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authorVasilis Tsiligiannis <b_tsiligiannis@silverton.gr>2013-01-07 12:01:11 +0000
committerVasilis Tsiligiannis <b_tsiligiannis@silverton.gr>2013-01-07 12:01:11 +0000
commit16b08bfc594cff67e02fd1931ee137db754d5cab (patch)
tree7b97a8f29e4d428a674ef3ae4a7f085f20afad25 /package/zram-swap/files/etc/init.d/zram
parenta4e7f8c15720a654780744fdb5cba28de817e26b (diff)
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[package] zram-swap: Install init script with 0755 mode
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@35033 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/zram-swap/files/etc/init.d/zram')
-rwxr-xr-xpackage/zram-swap/files/etc/init.d/zram123
1 files changed, 0 insertions, 123 deletions
diff --git a/package/zram-swap/files/etc/init.d/zram b/package/zram-swap/files/etc/init.d/zram
deleted file mode 100755
index 23de915c8f..0000000000
--- a/package/zram-swap/files/etc/init.d/zram
+++ /dev/null
@@ -1,123 +0,0 @@
-#!/bin/sh /etc/rc.common
-
-START=15
-
-ram_size()
-{
- local line
-
- while read line; do case "$line" in MemTotal:*) set $line; echo "$2"; break ;; esac; done </proc/meminfo
-}
-
-zram_size() # in megabytes
-{
- local zram_size="$( uci -q get system.@system[0].zram_size_mb )"
- local ram_size="$( ram_size )"
-
- if [ -z "$zram_size" ]; then
- # e.g. 6mb for 16mb-routers or 61mb for 128mb-routers
- echo $(( $ram_size / 2048 ))
- else
- echo "$zram_size"
- fi
-}
-
-zram_applicable()
-{
- local zram_dev="$1"
-
- grep -sq ^"$zram_dev " /proc/swaps && {
- logger -s -t zram_applicable -p daemon.notice "[OK] '$zram_dev' already active"
- return 1
- }
-
- [ -e "$zram_dev" ] || {
- logger -s -t zram_applicable -p daemon.crit "[ERROR] device '$zram_dev' not found"
- return 1
- }
-
- which mkswap >/dev/null || {
- logger -s -t zram_applicable -p daemon.err "[ERROR] 'mkswap' not installed"
- return 1
- }
-
- which swapon >/dev/null || {
- logger -s -t zram_applicable -p daemon.err "[ERROR] 'swapon' not installed"
- return 1
- }
-
- which swapoff >/dev/null || {
- logger -s -t zram_applicable -p daemon.err "[ERROR] 'swapoff' not installed"
- return 1
- }
-}
-
-zram_dev()
-{
- local core="$1"
-
- echo "/dev/zram${core:-0}"
-}
-
-zram_reset()
-{
- local dev="$1"
- local message="$2"
- local proc_entry="/sys/block/$( basename "$dev" )/reset"
-
- logger -s -t zram_reset -p daemon.debug "$message via $proc_entry"
- echo "1" >"$proc_entry"
-}
-
-list_cpu_idx()
-{
- local line i=0
-
- while read line; do {
- case "$line" in
- [Pp]rocessor*)
- echo $i
- i=$(( $i + 1 ))
- ;;
- esac
- } done <"/proc/cpuinfo"
-}
-
-start()
-{
- # http://shmilyxbq-compcache.googlecode.com/hg/README
- # if >1 cpu_core, reinit kmodule with e.g. num_devices=4
-
- local zram_size="$( zram_size )"
- local zram_dev core
-
- for core in $( list_cpu_idx ); do {
- zram_dev="$( zram_dev "$core" )"
- zram_applicable "$zram_dev" || return 1
-
- logger -s -t zram_start -p daemon.debug "activating '$zram_dev' for swapping ($zram_size MegaBytes)"
-
- zram_reset "$zram_dev" "enforcing defaults"
- echo $(( $zram_size * 1024 * 1024 )) >"/sys/block/$( basename $zram_dev )/disksize"
- mkswap "$zram_dev"
- swapon "$zram_dev"
- } done
-}
-
-stop()
-{
- local zram_dev proc_entry
-
- for core in $( list_cpu_idx ); do {
- zram_dev="$( zram_dev "$core" )"
- proc_entry="/sys/block/$( basename "$zram_dev" )/reset"
-
- grep -sq ^"$zram_dev " /proc/swaps && {
- logger -s -t zram_stop -p daemon.debug "deactivate swap $zram_dev"
- swapoff "$zram_dev"
- }
-
- zram_reset "$zram_dev" "claiming memory back"
- } done
-}
-