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The new linux-zen kernel 4.10.7 has a big performance drop in games. I can confirm, since booting up the ARCH kernel which is 4.10.6 doesn't have this issue. I assume when the ARCH kernel gets this update, it will be affected as well.
Last edited by TyranT (2017-04-10 20:24:40)
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Check linux-zen 4.10.8 in case it is already fixed if not bisect linux-zen between 4.10.6 and 4.10.7.
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# Maintainer: Boohbah <boohbah at gmail.com>
# Contributor: Tobias Powalowski <tpowa@archlinux.org>
# Contributor: Thomas Baechler <thomas@archlinux.org>
# Contributor: Jonathan Chan <jyc@fastmail.fm>
# Contributor: misc <tastky@gmail.com>
# Contributor: NextHendrix <cjones12 at sheffield.ac.uk>
pkgbase=linux-git
_srcname=zen-kernel
pkgver=r650245.3cd751ff613c
pkgrel=1
arch=('i686' 'x86_64')
url="http://www.kernel.org/"
license=('GPL2')
makedepends=('xmlto' 'docbook-xsl' 'kmod' 'inetutils' 'bc' 'git' 'libelf')
options=('!strip')
source=('git+https://github.com/zen-kernel/zen-kernel.git#commit=3cd751ff613c045414ef2887ad1f297d654baf25'
# the main kernel config files
'config::https://git.archlinux.org/svntogit/packages.git/plain/trunk/config.i686?h=packages/linux-zen&id=0e5386fcfc2b830d2fa32e2f85c52030f734da94'
'config.x86_64::https://git.archlinux.org/svntogit/packages.git/plain/trunk/config.x86_64?h=packages/linux-zen&id=0e5386fcfc2b830d2fa32e2f85c52030f734da94'
'90-linux.hook::https://git.archlinux.org/svntogit/packages.git/plain/trunk/90-linux.hook?h=packages/linux'
# standard config files for mkinitcpio ramdisk
"${pkgbase}.preset::https://git.archlinux.org/svntogit/packages.git/plain/trunk/linux.preset?h=packages/linux")
sha256sums=('SKIP'
'7d843acf4b6ab19bce9e57baf62e717cfe23abd848cf3d49ee1fdf1274a4f79f'
'ac0413b62ea6f4f843622c118000675afb9b45b595baa90b1b54d4f5e214d757'
'834bd254b56ab71d73f59b3221f056c72f559553c04718e350ab2a3e2991afe0'
'ad6344badc91ad0630caacde83f7f9b97276f80d26a20619a87952be65492c65')
_kernelname=${pkgbase#linux}
#pkgver() {
# cd "${_srcname}"
# git describe --long | sed -E 's/^v//;s/([^-]*-g)/r\1/;s/-/./g;s/\.rc/rc/'
#}
pkgver() {
cd "${_srcname}"
printf "r%s.%s" "$(git rev-list --count HEAD)" "$(git rev-parse --short HEAD)"
}
prepare() {
cd "${_srcname}"
if [ "${CARCH}" = "x86_64" ]; then
cat "${srcdir}/config.x86_64" > ./.config
else
cat "${srcdir}/config" > ./.config
fi
# set localversion to git commit
sed -i "s|CONFIG_LOCALVERSION=.*|CONFIG_LOCALVERSION=\"-${pkgver##*.}\"|g" ./.config
sed -i "s|CONFIG_LOCALVERSION_AUTO=.*|CONFIG_LOCALVERSION_AUTO=n|" ./.config
# don't run depmod on 'make install'. We'll do this ourselves in packaging
# git tracks scripts/depmod.sh so do not change it when using the existing source dir for bisection
# sed -i '2iexit 0' scripts/depmod.sh
# get kernel version
make prepare
# load configuration
# Configure the kernel. Replace the line below with one of your choice.
#make menuconfig # CLI menu for configuration
#make nconfig # new CLI menu for configuration
#make xconfig # X-based configuration
#make oldconfig # using old config from previous kernel version
make olddefconfig # old config from previous kernel, defaults for new options
# ... or manually edit .config
}
build() {
cd "${_srcname}"
make ${MAKEFLAGS} LOCALVERSION= bzImage modules
}
_package() {
pkgdesc="The Linux kernel and modules (git version)"
depends=('coreutils' 'linux-firmware' 'kmod' 'mkinitcpio>=0.7')
optdepends=('crda: to set the correct wireless channels of your country')
provides=('linux')
backup=("etc/mkinitcpio.d/${pkgbase}.preset")
install=linux.install
cd "${_srcname}"
KARCH=x86
# get kernel version
_kernver="$(make LOCALVERSION= kernelrelease)"
_basekernel=${_kernver%%-*}
_basekernel=${_basekernel%.*}
mkdir -p "${pkgdir}"/{lib/modules,lib/firmware,boot}
make LOCALVERSION= INSTALL_MOD_PATH="${pkgdir}" modules_install
cp arch/$KARCH/boot/bzImage "${pkgdir}/boot/vmlinuz-${pkgbase}"
# set correct depmod command for install
sed -e "s|%PKGBASE%|${pkgbase}|g;s|%KERNVER%|${_kernver}|g" \
"${startdir}/${install}" > "${startdir}/${install}.pkg"
true && install=${install}.pkg
# install mkinitcpio preset file for kernel
sed "s|%PKGBASE%|${pkgbase}|g" "${srcdir}/${pkgbase}.preset" |
install -D -m644 /dev/stdin "${pkgdir}/etc/mkinitcpio.d/${pkgbase}.preset"
# install pacman hook for initramfs regeneration
sed "s|%PKGBASE%|${pkgbase}|g" "${srcdir}/90-linux.hook" |
install -D -m644 /dev/stdin "${pkgdir}/usr/share/libalpm/hooks/90-${pkgbase}.hook"
# remove build and source links
rm -f "${pkgdir}"/lib/modules/${_kernver}/{source,build}
# remove the firmware
rm -rf "${pkgdir}/lib/firmware"
# make room for external modules
ln -s "../extramodules-${_basekernel}${_kernelname:--ARCH}" "${pkgdir}/lib/modules/${_kernver}/extramodules"
# add real version for building modules and running depmod from post_install/upgrade
mkdir -p "${pkgdir}/lib/modules/extramodules-${_basekernel}${_kernelname:--ARCH}"
echo "${_kernver}" > "${pkgdir}/lib/modules/extramodules-${_basekernel}${_kernelname:--ARCH}/version"
# Now we call depmod...
depmod -b "${pkgdir}" -F System.map "${_kernver}"
# move module tree /lib -> /usr/lib
mkdir -p "${pkgdir}/usr"
mv "${pkgdir}/lib" "${pkgdir}/usr/"
# add vmlinux
install -D -m644 vmlinux "${pkgdir}/usr/lib/modules/${_kernver}/build/vmlinux"
# add System.map
install -D -m644 System.map "${pkgdir}/boot/System.map-${_kernver}"
}
_package-headers() {
pkgdesc="Header files and scripts for building modules for Linux kernel (git version)"
provides=('linux-headers')
install -dm755 "${pkgdir}/usr/lib/modules/${_kernver}"
cd "${_srcname}"
install -D -m644 Makefile \
"${pkgdir}/usr/lib/modules/${_kernver}/build/Makefile"
install -D -m644 kernel/Makefile \
"${pkgdir}/usr/lib/modules/${_kernver}/build/kernel/Makefile"
install -D -m644 .config \
"${pkgdir}/usr/lib/modules/${_kernver}/build/.config"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/include"
for i in acpi asm-generic config crypto drm generated keys linux math-emu \
media net pcmcia scsi soc sound trace uapi video xen; do
cp -a include/${i} "${pkgdir}/usr/lib/modules/${_kernver}/build/include/"
done
# copy arch includes for external modules
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/x86"
cp -a arch/x86/include "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/x86/"
# copy files necessary for later builds, like nvidia and vmware
cp Module.symvers "${pkgdir}/usr/lib/modules/${_kernver}/build"
cp -a scripts "${pkgdir}/usr/lib/modules/${_kernver}/build"
# fix permissions on scripts dir
chmod og-w -R "${pkgdir}/usr/lib/modules/${_kernver}/build/scripts"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/.tmp_versions"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/${KARCH}/kernel"
cp arch/${KARCH}/Makefile "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/${KARCH}/"
if [ "${CARCH}" = "i686" ]; then
cp arch/${KARCH}/Makefile_32.cpu "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/${KARCH}/"
fi
cp arch/${KARCH}/kernel/asm-offsets.s "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/${KARCH}/kernel/"
# add docbook makefile
install -D -m644 Documentation/DocBook/Makefile \
"${pkgdir}/usr/lib/modules/${_kernver}/build/Documentation/DocBook/Makefile"
# add dm headers
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/md"
cp drivers/md/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/md"
# add inotify.h
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/include/linux"
cp include/linux/inotify.h "${pkgdir}/usr/lib/modules/${_kernver}/build/include/linux/"
# add wireless headers
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/net/mac80211/"
cp net/mac80211/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/net/mac80211/"
# add dvb headers for external modules
# in reference to:
# http://bugs.archlinux.org/task/9912
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/dvb-core"
cp drivers/media/dvb-core/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/dvb-core/"
# and...
# http://bugs.archlinux.org/task/11194
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/include/config/dvb/"
cp include/config/dvb/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/include/config/dvb/"
# add dvb headers for http://mcentral.de/hg/~mrec/em28xx-new
# in reference to:
# http://bugs.archlinux.org/task/13146
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/dvb-frontends/"
cp drivers/media/dvb-frontends/lgdt330x.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/dvb-frontends/"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/i2c/"
cp drivers/media/i2c/msp3400-driver.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/i2c/"
# add dvb headers
# in reference to:
# http://bugs.archlinux.org/task/20402
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/usb/dvb-usb"
cp drivers/media/usb/dvb-usb/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/usb/dvb-usb/"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/dvb-frontends"
cp drivers/media/dvb-frontends/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/dvb-frontends/"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/tuners"
cp drivers/media/tuners/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/tuners/"
# add xfs and shmem for aufs building
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/fs/xfs"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/mm"
# removed in 3.17 series
# cp fs/xfs/xfs_sb.h "${pkgdir}/usr/lib/modules/${_kernver}/build/fs/xfs/xfs_sb.h"
# copy in Kconfig files
for i in $(find . -name "Kconfig*"); do
mkdir -p "${pkgdir}"/usr/lib/modules/${_kernver}/build/`echo ${i} | sed 's|/Kconfig.*||'`
cp ${i} "${pkgdir}/usr/lib/modules/${_kernver}/build/${i}"
done
# add objtool for external module building and enabled VALIDATION_STACK option
if [ -f tools/objtool/objtool ]; then
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/tools/objtool"
cp -a tools/objtool/objtool ${pkgdir}/usr/lib/modules/${_kernver}/build/tools/objtool/
fi
chown -R root.root "${pkgdir}/usr/lib/modules/${_kernver}/build"
find "${pkgdir}/usr/lib/modules/${_kernver}/build" -type d -exec chmod 755 {} \;
# strip scripts directory
find "${pkgdir}/usr/lib/modules/${_kernver}/build/scripts" -type f -perm -u+w 2>/dev/null | while read binary ; do
case "$(file -bi "${binary}")" in
*application/x-sharedlib*) # Libraries (.so)
/usr/bin/strip ${STRIP_SHARED} "${binary}";;
*application/x-archive*) # Libraries (.a)
/usr/bin/strip ${STRIP_STATIC} "${binary}";;
*application/x-executable*) # Binaries
/usr/bin/strip ${STRIP_BINARIES} "${binary}";;
esac
done
# remove unneeded architectures
rm -rf "${pkgdir}"/usr/lib/modules/${_kernver}/build/arch/{alpha,arc,arm,arm26,arm64,avr32,blackfin,c6x,cris,frv,h8300,hexagon,ia64,m32r,m68k,m68knommu,metag,mips,microblaze,mn10300,openrisc,parisc,powerpc,ppc,s390,score,sh,sh64,sparc,sparc64,tile,unicore32,um,v850,xtensa}
# remove a files already in linux-docs package
rm -f "${pkgdir}/usr/lib/modules/${_kernver}/build/Documentation/kbuild/Kconfig.recursion-issue-01"
rm -f "${pkgdir}/usr/lib/modules/${_kernver}/build/Documentation/kbuild/Kconfig.recursion-issue-02"
rm -f "${pkgdir}/usr/lib/modules/${_kernver}/build/Documentation/kbuild/Kconfig.select-break"
}
_package-docs() {
pkgdesc="Kernel hackers manual - HTML documentation that comes with the Linux kernel (git version)"
provides=('linux-docs')
cd "${_srcname}"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build"
# git tracks the contents of the Documentation dir so do not change it when using the existing source dir for bisection
# it will be changed by the following chmod commands in conjuction with using hardlinks
# cp -al Documentation "${pkgdir}/usr/lib/modules/${_kernver}/build"
cp -a Documentation "${pkgdir}/usr/lib/modules/${_kernver}/build"
find "${pkgdir}" -type f -exec chmod 444 {} \;
find "${pkgdir}" -type d -exec chmod 755 {} \;
# remove a file already in linux package
rm -f "${pkgdir}/usr/lib/modules/${_kernver}/build/Documentation/DocBook/Makefile"
}
pkgname=("${pkgbase}" "${pkgbase}-headers" "${pkgbase}-docs")
for _p in ${pkgname[@]}; do
eval "package_${_p}() {
$(declare -f "_package${_p#${pkgbase}}")
_package${_p#${pkgbase}}
}"
done
# vim:set ts=8 sts=2 sw=2 et:
https://github.com/zen-kernel/zen-kerne … 7d654baf25 linux-zen commit id for 4.10.6 (used in PKGBUILD)
https://github.com/zen-kernel/zen-kerne … b689260cb0 linux-zen commit id for 4.10.7 (used in instructions)
$ mkdir linux-git
$ cd linux-git
$ curl -o linux.install 'https://git.archlinux.org/svntogit/packages.git/plain/trunk/linux.install?h=packages/linux'
#Also place PKGBUILD in this directory
$ makepkg -rsi
Manually add boot loader entry for linux-git if needed. Check linux-zen 4.10.6 does not suffer from the issue.
$ cd linux-git/src/zen-kernel/
$ git bisect start
$ git bisect good
$ git checkout 64e2ccfdce33c5fa3a61e0ef0466beb689260cb0
$ cd ../..
$ makepkg -ersi
Check linux-zen 4.10.7 does suffer from the issue.
$ cd linux-git/src/zen-kernel/
$ git bisect bad
Bisecting: 55 revisions left to test after this (roughly 6 steps)
[f876c1039440a492f354bf7347d8d633d45596bd] mmc: ushc: fix NULL-deref at probe
$ cd ../..
$ makepkg -ersif
Check if the newly built kernel suffers from the regression and repeat the above substituting good or bad as appropriate.
One thing I would recommend to speed up kernel builds is ensuring Makepkg#MAKEFLAGS is set. If it still takes a long time you can always leave the job running overnight.
Instructions and PKGBUILD modified from https://bbs.archlinux.org/viewtopic.php … 5#p1700245
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Adjusted PKGBUILD to use linux-stable as it appears not to be a linux-zen issue. If you do not have the time or desire to do the bisection I understand was not trying to rush / pressure you.
# Maintainer: Boohbah <boohbah at gmail.com>
# Contributor: Tobias Powalowski <tpowa@archlinux.org>
# Contributor: Thomas Baechler <thomas@archlinux.org>
# Contributor: Jonathan Chan <jyc@fastmail.fm>
# Contributor: misc <tastky@gmail.com>
# Contributor: NextHendrix <cjones12 at sheffield.ac.uk>
pkgbase=linux-git
_srcname=linux-stable
pkgver=4.10.6.r0.gdf6ed56f4352
pkgrel=1
arch=('i686' 'x86_64')
url="http://www.kernel.org/"
license=('GPL2')
makedepends=('xmlto' 'docbook-xsl' 'kmod' 'inetutils' 'bc' 'git' 'libelf')
options=('!strip')
source=('git+https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git#tag=v4.10.6'
# the main kernel config files
'config::https://git.archlinux.org/svntogit/packages.git/plain/trunk/config.i686?h=packages/linux&id=1cdcc321d5f67d43a5669804e7f5330adde7f3fa'
'config.x86_64::https://git.archlinux.org/svntogit/packages.git/plain/trunk/config.x86_64?h=packages/linux&id=1cdcc321d5f67d43a5669804e7f5330adde7f3fa'
'90-linux.hook::https://git.archlinux.org/svntogit/packages.git/plain/trunk/90-linux.hook?h=packages/linux'
# standard config files for mkinitcpio ramdisk
"${pkgbase}.preset::https://git.archlinux.org/svntogit/packages.git/plain/trunk/linux.preset?h=packages/linux")
sha256sums=('SKIP'
'386051f19482672c871e7865fc62f5e2c8010d857729134ba13044734962e42c'
'12a87284e2935cd17e2846a207cc76f1728531416523735d66ef8a0ae690884c'
'834bd254b56ab71d73f59b3221f056c72f559553c04718e350ab2a3e2991afe0'
'ad6344badc91ad0630caacde83f7f9b97276f80d26a20619a87952be65492c65')
_kernelname=${pkgbase#linux}
pkgver() {
cd "${_srcname}"
git describe --long | sed -E 's/^v//;s/([^-]*-g)/r\1/;s/-/./g;s/\.rc/rc/'
}
prepare() {
cd "${_srcname}"
if [ "${CARCH}" = "x86_64" ]; then
cat "${srcdir}/config.x86_64" > ./.config
else
cat "${srcdir}/config" > ./.config
fi
# set localversion to git commit
sed -i "s|CONFIG_LOCALVERSION=.*|CONFIG_LOCALVERSION=\"-${pkgver##*.}\"|g" ./.config
sed -i "s|CONFIG_LOCALVERSION_AUTO=.*|CONFIG_LOCALVERSION_AUTO=n|" ./.config
# don't run depmod on 'make install'. We'll do this ourselves in packaging
# git tracks scripts/depmod.sh so do not change it when using the existing source dir for bisection
# sed -i '2iexit 0' scripts/depmod.sh
# get kernel version
make prepare
# load configuration
# Configure the kernel. Replace the line below with one of your choice.
#make menuconfig # CLI menu for configuration
#make nconfig # new CLI menu for configuration
#make xconfig # X-based configuration
#make oldconfig # using old config from previous kernel version
make olddefconfig # old config from previous kernel, defaults for new options
# ... or manually edit .config
}
build() {
cd "${_srcname}"
make ${MAKEFLAGS} LOCALVERSION= bzImage modules
}
_package() {
pkgdesc="The Linux kernel and modules (git version)"
depends=('coreutils' 'linux-firmware' 'kmod' 'mkinitcpio>=0.7')
optdepends=('crda: to set the correct wireless channels of your country')
provides=('linux')
backup=("etc/mkinitcpio.d/${pkgbase}.preset")
install=linux.install
cd "${_srcname}"
KARCH=x86
# get kernel version
_kernver="$(make LOCALVERSION= kernelrelease)"
_basekernel=${_kernver%%-*}
_basekernel=${_basekernel%.*}
mkdir -p "${pkgdir}"/{lib/modules,lib/firmware,boot}
make LOCALVERSION= INSTALL_MOD_PATH="${pkgdir}" modules_install
cp arch/$KARCH/boot/bzImage "${pkgdir}/boot/vmlinuz-${pkgbase}"
# set correct depmod command for install
sed -e "s|%PKGBASE%|${pkgbase}|g;s|%KERNVER%|${_kernver}|g" \
"${startdir}/${install}" > "${startdir}/${install}.pkg"
true && install=${install}.pkg
# install mkinitcpio preset file for kernel
sed "s|%PKGBASE%|${pkgbase}|g" "${srcdir}/${pkgbase}.preset" |
install -D -m644 /dev/stdin "${pkgdir}/etc/mkinitcpio.d/${pkgbase}.preset"
# install pacman hook for initramfs regeneration
sed "s|%PKGBASE%|${pkgbase}|g" "${srcdir}/90-linux.hook" |
install -D -m644 /dev/stdin "${pkgdir}/usr/share/libalpm/hooks/90-${pkgbase}.hook"
# remove build and source links
rm -f "${pkgdir}"/lib/modules/${_kernver}/{source,build}
# remove the firmware
rm -rf "${pkgdir}/lib/firmware"
# make room for external modules
ln -s "../extramodules-${_basekernel}${_kernelname:--ARCH}" "${pkgdir}/lib/modules/${_kernver}/extramodules"
# add real version for building modules and running depmod from post_install/upgrade
mkdir -p "${pkgdir}/lib/modules/extramodules-${_basekernel}${_kernelname:--ARCH}"
echo "${_kernver}" > "${pkgdir}/lib/modules/extramodules-${_basekernel}${_kernelname:--ARCH}/version"
# Now we call depmod...
depmod -b "${pkgdir}" -F System.map "${_kernver}"
# move module tree /lib -> /usr/lib
mkdir -p "${pkgdir}/usr"
mv "${pkgdir}/lib" "${pkgdir}/usr/"
# add vmlinux
install -D -m644 vmlinux "${pkgdir}/usr/lib/modules/${_kernver}/build/vmlinux"
# add System.map
install -D -m644 System.map "${pkgdir}/boot/System.map-${_kernver}"
}
_package-headers() {
pkgdesc="Header files and scripts for building modules for Linux kernel (git version)"
provides=('linux-headers')
install -dm755 "${pkgdir}/usr/lib/modules/${_kernver}"
cd "${_srcname}"
install -D -m644 Makefile \
"${pkgdir}/usr/lib/modules/${_kernver}/build/Makefile"
install -D -m644 kernel/Makefile \
"${pkgdir}/usr/lib/modules/${_kernver}/build/kernel/Makefile"
install -D -m644 .config \
"${pkgdir}/usr/lib/modules/${_kernver}/build/.config"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/include"
for i in acpi asm-generic config crypto drm generated keys linux math-emu \
media net pcmcia scsi soc sound trace uapi video xen; do
cp -a include/${i} "${pkgdir}/usr/lib/modules/${_kernver}/build/include/"
done
# copy arch includes for external modules
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/x86"
cp -a arch/x86/include "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/x86/"
# copy files necessary for later builds, like nvidia and vmware
cp Module.symvers "${pkgdir}/usr/lib/modules/${_kernver}/build"
cp -a scripts "${pkgdir}/usr/lib/modules/${_kernver}/build"
# fix permissions on scripts dir
chmod og-w -R "${pkgdir}/usr/lib/modules/${_kernver}/build/scripts"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/.tmp_versions"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/${KARCH}/kernel"
cp arch/${KARCH}/Makefile "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/${KARCH}/"
if [ "${CARCH}" = "i686" ]; then
cp arch/${KARCH}/Makefile_32.cpu "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/${KARCH}/"
fi
cp arch/${KARCH}/kernel/asm-offsets.s "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/${KARCH}/kernel/"
# add docbook makefile
install -D -m644 Documentation/DocBook/Makefile \
"${pkgdir}/usr/lib/modules/${_kernver}/build/Documentation/DocBook/Makefile"
# add dm headers
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/md"
cp drivers/md/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/md"
# add inotify.h
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/include/linux"
cp include/linux/inotify.h "${pkgdir}/usr/lib/modules/${_kernver}/build/include/linux/"
# add wireless headers
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/net/mac80211/"
cp net/mac80211/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/net/mac80211/"
# add dvb headers for external modules
# in reference to:
# http://bugs.archlinux.org/task/9912
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/dvb-core"
cp drivers/media/dvb-core/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/dvb-core/"
# and...
# http://bugs.archlinux.org/task/11194
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/include/config/dvb/"
cp include/config/dvb/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/include/config/dvb/"
# add dvb headers for http://mcentral.de/hg/~mrec/em28xx-new
# in reference to:
# http://bugs.archlinux.org/task/13146
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/dvb-frontends/"
cp drivers/media/dvb-frontends/lgdt330x.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/dvb-frontends/"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/i2c/"
cp drivers/media/i2c/msp3400-driver.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/i2c/"
# add dvb headers
# in reference to:
# http://bugs.archlinux.org/task/20402
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/usb/dvb-usb"
cp drivers/media/usb/dvb-usb/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/usb/dvb-usb/"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/dvb-frontends"
cp drivers/media/dvb-frontends/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/dvb-frontends/"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/tuners"
cp drivers/media/tuners/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/tuners/"
# add xfs and shmem for aufs building
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/fs/xfs"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/mm"
# removed in 3.17 series
# cp fs/xfs/xfs_sb.h "${pkgdir}/usr/lib/modules/${_kernver}/build/fs/xfs/xfs_sb.h"
# copy in Kconfig files
for i in $(find . -name "Kconfig*"); do
mkdir -p "${pkgdir}"/usr/lib/modules/${_kernver}/build/`echo ${i} | sed 's|/Kconfig.*||'`
cp ${i} "${pkgdir}/usr/lib/modules/${_kernver}/build/${i}"
done
# add objtool for external module building and enabled VALIDATION_STACK option
if [ -f tools/objtool/objtool ]; then
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/tools/objtool"
cp -a tools/objtool/objtool ${pkgdir}/usr/lib/modules/${_kernver}/build/tools/objtool/
fi
chown -R root.root "${pkgdir}/usr/lib/modules/${_kernver}/build"
find "${pkgdir}/usr/lib/modules/${_kernver}/build" -type d -exec chmod 755 {} \;
# strip scripts directory
find "${pkgdir}/usr/lib/modules/${_kernver}/build/scripts" -type f -perm -u+w 2>/dev/null | while read binary ; do
case "$(file -bi "${binary}")" in
*application/x-sharedlib*) # Libraries (.so)
/usr/bin/strip ${STRIP_SHARED} "${binary}";;
*application/x-archive*) # Libraries (.a)
/usr/bin/strip ${STRIP_STATIC} "${binary}";;
*application/x-executable*) # Binaries
/usr/bin/strip ${STRIP_BINARIES} "${binary}";;
esac
done
# remove unneeded architectures
rm -rf "${pkgdir}"/usr/lib/modules/${_kernver}/build/arch/{alpha,arc,arm,arm26,arm64,avr32,blackfin,c6x,cris,frv,h8300,hexagon,ia64,m32r,m68k,m68knommu,metag,mips,microblaze,mn10300,openrisc,parisc,powerpc,ppc,s390,score,sh,sh64,sparc,sparc64,tile,unicore32,um,v850,xtensa}
# remove a files already in linux-docs package
rm -f "${pkgdir}/usr/lib/modules/${_kernver}/build/Documentation/kbuild/Kconfig.recursion-issue-01"
rm -f "${pkgdir}/usr/lib/modules/${_kernver}/build/Documentation/kbuild/Kconfig.recursion-issue-02"
rm -f "${pkgdir}/usr/lib/modules/${_kernver}/build/Documentation/kbuild/Kconfig.select-break"
}
_package-docs() {
pkgdesc="Kernel hackers manual - HTML documentation that comes with the Linux kernel (git version)"
provides=('linux-docs')
cd "${_srcname}"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build"
# git tracks the contents of the Documentation dir so do not change it when using the existing source dir for bisection
# it will be changed by the following chmod commands in conjuction with using hardlinks
# cp -al Documentation "${pkgdir}/usr/lib/modules/${_kernver}/build"
cp -a Documentation "${pkgdir}/usr/lib/modules/${_kernver}/build"
find "${pkgdir}" -type f -exec chmod 444 {} \;
find "${pkgdir}" -type d -exec chmod 755 {} \;
# remove a file already in linux package
rm -f "${pkgdir}/usr/lib/modules/${_kernver}/build/Documentation/DocBook/Makefile"
}
pkgname=("${pkgbase}" "${pkgbase}-headers" "${pkgbase}-docs")
for _p in ${pkgname[@]}; do
eval "package_${_p}() {
$(declare -f "_package${_p#${pkgbase}}")
_package${_p#${pkgbase}}
}"
done
# vim:set ts=8 sts=2 sw=2 et:
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