/usr/share/initramfs-tools/scripts/nfs-top/udev is in udev 175-0ubuntu9.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 | #!/bin/sh -e
# initramfs nfs-top script for udev
PREREQ=""
# Output pre-requisites
prereqs()
{
echo "$PREREQ"
}
case "$1" in
prereqs)
prereqs
exit 0
;;
esac
# Each call to udevsettle can take up to three minutes
if [ -x /sbin/usplash_write ]; then
/sbin/usplash_write "TIMEOUT 360"
trap "/sbin/usplash_write 'TIMEOUT 15'" 0
fi
# We need to wait for the network card drivers to be loaded
/sbin/udevadm settle
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