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https://github.com/ibm-s390-linux/s390-tools.git
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35348c302b
Unfortunately zdev hook already exists in Ubuntu, from an unrelated project. ZFS uses zdev/zpool names, and ships a zdev hook to do ZFS specific initialisation. It is available on s390x and thus results in file-conflict upon installing both. Thus renaming this zdev hook to s390-tools-zdev. Closes: https://github.com/ibm-s390-tools/s390-tools/pull/41 Signed-off-by: Dimitri John Ledkov <xnox@ubuntu.com> Acked-by: Peter Oberparleiter <oberpar@linux.ibm.com> Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
57 lines
1.5 KiB
Bash
57 lines
1.5 KiB
Bash
#!/bin/sh
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#
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# Copyright IBM Corp. 2016, 2017
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#
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# s390-tools is free software; you can redistribute it and/or modify
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# it under the terms of the MIT license. See LICENSE for details.
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#
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# hooks/s390-tools-zdev
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# This hook script adds files required to apply firmware-provided I/O
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# configuration data during boot.
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#
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# Needs to run after udev or resulting udev rules could be overwritten
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PREREQ="udev"
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prereqs()
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{
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echo "$PREREQ"
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}
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case $1 in
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prereqs)
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prereqs
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exit 0
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;;
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esac
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. /usr/share/initramfs-tools/hook-functions
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# Add modules for all device types supported by chzdev (required for
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# auto-configuration)
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zdev_modules="lcs qeth qeth_l2 qeth_l3 dasd_mod dasd_eckd_mod dasd_fba_mod dasd_diag_mod zfcp"
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for x in $zdev_modules ; do
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manual_add_modules ${x}
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done
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copy_exec /sbin/chzdev
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copy_exec /sbin/lszdev
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copy_exec /sbin/vmcp
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_tempfile=$(mktemp --tmpdir initramfs-zdev.XXXXXX)
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# Obtain early + root device configuration
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chzdev --export "$_tempfile" --persistent --by-path / \
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--by-attrib "zdev:early=1" --quiet --type 2>/dev/null
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# Apply via --import to prevent other devices from being configured.
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# Rename the resulting cio-ignore rule to ensure that it does not override
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# the one copied by the initramfs udev hook to /lib/udev.
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chzdev --import "$_tempfile" --persistent \
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--base "/etc/udev/rules.d/41-cio-ignore.rules=$DESTDIR/etc/udev/rules.d/41-cio-ignore-root.rules" \
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--base "/etc=$DESTDIR/etc" --yes --quiet --no-root-update --force \
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>/dev/null
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rm -f "$_tempfile"
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