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24 lines
599 B
24 lines
599 B
#!/bin/bash |
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# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*- |
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# ex: ts=8 sw=4 sts=4 et filetype=sh |
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# We depend on udev-rules being loaded |
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[[ "$1" = "-d" ]] && exit 0 |
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# if we don't have btrfs (btrfsctl) installed on the host system, |
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# no point in trying to support it in the initramfs. |
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type -P btrfsctl >/dev/null || exit 1 |
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. $dracutfunctions |
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[[ $debug ]] && set -x |
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is_btrfs() { get_fs_type /dev/block/$1 |grep -q btrfs; } |
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if [[ "$1" = "-h" ]]; then |
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rootdev=$(find_root_block_device) |
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if [[ $rootdev ]]; then |
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is_btrfs "$rootdev" || exit 1 |
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fi |
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fi |
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exit 0
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