38 lines
821 B
Bash
38 lines
821 B
Bash
#!/bin/sh
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# Copyright (C) 2006 OpenWrt.org
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# Copyright (C) 2010 Vertical Communications
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do_move_devtmpfs() {
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local mnt="$(grep devtmpfs /proc/mounts)"
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mnt="${mnt#* }"; mnt="${mnt%% *}"
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[ "$mnt" = "/dev" ] || mount -o noatime,move "$mnt" /dev
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}
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do_mount_devfs() {
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mount -o noatime -t devfs devfs /dev
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}
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do_mount_hotplug() {
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mount -t tmpfs -o noatime,mode=0755,size=512K tmpfs /dev
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}
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do_mount_udev() {
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mount -n -t tmpfs -o noatime,mode=0755 udev /dev
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}
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choose_device_fs() {
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if grep -q devtmpfs /proc/mounts; then
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do_move_devtmpfs
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elif grep -q devfs /proc/filesystems; then
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do_mount_devfs
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elif [ -x /sbin/hotplug2 ]; then
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do_mount_hotplug
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elif [ -x /sbin/udevd ]; then
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do_mount_udev
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fi
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}
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boot_hook_add preinit_essential choose_device_fs
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