Commit ca520507 authored by Thomas Petazzoni's avatar Thomas Petazzoni Committed by Peter Korsgaard
Browse files

Simplify udev startup script 



The S10udev startup script did useless things such as mounting sysfs,
mounting a tmpfs filesystem in /dev/, etc. Those things are already
done during in the default inittab.

Signed-off-by: default avatarThomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: default avatarPeter Korsgaard <jacmet@sunsite.dk>
parent 726b15f6

package/udev/S10udev

+0 −34
Original line number Diff line number Diff line
@@ -16,12 +16,6 @@ 
#	/dev/zero, /dev/null -- that's needed to boot and run this script.

#



# old kernels don't use udev

case $(uname -r) in

    2.6*|2.7*)	;;

    *)		exit 0;;

esac



# Check for missing binaries

UDEV_BIN=/sbin/udevd

test -x $UDEV_BIN || exit 5
@@ -33,41 +27,13 @@ UDEV_CONFIG=/etc/udev/udev.conf 
test -r $UDEV_CONFIG || exit 6

. $UDEV_CONFIG



# Directory where sysfs is mounted

SYSFS_DIR=/sys



case "$1" in

    start)

        # mount sysfs if it's not yet mounted

        if [ ! -d $SYSFS_DIR ]; then

	    echo "${0}: SYSFS_DIR \"$SYSFS_DIR\" not found"

	    exit 1

        fi

        grep -q "^sysfs $SYSFS_DIR" /proc/mounts ||

	mount -t sysfs /sys /sys ||

	exit 1



        # mount $udev_root as ramfs if it's not yet mounted

        # we know 2.6 kernels always support ramfs

        if [ ! -d $udev_root ]; then

	    echo "${0}: udev_root \"$udev_root\" not found"

	    exit 1

        fi

        grep -q "^udev $udev_root" /proc/mounts ||

	mount -t ramfs udev $udev_root ||

	exit 1



        mkdir $udev_root/pts $udev_root/shm

        mknod -m 0666 /dev/null c 1 3

        mknod -m 0666 /dev/zero c 1 5

        mknod -m 0600 /dev/console c 5 1



        # populate /dev (normally)

        echo -n "Populating $udev_root using udev: "

        echo -e '\000\000\000\000' > /proc/sys/kernel/hotplug

        $UDEV_BIN -d || (echo "FAIL" && exit 1)

	$UDEVSTART_BIN || (echo "FAIL" && exit 1)

	mount -t devpts /dev/pts /dev/pts || (echo "FAIL" && exit 1)

        echo "done"

        ;;

    stop)