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@@ -16,7 +16,7 @@ zram_size() # in megabytes
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if [ -z "$zram_size" ]; then
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# e.g. 6mb for 16mb-routers or 61mb for 128mb-routers
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- echo $(( $ram_size / 2048 ))
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+ echo $(( ram_size / 2048 ))
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else
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echo "$zram_size"
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fi
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@@ -72,7 +72,7 @@ zram_reset()
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list_cpu_idx()
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{
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# Offset by 1 if /dev/zram0 is in use by /tmp
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- if [ "$(mount | grep /dev/zram0)" ]; then
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+ if mount | grep -q /dev/zram0; then
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local line i=1
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# Hot-add new ZRAM device (if necessary)
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if [ ! -b /dev/zram1 ]; then
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@@ -86,7 +86,7 @@ list_cpu_idx()
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case "$line" in
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[Pp]rocessor*)
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echo $i
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- i=$(( $i + 1 ))
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+ i=$(( i + 1 ))
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;;
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esac
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} done <"/proc/cpuinfo"
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@@ -107,7 +107,7 @@ start()
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logger -s -t zram_start -p daemon.debug "activating '$zram_dev' for swapping ($zram_size MegaBytes)"
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zram_reset "$zram_dev" "enforcing defaults"
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- echo $(( $zram_size * 1024 * 1024 )) >"/sys/block/$( basename $zram_dev )/disksize"
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+ echo $(( zram_size * 1024 * 1024 )) >"/sys/block/$( basename "$zram_dev" )/disksize"
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mkswap "$zram_dev"
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swapon "$zram_dev"
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} done
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Samuel Casa