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kernel-overlays: move volatile runtime data to /run

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Create the module and firmware symlink trees in /run/kernel-overlays
instead of /var/lib as recommended by FHS 3.0. This also allows us
to drop the After=var.mount ordering in the systemd service.

Signed-off-by: Matthias Reichl <hias@horus.com>
This commit is contained in:
Matthias Reichl 2020-01-10 12:03:23 +01:00
parent f59b99ca25
commit dad3581441
3 changed files with 5 additions and 5 deletions
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5
packages/sysutils/systemd/scripts/kernel-overlays-setup
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@ -6,8 +6,9 @@
SYSTEM_OVERLAYS_DIR=/usr/lib/kernel-overlays SYSTEM_OVERLAYS_DIR=/usr/lib/kernel-overlays
OVERLAY_CONFIG_DIR=/storage/.cache/kernel-overlays OVERLAY_CONFIG_DIR=/storage/.cache/kernel-overlays
KVER=$(uname -r) KVER=$(uname -r)
MODULES_DIR="/var/lib/modules/${KVER}" RUNTIME_DIR="/run/kernel-overlays"
FIRMWARE_DIR="/var/lib/firmware" MODULES_DIR="${RUNTIME_DIR}/modules/${KVER}"
FIRMWARE_DIR="${RUNTIME_DIR}/firmware"
USER_FIRMWARE_DIR="/storage/.config/firmware" USER_FIRMWARE_DIR="/storage/.config/firmware"
mkdir -p "${MODULES_DIR}" mkdir -p "${MODULES_DIR}"

1
packages/sysutils/systemd/system.d/kernel-overlays.service
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@ -1,7 +1,6 @@
[Unit] [Unit]
Description=Create kernel modules tree from overlays Description=Create kernel modules tree from overlays
DefaultDependencies=no DefaultDependencies=no
After=var.mount
Before=systemd-udevd.service systemd-udev-trigger.service systemd-modules-load.service systemd-remount-fs.service swap.service machine-id.service kmod-static-nodes.service Before=systemd-udevd.service systemd-udev-trigger.service systemd-modules-load.service systemd-remount-fs.service swap.service machine-id.service kmod-static-nodes.service
[Service] [Service]

4
scripts/image
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@ -217,10 +217,10 @@ for MOD in $(find ${INSTALL}/usr/lib/kernel-overlays/ -type f -name *.ko); do
done done
# Symlink overlayed modules to /usr/lib/modules # Symlink overlayed modules to /usr/lib/modules
ln -sT /var/lib/modules ${INSTALL}/usr/lib/modules ln -sT /run/kernel-overlays/modules ${INSTALL}/usr/lib/modules
# Symlink overlayed firmware to /usr/lib/firmware # Symlink overlayed firmware to /usr/lib/firmware
ln -sT /var/lib/firmware ${INSTALL}/usr/lib/firmware ln -sT /run/kernel-overlays/firmware ${INSTALL}/usr/lib/firmware
# Make target dir # Make target dir
mkdir -p ${TARGET_IMG} mkdir -p ${TARGET_IMG}