# Copyright (C) 2006-2010 OpenWrt.org
# Copyright (C) 2010 Vertical Communications
-mount() {
- /bin/busybox mount -o noatime "$@"
-}
-
boot_hook_splice_start() {
export -n PI_HOOK_SPLICE=1
}
find_mtd_part() {
local PART="$(grep "\"$1\"" /proc/mtd | awk -F: '{print $1}')"
local PREFIX=/dev/mtdblock
-
+
PART="${PART##mtd}"
[ -d /dev/mtdblock ] && PREFIX=/dev/mtdblock/
echo "${PART:+$PREFIX$PART}"
cd $1
echo -n "creating directories... "
{
- cd $2
+ cd $2
find . -xdev -type d
echo "./dev ./overlay ./mnt ./proc ./tmp"
# xdev skips mounted directories
- cd $1
+ cd $1
} | xargs mkdir -p
echo "done"
}
pivot() { # <new_root> <old_root>
- mount -o move /proc $1/proc && \
+ mount -o noatime,move /proc $1/proc && \
pivot_root $1 $1$2 && {
- mount -o move $2/dev /dev
- mount -o move $2/tmp /tmp
- mount -o move $2/sys /sys 2>&-
- mount -o move $2/overlay /overlay 2>&-
+ mount -o noatime,move $2/dev /dev
+ mount -o noatime,move $2/tmp /tmp
+ mount -o noatime,move $2/sys /sys 2>&-
+ mount -o noatime,move $2/overlay /overlay 2>&-
return 0
}
}
root=$1
{
if grep -q overlay /proc/filesystems; then
- mount -t overlayfs -olowerdir=/,upperdir=$1 "overlayfs:$1" /mnt && root=/mnt
+ mount -o noatime,lowerdir=/,upperdir=$1 -t overlayfs "overlayfs:$1" /mnt && root=/mnt
elif grep -q mini_fo /proc/filesystems; then
- mount -t mini_fo -o base=/,sto=$1 "mini_fo:$1" /mnt 2>&- && root=/mnt
+ mount -t mini_fo -o noatime,base=/,sto=$1 "mini_fo:$1" /mnt 2>&- && root=/mnt
else
- mount --bind / /mnt
- mount --bind -o union "$1" /mnt && root=/mnt
+ mount --bind -o noatime / /mnt
+ mount --bind -o noatime,union "$1" /mnt && root=/mnt
fi
} || {
[ "$3" = "1" ] && {
- mount | grep "on $1 type" 2>&- 1>&- || mount -o bind $1 $1
+ mount | grep "on $1 type" 2>&- 1>&- || mount -o noatime,bind $1 $1
dupe $1 $rom
}
}
ramoverlay() {
mkdir -p /tmp/root
- mount -t tmpfs -o mode=0755 root /tmp/root
+ mount -t tmpfs -o noatime,mode=0755 root /tmp/root
fopivot /tmp/root /rom 1
}