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# Maintainer: graysky <graysky AT archlinux DOT us>
# Contributor: Jan Alexander Steffens (heftig) <jan.steffens@gmail.com>
pkgbase=linux-rc
pkgrel=1
_srcname=linux-5.11
_major=5.11
### on initial release this is null otherwise it is the current stable subversion
### ie 1,2,3 corresponding $_major.1, $_major.3 etc
_minor=17
_minorc=$((_minor+1))
### on initial release this is just $_major
_fullver=$_major.$_minor
#_fullver=$_major
_rcver=1
_rcpatch=patch-${_major}.${_minorc}-rc${_rcver}
pkgver=${_major}.${_minorc}rc${_rcver}
arch=(x86_64)
license=(GPL2)
url="https://www.kernel.org/"
makedepends=(
bc kmod libelf cpio perl tar xz
)
options=('!strip')
_modprobeddb=
source=(
https://www.kernel.org/pub/linux/kernel/v5.x/stable-review/"$_rcpatch".{xz,sign}
# https://lkml.org/lkml/2019/8/23/712
#"$_rcpatch.patch::https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/patch/?id=$_srcname.y&id2=v${_major}.${_minor}"
https://www.kernel.org/pub/linux/kernel/v5.x/linux-$_fullver.tar.{xz,sign}
config # the main kernel config file
0001-ZEN-Add-sysctl-and-CONFIG-to-disallow-unprivileged-C.patch
0002-drm-i915-ilk-glk-Fix-link-training-on-links-with-LTT.patch
0003-drm-i915-dp-Prevent-setting-the-LTTPR-LT-mode-if-no-.patch
0004-drm-i915-Disable-LTTPR-support-when-the-DPCD-rev-1.4.patch
0005-drm-i915-Fix-modesetting-in-case-of-unexpected-AUX-t.patch
)
validpgpkeys=(
'ABAF11C65A2970B130ABE3C479BE3E4300411886' # Linus Torvalds
'647F28654894E3BD457199BE38DBBDC86092693E' # Greg Kroah-Hartman
)
b2sums=('37f43f28872b67a1f13d6d490135d385f1e499d0c8ef6ecd68b5f24d087a0a3cc60f70602788b98865becaafe75d698f30f8e890748df3b5128f4daf640e205d'
'SKIP'
'76226bb9e071620929fbdb4bc5ca08be1dab748dc337505ce9a377df0cf0612f6e57d0003bde3d312506a354d02fbc9f4e4be12269daa576969d52fabca13403'
'SKIP'
'bd8c382158f579c173ac68a7f27d3abfe52b1bd60413dea593534fa6c126d6a804e6dd98c2d9b1f402cd22c9bbd8f39bacaba7d96b13320bd529badba0ec3e0c'
'7f6962283f1439ed219c99328acbabea2b5493ee6a8ce476b51ee7f7a38fc741d0a2b546c79a4611acedb6808ac8ab3b3c8f3386837cfef64a343a26f9c84180'
'a1f420194ee0c398ec4dd4fb94fd03eea2c156ac1daf89b1238adeb6085871a871099b291249255ebd8cf863c5ed9e8963a35828d9a1061f10554927574f1eac'
'10882461985bc99a22e9cceae7a80ba2fd2892a84abb528977ed154725419622c10a515d66a827c1cca567386483445ab3d3e6640439afe114a5c89feb2a69e7'
'aa1f093e359ff743e8fe9d7dbbecc780fd7d3e46952c32c051bf1fa8572f2a8c456babedfb5076337274fc0c2f8e026b285eb7343ee8d0d617c446936a65604c'
'70d64a1af2c815f40f17abca038b2bc364d609dc857f8c5c08dd5b3293037b8da08e7e3ca9143d17c8c0d482f65b9a3c1d1e6d1b1244e4816e117b948f52570a')
export KBUILD_BUILD_HOST=archlinux
export KBUILD_BUILD_USER=$pkgbase
export KBUILD_BUILD_TIMESTAMP="$(date -Ru${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH})"
prepare() {
# hacky work around for ck1 not getting extracted
# https://bbs.archlinux.org/viewtopic.php?id=265115
if [[ ! -f "$srcdir/$_rcpatch" ]]; then
xz -dc "$SRCDEST/$_rcpatch.xz" > "$_rcpatch"
fi
cd linux-${_fullver}
msg2 "Setting version..."
scripts/setlocalversion --save-scmversion
echo "-$pkgrel" > localversion.10-pkgrel
echo "${pkgbase#linux}" > localversion.20-pkgname
echo "Applying $_rcpatch..."
patch -Np1 <"../$_rcpatch"
local src
for src in "${source[@]}"; do
src="${src%%::*}"
src="${src##*/}"
[[ $src = 0*.patch ]] || continue
echo "Applying patch $src..."
patch -Np1 < "../$src"
done
echo "Setting config..."
cp ../config .config
# disable CONFIG_DEBUG_INFO at build time otherwise memory usage blows up and
# can easily overwhelm a system with 32 GB of memory using a tmpfs build.
# introduced by FS#66260, see:
# https://git.archlinux.org/svntogit/packages.git/commit/trunk?h=packages/linux&id=663b08666b269eeeeaafbafaee07fd03389ac8d7
scripts/config --disable CONFIG_DEBUG_INFO
scripts/config --disable CONFIG_CGROUP_BPF
scripts/config --disable CONFIG_BPF_LSM
scripts/config --disable CONFIG_BPF_PRELOAD
scripts/config --disable CONFIG_BPF_LIRC_MODE2
scripts/config --disable CONFIG_BPF_KPROBE_OVERRIDE
if [[ -n "$_modprobeddb" ]]; then
#msg "Running Steven Rostedt's make localmodconfig now"
#sudo /usr/bin/modprobed-db recall
#make localmodconfig
msg "Running Steven Rostedt's make localmodconfig now"
if [[ -f $HOME/.config/modprobed.db ]]; then
_useit="$HOME/.config/modprobed.db"
else
_useit="../modprobed.db"
fi
make LSMOD="$_useit" localmodconfig
fi
make olddefconfig
# make nconfig
make -s kernelrelease > version
echo "Prepared $pkgbase version $(<version)"
}
build() {
cd linux-${_fullver}
make all
}
_package() {
pkgdesc="The release candidate kernel and modules"
depends=(coreutils kmod initramfs)
optdepends=('crda: to set the correct wireless channels of your country'
'linux-firmware: firmware images needed for some devices')
provides=(VIRTUALBOX-GUEST-MODULES WIREGUARD-MODULE)
replaces=(virtualbox-guest-modules-arch wireguard-arch)
cd linux-${_fullver}
local kernver="$(<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="$pkgdir/usr" INSTALL_MOD_STRIP=1 modules_install
# not needed since not building with CONFIG_DEBUG_INFO=y
make INSTALL_MOD_PATH="$pkgdir/usr" modules_install
# remove build and source links
rm "$modulesdir"/{source,build}
}
_package-headers() {
pkgdesc="Headers and scripts for building modules for the linux-rc kernel"
cd linux-${_fullver}
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
# add objtool for external module building and enabled VALIDATION_STACK option
install -Dt "$builddir/tools/objtool" tools/objtool/objtool
# add xfs and shmem for aufs building
mkdir -p "$builddir"/{fs/xfs,mm}
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 "$builddir/net/mac80211" -m644 net/mac80211/*.h
# http://bugs.archlinux.org/task/13146
install -Dt "$builddir/drivers/media/i2c" -m644 drivers/media/i2c/msp3400-driver.h
# http://bugs.archlinux.org/task/20402
install -Dt "$builddir/drivers/media/usb/dvb-usb" -m644 drivers/media/usb/dvb-usb/*.h
install -Dt "$builddir/drivers/media/dvb-frontends" -m644 drivers/media/dvb-frontends/*.h
install -Dt "$builddir/drivers/media/tuners" -m644 drivers/media/tuners/*.h
echo "Installing KConfig files..."
find . -name 'Kconfig*' -exec install -Dm644 {} "$builddir/{}" \;
echo "Removing unneeded architectures..."
local arch
for arch in "$builddir"/arch/*/; do
[[ $arch = */x86/ ]] && continue
echo "Removing $(basename "$arch")"
rm -r "$arch"
done
echo "Removing documentation..."
rm -r "$builddir/Documentation"
echo "Removing broken symlinks..."
find -L "$builddir" -type l -printf 'Removing %P\n' -delete
echo "Removing loose objects..."
find "$builddir" -type f -name '*.o' -printf 'Removing %P\n' -delete
echo "Stripping build tools..."
local file
while read -rd '' file; do
case "$(file -bi "$file")" in
application/x-sharedlib\;*) # Libraries (.so)
strip -v $STRIP_SHARED "$file" ;;
application/x-archive\;*) # Libraries (.a)
strip -v $STRIP_STATIC "$file" ;;
application/x-executable\;*) # Binaries
strip -v $STRIP_BINARIES "$file" ;;
application/x-pie-executable\;*) # Relocatable binaries
strip -v $STRIP_SHARED "$file" ;;
esac
done < <(find "$builddir" -type f -perm -u+x ! -name vmlinux -print0)
#echo "Stripping vmlinux..."
#strip -v $STRIP_STATIC "$builddir/vmlinux"
# not needed since not building with CONFIG_DEBUG_INFO=y
echo "Adding symlink..."
mkdir -p "$pkgdir/usr/src"
ln -sr "$builddir" "$pkgdir/usr/src/$pkgbase"
}
pkgname=("$pkgbase" "$pkgbase-headers")
for _p in "${pkgname[@]}"; do
eval "package_$_p() {
$(declare -f "_package${_p#$pkgbase}")
_package${_p#$pkgbase}
}"
done
# vim:set ts=8 sts=2 sw=2 et:
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