt 605 ]]; then
msg2 "_kernel_on_diet not implemented for kernels older than 6.5"
exit 1
fi
if [[ "$_modprobeddb" = "true" || "$_kernel_on_diet" == "true" ]]; then
if [ -f "$_where"/"$_modprobeddb_db_path" ]; then
_modprobeddb_db_path="$_where"/"$_modprobeddb_db_path"
fi
if [ "$_kernel_on_diet" == "true" ]; then
_modprobeddb_db_path="$_where/minimal-modprobed.db"
fi
if [ ! -f $_modprobeddb_db_path ]; then
msg2 "modprobed-db database not found"
exit 1
fi
# Workaround for: https://github.com/Tk-Glitch/PKGBUILDS/issues/404.
# Long live #404!
# The page doesn't exist any longer haha
_disable "GPIO_BT8XX" "SND_SE6X" "SENSORS_ADM1021" "SENSORS_MAX6642" "SENSORS_ASUS_WMI_EC"
make LSMOD=$_modprobeddb_db_path localmodconfig ${llvm_opt}
fi
if [ true = "$_config_fragments" ]; then
local fragments=()
mapfile -d '' -t fragments < <(find "$_where"/ -type f -name "*.myfrag" -print0 | sort -z)
if [ true = "$_config_fragments_no_confirm" ]; then
printf 'Using config fragment %s\n' "${fragments[@]#$_where/}" #"
else
for i in "${!fragments[@]}"; do
while true; do
read -r -p 'Found config fragment '"${fragments[$i]#$_where/}"', apply it? [y/N] ' CONDITIONMPDB #"
CONDITIONMPDB="$(printf '%s' "$CONDITIONMPDB" | tr '[:upper:]' '[:lower:]')"
case "$CONDITIONMPDB" in
y|yes)
break;;
n|no|'')
unset fragments[$i]
break;;
*)
echo 'Please answer with yes or no'
esac
done
done
fi
if [ 0 -lt "${#fragments[@]}" ]; then
scripts/kconfig/merge_config.sh -m .config "${fragments[@]}"
fi
fi
# rewrite configuration
msg2 "Setting config"
make ${_config_updating} ${llvm_opt} |& tee -a "$_where"/logs/prepare.log.txt
# menuconfig / nconfig
if [ -z "$_menunconfig" ]; then
plain ""
plain "*Optional* For advanced users - Do you want to use make menuconfig or nconfig"
plain "to configure the kernel before building it?"
plain "If you do, make sure your terminal is currently"
plain "at least 19 lines by 80 columns large or you'll get an error :D"
read -rp "`echo $' > 0. nope\n 1. menuconfig\n 2. nconfig\n 3. xconfig\n choice[0-3?]: '`" CONDITIONMNC;
_menunconfig="$CONDITIONMNC"
fi
if [ 1 = "$_menunconfig" ]; then
cp .config .config.orig
make menuconfig ${llvm_opt}
elif [ 2 = "$_menunconfig" ]; then
cp .config .config.orig
make nconfig ${llvm_opt}
elif [ 3 = "$_menunconfig" ]; then
cp .config .config.orig
make xconfig ${llvm_opt}
fi
if [ 1 = "$_menunconfig" ] || [ 2 = "$_menunconfig" ] || [ 3 = "$_menunconfig" ]; then
if [ -z "${_diffconfig}" ]; then
while true; do
read -r -p 'Generate a config fragment from your changes? [y/N] ' CONDITIONF
CONDITIONF="$(printf '%s' "$CONDITIONF" | tr '[:upper:]' '[:lower:]')"
case "$CONDITIONF" in
y|yes)
_diffconfig=true
break;;
n|no|'')
_diffconfig=false
break;;
*)
echo 'Please answer with yes or no'
esac
done
fi
if [ true = "$_diffconfig" ]; then
if [ -z "$_diffconfig_name" ]; then
IFS= read -r -p 'Filename for the config fragment [leave empty to not generate fragment]: ' _diffconfig_name
fi
if [ -z "$_diffconfig_name" ]; then
echo 'No file name given, not generating config fragment.'
else
pushd "$_kernel_work_folder_abs"
scripts/diffconfig -m .config.orig .config > "$_where/$_diffconfig_name"
popd
fi
fi
rm .config.orig
fi
if [ "$_distro" = "Arch" ]; then
make -s kernelrelease > version
msg2 "Prepared %s version %s" "$pkgbase" "$(<version)"
fi
# copy new config file back to the user's git folder for an eventual future use
cp .config "${_where}"/kernelconfig.new
}
exit_cleanup() {
# Remove temporarily copied files
rm -rf "$_where"/*.patch
rm -rf "$_where"/*-profile.cfg
rm -f "$_where"/config*
rm -f "$_where"/*.hook
rm -f "$_where"/cleanup
rm -f "$_where"/prepare
# Remove state tracker
rm -f "$_where"/BIG_UGLY_FROGMINER
# Remove winesync rules file
rm -f "$_where"/winesync.rules
# Community patches removal in case of failure
for _p in ${_community_patches[@]}; do
rm -f "$_where"/linux"$_basever"-tkg-userpatches/"$_p"
done
if [ "$_NUKR" = "true" ] && [ "$_where" != "$srcdir" ]; then
rm -rf "$_where"/src/*
# Double tap
rm -rf "$srcdir"/linux-*
rm -rf "$srcdir"/*.xz
rm -rf "$srcdir"/*.patch
rm -rf "$srcdir"/*-profile.cfg
rm -rf "$srcdir"/*.rules
rm -f "$srcdir"/config.x86_64
rm -f "$srcdir"/customization.cfg
elif [ "$_distro" == "Arch" ]; then
rm -rf "$srcdir"/linux-${_basekernel}/Documentation/filesystems/aufs/*
rm -f "$srcdir"/linux-${_basekernel}/Documentation/ABI/testing/*-aufs
rm -rf "$srcdir"/linux-${_basekernel}/fs/aufs/*
rm -f "$srcdir"/linux-${_basekernel}/include/uapi/linux/aufs*
rm -f "$srcdir"/linux-${_basekernel}/mm/prfile.c
rm -f "$srcdir"/linux-${_basekernel}/block/bfq*
rm -rf "$srcdir"/linux-${_basekernel}/drivers/scsi/vhba/*
rm -rf "$srcdir"/linux-${_basekernel}/fs/exfat/*
rm -f "$srcdir"/linux-${_basekernel}/include/trace/events/fs.h
rm -f "$srcdir"/linux-${_basekernel}/Documentation/scheduler/sched-PDS-mq.txt
rm -f "$srcdir"/linux-${_basekernel}/include/linux/skip_list.h
rm -f "$srcdir"/linux-${_basekernel}/kernel/sched/pds.c
rm -f "$srcdir"/linux-${_basekernel}/kernel/sched/pds_sched.h
rm -f "$srcdir"/linux-${_basekernel}/Documentation/scheduler/sched-BMQ.txt
rm -f "$srcdir"/linux-${_basekernel}/kernel/sched/${_sched}.c
rm -f "$srcdir"/linux-${_basekernel}/kernel/sched/sched/alt_debug.c
rm -f "$srcdir"/linux-${_basekernel}/kernel/sched/alt_sched.h
rm -f "$srcdir"/linux-${_basekernel}/Documentation/scheduler/sched-BFS.txt
rm -f "$srcdir"/linux-${_basekernel}/Documentation/scheduler/sched-MuQSS.txt
rm -rf "$srcdir"/linux-${_basekernel}/arch/blackfin/*
rm -f "$srcdir"/linux-${_basekernel}/arch/powerpc/configs/c2k_defconfig
rm -f "$srcdir"/linux-${_basekernel}/arch/score/configs/spct6600_defconfig
rm -f "$srcdir"/linux-${_basekernel}/arch/tile/configs/tilegx_defconfig
rm -f "$srcdir"/linux-${_basekernel}/arch/tile/configs/tilepro_defconfig
rm -f "$srcdir"/linux-${_basekernel}/drivers/staging/lustre/lnet/lnet/lib-eq.c
rm -f "$srcdir"/linux-${_basekernel}/kernel/sched/MuQSS*
rm -f "$srcdir"/linux-${_basekernel}/kernel/skip_list.c
rm -f "$srcdir"/linux-${_basekernel}/Documentation/vm/uksm.txt
rm -f "$srcdir"/linux-${_basekernel}/include/linux/sradix-tree.h
rm -f "$srcdir"/linux-${_basekernel}/include/linux/uksm.h
rm -f "$srcdir"/linux-${_basekernel}/lib/sradix-tree.c
rm -f "$srcdir"/linux-${_basekernel}/mm/uksm.c
fi
if [ "${_distro}" = "Arch" ]; then
remove_deps || ( true && msg2 "remove_deps not found" )
fi
msg2 'exit cleanup done\n'
if [ -n "$_runtime" ]; then
msg2 "compilation time : \n$_runtime"
fi
# Copy over the customization.cfg file to the logs folder
cp -f "$_where"/customization.cfg "$_where"/logs/customization.cfg.txt
# Create logs/system-info.txt
cat /etc/os-release > "$_where"/logs/system-info.txt
if command -v clang &> /dev/null; then
echo "#################" >> "$_where"/logs/system-info.txt
clang -v >> "$_where"/logs/system-info.txt 2>&1
fi
echo "#################" >> "$_where"/logs/system-info.txt
gcc -v >> "$_where"/logs/system-info.txt 2>&1
# Arch: move shell-output.log to logs folder
if [[ "$_distro" = "Arch" && -f "$_where"/shell-output.log ]]; then
mv -f "$_where"/shell-output.log "$_where"/logs/shell-output.log.txt
sed -i 's/\x1b\[[0-9;]*m//g' "$_where"/logs/shell-output.log.txt
sed -i 's/\x1b(B//g' "$_where"/logs/shell-output.log.txt
fi
}
trap exit_cleanup EXIT